~drizzle-trunk/drizzle/development : contents of plugin/innobase/srv/srv0start.cc at revision 2165.1.3

~drizzle-trunk/drizzle/development : (revision 2165.1.3)

641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	1	/*****************************************************************************
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	2
1999.6.1 by kalebral at gmail update Copyright strings to a more common format to help with creating the master debian copyright file	3	Copyright (C) 1996, 2010, Innobase Oy. All Rights Reserved.
	4	Copyright (C) 2008, Google Inc.
	5	Copyright (C) 2009, Percona Inc.
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	6
	7	Portions of this file contain modifications contributed and copyrighted by
	8	Google, Inc. Those modifications are gratefully acknowledged and are described
	9	briefly in the InnoDB documentation. The contributions by Google are
	10	incorporated with their permission, and subject to the conditions contained in
	11	the file COPYING.Google.
	12
1819.5.180 by calvin Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6533 from MySQL InnoDB	13	Portions of this file contain modifications contributed and copyrighted
	14	by Percona Inc.. Those modifications are
	15	gratefully acknowledged and are described briefly in the InnoDB
	16	documentation. The contributions by Percona Inc. are incorporated with
	17	their permission, and subject to the conditions contained in the file
	18	COPYING.Percona.
	19
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	20	This program is free software; you can redistribute it and/or modify it under
	21	the terms of the GNU General Public License as published by the Free Software
	22	Foundation; version 2 of the License.
	23
	24	This program is distributed in the hope that it will be useful, but WITHOUT
	25	ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	26	FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	27
	28	You should have received a copy of the GNU General Public License along with
1802.10.2 by Monty Taylor Update all of the copyright headers to include the correct address.	29	this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
	30	St, Fifth Floor, Boston, MA 02110-1301 USA
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	31
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	32	*****************************************************************************/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	33
	34	/******************************************************************//
	35	@file srv/srv0start.c
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	36	Starts the InnoDB database server
	37
	38	Created 2/16/1996 Heikki Tuuri
	39	*************************************************************************/
	40
	41	#include "ut0mem.h"
	42	#include "mem0mem.h"
	43	#include "data0data.h"
	44	#include "data0type.h"
	45	#include "dict0dict.h"
	46	#include "buf0buf.h"
	47	#include "os0file.h"
	48	#include "os0thread.h"
	49	#include "fil0fil.h"
	50	#include "fsp0fsp.h"
	51	#include "rem0rec.h"
	52	#include "mtr0mtr.h"
	53	#include "log0log.h"
	54	#include "log0recv.h"
	55	#include "page0page.h"
	56	#include "page0cur.h"
	57	#include "trx0trx.h"
	58	#include "trx0sys.h"
	59	#include "btr0btr.h"
	60	#include "btr0cur.h"
	61	#include "rem0rec.h"
	62	#include "ibuf0ibuf.h"
	63	#include "srv0start.h"
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	64	#include "srv0srv.h"
	65	#ifndef UNIV_HOTBACKUP
	66	# include "os0proc.h"
	67	# include "sync0sync.h"
	68	# include "buf0flu.h"
	69	# include "buf0rea.h"
	70	# include "dict0boot.h"
	71	# include "dict0load.h"
	72	# include "que0que.h"
	73	# include "usr0sess.h"
	74	# include "lock0lock.h"
	75	# include "trx0roll.h"
	76	# include "trx0purge.h"
	77	# include "lock0lock.h"
	78	# include "pars0pars.h"
	79	# include "btr0sea.h"
	80	# include "rem0cmp.h"
	81	# include "dict0crea.h"
	82	# include "row0ins.h"
	83	# include "row0sel.h"
	84	# include "row0upd.h"
	85	# include "row0row.h"
	86	# include "row0mysql.h"
	87	# include "btr0pcur.h"
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	88	# include "thr0loc.h"
1819.5.54 by stewart at flamingspork [patch 054/129] Merge patch for revision 1845 from InnoDB SVN:	89	# include "os0sync.h" /* for INNODB_RW_LOCKS_USE_ATOMICS */
1819.5.145 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6270 from MySQL InnoDB	90	# include "zlib.h" /* for ZLIB_VERSION */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	91
1241.9.1 by Monty Taylor Removed global.h. Fixed all the headers.	92	#include <errno.h>
1280.1.10 by Monty Taylor Put everything in drizzled into drizzled namespace.	93	#include <unistd.h>
1241.9.1 by Monty Taylor Removed global.h. Fixed all the headers.	94
2028.1.1 by Monty Taylor Marked some strings for translation.	95	#include <drizzled/gettext.h>
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	96	#include <drizzled/errmsg_print.h>
2028.1.1 by Monty Taylor Marked some strings for translation.	97
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	98	/** Log sequence number immediately after startup */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	99	UNIV_INTERN ib_uint64_t srv_start_lsn;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	100	/** Log sequence number at shutdown */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	101	UNIV_INTERN ib_uint64_t srv_shutdown_lsn;
	102
	103	#ifdef HAVE_DARWIN_THREADS
	104	# include <sys/utsname.h>
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	105	/** TRUE if the F_FULLFSYNC option is available */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	106	UNIV_INTERN ibool srv_have_fullfsync = FALSE;
	107	#endif
	108
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	109	/** TRUE if a raw partition is in use */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	110	UNIV_INTERN ibool srv_start_raw_disk_in_use = FALSE;
	111
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	112	/** TRUE if the server is being started, before rolling back any
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	113	incomplete transactions */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	114	UNIV_INTERN ibool srv_startup_is_before_trx_rollback_phase = FALSE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	115	/** TRUE if the server is being started */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	116	UNIV_INTERN ibool srv_is_being_started = FALSE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	117	/** TRUE if the server was successfully started */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	118	UNIV_INTERN ibool srv_was_started = FALSE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	119	/** TRUE if innobase_start_or_create_for_mysql() has been called */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	120	static ibool srv_start_has_been_called = FALSE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	121
	122	/** At a shutdown this value climbs from SRV_SHUTDOWN_NONE to
	123	SRV_SHUTDOWN_CLEANUP and then to SRV_SHUTDOWN_LAST_PHASE, and so on */
	124	UNIV_INTERN enum srv_shutdown_state srv_shutdown_state = SRV_SHUTDOWN_NONE;
	125
	126	/** Files comprising the system tablespace */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	127	static os_file_t files[1000];
	128
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	129	/** io_handler_thread parameters for thread identification */
1819.5.161 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6352 from MySQL InnoDB	130	static ulint n[SRV_MAX_N_IO_THREADS + 6];
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	131	/** io_handler_thread identifiers */
1819.5.161 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6352 from MySQL InnoDB	132	static os_thread_id_t thread_ids[SRV_MAX_N_IO_THREADS + 6];
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	133
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	134	/** We use this mutex to test the return value of pthread_mutex_trylock
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	135	on successful locking. HP-UX does NOT return 0, though Linux et al do. */
	136	static os_fast_mutex_t srv_os_test_mutex;
	137
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	138	/** Name of srv_monitor_file */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	139	static char* srv_monitor_file_name;
	140	#endif /* !UNIV_HOTBACKUP */
	141
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	142	/** */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	143	#define SRV_N_PENDING_IOS_PER_THREAD OS_AIO_N_PENDING_IOS_PER_THREAD
	144	#define SRV_MAX_N_PENDING_SYNC_IOS 100
	145
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	146	#ifdef UNIV_PFS_THREAD
	147	/* Keys to register InnoDB threads with performance schema */
	148	UNIV_INTERN mysql_pfs_key_t io_handler_thread_key;
	149	UNIV_INTERN mysql_pfs_key_t srv_lock_timeout_thread_key;
	150	UNIV_INTERN mysql_pfs_key_t srv_error_monitor_thread_key;
	151	UNIV_INTERN mysql_pfs_key_t srv_monitor_thread_key;
	152	UNIV_INTERN mysql_pfs_key_t srv_master_thread_key;
	153	#endif /* UNIV_PFS_THREAD */
	154
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	155	/*******************************************************************//
	156	Convert a numeric string that optionally ends in G or M, to a number
	157	containing megabytes.
	158	@return next character in string */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	159	static
	160	char*
	161	srv_parse_megabytes(
	162	/================/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	163	char* str, /!< in: string containing a quantity in bytes /
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	164	ulint* megs) /!< out: the number in megabytes /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	165	{
	166	char* endp;
	167	ulint size;
	168
	169	size = strtoul(str, &endp, 10);
	170
	171	str = endp;
	172
	173	switch (*str) {
	174	case 'G': case 'g':
	175	size *= 1024;
	176	/* fall through */
	177	case 'M': case 'm':
	178	str++;
	179	break;
	180	default:
	181	size /= 1024 * 1024;
	182	break;
	183	}
	184
	185	*megs = size;
	186	return(str);
	187	}
	188
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	189	/*******************************************************************//
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	190	Reads the data files and their sizes from a character string given in
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	191	the .cnf file.
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	192	@return TRUE if ok, FALSE on parse error */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	193	UNIV_INTERN
	194	ibool
	195	srv_parse_data_file_paths_and_sizes(
	196	/================================/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	197	char* str) /!< in/out: the data file path string /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	198	{
	199	char* input_str;
	200	char* path;
	201	ulint size;
	202	ulint i = 0;
	203
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	204	srv_auto_extend_last_data_file = FALSE;
	205	srv_last_file_size_max = 0;
	206	srv_data_file_names = NULL;
	207	srv_data_file_sizes = NULL;
	208	srv_data_file_is_raw_partition = NULL;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	209
	210	input_str = str;
	211
	212	/* First calculate the number of data files and check syntax:
	213	path:size[M \| G];path:size[M \| G]... . Note that a Windows path may
	214	contain a drive name and a ':'. */
	215
	216	while (*str != '\0') {
	217	path = str;
	218
	219	while ((str != ':' && str != '\0')
	220	\|\| (*str == ':'
	221	&& ((str + 1) == '\\' \|\| (str + 1) == '/'
	222	\|\| *(str + 1) == ':'))) {
	223	str++;
	224	}
	225
	226	if (*str == '\0') {
	227	return(FALSE);
	228	}
	229
	230	str++;
	231
	232	str = srv_parse_megabytes(str, &size);
	233
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	234	if (0 == strncmp(str, ":autoextend",
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	235	(sizeof ":autoextend") - 1)) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	236
	237	str += (sizeof ":autoextend") - 1;
	238
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	239	if (0 == strncmp(str, ":max:",
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	240	(sizeof ":max:") - 1)) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	241
	242	str += (sizeof ":max:") - 1;
	243
	244	str = srv_parse_megabytes(str, &size);
	245	}
	246
	247	if (*str != '\0') {
	248
	249	return(FALSE);
	250	}
	251	}
	252
	253	if (strlen(str) >= 6
	254	&& *str == 'n'
	255	&& *(str + 1) == 'e'
	256	&& *(str + 2) == 'w') {
	257	str += 3;
	258	}
	259
	260	if (str == 'r' && (str + 1) == 'a' && *(str + 2) == 'w') {
	261	str += 3;
	262	}
	263
	264	if (size == 0) {
	265	return(FALSE);
	266	}
	267
	268	i++;
	269
	270	if (*str == ';') {
	271	str++;
	272	} else if (*str != '\0') {
	273
	274	return(FALSE);
	275	}
	276	}
	277
	278	if (i == 0) {
	279	/* If innodb_data_file_path was defined it must contain
	280	at least one data file definition */
	281
	282	return(FALSE);
	283	}
	284
2023.3.16 by Monty Taylor More casting	285	srv_data_file_names = static_cast<char *>(malloc(i sizeof *srv_data_file_names));
	286	srv_data_file_sizes = static_cast<ulint >(malloc(i sizeof *srv_data_file_sizes));
	287	srv_data_file_is_raw_partition = static_cast<ulint *>(malloc(
	288	i * sizeof *srv_data_file_is_raw_partition));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	289
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	290	srv_n_data_files = i;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	291
	292	/* Then store the actual values to our arrays */
	293
	294	str = input_str;
	295	i = 0;
	296
	297	while (*str != '\0') {
	298	path = str;
	299
	300	/* Note that we must step over the ':' in a Windows path;
	301	a Windows path normally looks like C:\ibdata\ibdata1:1G, but
	302	a Windows raw partition may have a specification like
	303	\\.\C::1Gnewraw or \\.\PHYSICALDRIVE2:1Gnewraw */
	304
	305	while ((str != ':' && str != '\0')
	306	\|\| (*str == ':'
	307	&& ((str + 1) == '\\' \|\| (str + 1) == '/'
	308	\|\| *(str + 1) == ':'))) {
	309	str++;
	310	}
	311
	312	if (*str == ':') {
	313	/* Make path a null-terminated string */
	314	*str = '\0';
	315	str++;
	316	}
	317
	318	str = srv_parse_megabytes(str, &size);
	319
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	320	srv_data_file_names[i] = path;
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	321	srv_data_file_sizes[i] = size;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	322
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	323	if (0 == strncmp(str, ":autoextend",
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	324	(sizeof ":autoextend") - 1)) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	325
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	326	srv_auto_extend_last_data_file = TRUE;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	327
	328	str += (sizeof ":autoextend") - 1;
	329
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	330	if (0 == strncmp(str, ":max:",
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	331	(sizeof ":max:") - 1)) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	332
	333	str += (sizeof ":max:") - 1;
	334
	335	str = srv_parse_megabytes(
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	336	str, &srv_last_file_size_max);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	337	}
	338
	339	if (*str != '\0') {
	340
	341	return(FALSE);
	342	}
	343	}
	344
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	345	(srv_data_file_is_raw_partition)[i] = 0;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	346
	347	if (strlen(str) >= 6
	348	&& *str == 'n'
	349	&& *(str + 1) == 'e'
	350	&& *(str + 2) == 'w') {
	351	str += 3;
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	352	(srv_data_file_is_raw_partition)[i] = SRV_NEW_RAW;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	353	}
	354
	355	if (str == 'r' && (str + 1) == 'a' && *(str + 2) == 'w') {
	356	str += 3;
	357
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	358	if ((srv_data_file_is_raw_partition)[i] == 0) {
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	359	(srv_data_file_is_raw_partition)[i] = SRV_OLD_RAW;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	360	}
	361	}
	362
	363	i++;
	364
	365	if (*str == ';') {
	366	str++;
	367	}
	368	}
	369
	370	return(TRUE);
	371	}
	372
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	373	/*******************************************************************//
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	374	Reads log group home directories from a character string given in
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	375	the .cnf file.
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	376	@return TRUE if ok, FALSE on parse error */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	377	UNIV_INTERN
	378	ibool
	379	srv_parse_log_group_home_dirs(
	380	/==========================/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	381	char* str) /!< in/out: character string /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	382	{
	383	char* input_str;
	384	char* path;
	385	ulint i = 0;
	386
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	387	srv_log_group_home_dirs = NULL;
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	388
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	389	input_str = str;
	390
	391	/* First calculate the number of directories and check syntax:
	392	path;path;... */
	393
	394	while (*str != '\0') {
	395	path = str;
	396
	397	while (str != ';' && str != '\0') {
	398	str++;
	399	}
	400
	401	i++;
	402
	403	if (*str == ';') {
	404	str++;
	405	} else if (*str != '\0') {
	406
	407	return(FALSE);
	408	}
	409	}
	410
	411	if (i != 1) {
	412	/* If innodb_log_group_home_dir was defined it must
	413	contain exactly one path definition under current MySQL */
	414
	415	return(FALSE);
	416	}
	417
2023.3.16 by Monty Taylor More casting	418	srv_log_group_home_dirs = static_cast<char *>(malloc(i sizeof *srv_log_group_home_dirs));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	419
	420	/* Then store the actual values to our array */
	421
	422	str = input_str;
	423	i = 0;
	424
	425	while (*str != '\0') {
	426	path = str;
	427
	428	while (str != ';' && str != '\0') {
	429	str++;
	430	}
	431
	432	if (*str == ';') {
	433	*str = '\0';
	434	str++;
	435	}
	436
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	437	srv_log_group_home_dirs[i] = path;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	438
	439	i++;
	440	}
	441
	442	return(TRUE);
	443	}
	444
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	445	/*******************************************************************//
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	446	Frees the memory allocated by srv_parse_data_file_paths_and_sizes()
	447	and srv_parse_log_group_home_dirs(). */
	448	UNIV_INTERN
	449	void
	450	srv_free_paths_and_sizes(void)
	451	/==========================/
	452	{
	453	free(srv_data_file_names);
	454	srv_data_file_names = NULL;
	455	free(srv_data_file_sizes);
	456	srv_data_file_sizes = NULL;
	457	free(srv_data_file_is_raw_partition);
	458	srv_data_file_is_raw_partition = NULL;
	459	free(srv_log_group_home_dirs);
	460	srv_log_group_home_dirs = NULL;
	461	}
	462
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	463	#ifndef UNIV_HOTBACKUP
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	464	/******************************************************************//
	465	I/o-handler thread function.
	466	@return OS_THREAD_DUMMY_RETURN */
2023.3.29 by Monty Taylor Added back INNOBASE_SKIP_WARNINGS for solaris. Also dealt with unused params.	467	extern "C"
	468	os_thread_ret_t
	469	io_handler_thread(void* arg);
	470
	471	extern "C"
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	472	os_thread_ret_t
	473	io_handler_thread(
	474	/==============/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	475	void* arg) /*!< in: pointer to the number of the segment in
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	476	the aio array */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	477	{
	478	ulint segment;
	479
	480	segment = ((ulint)arg);
	481
	482	#ifdef UNIV_DEBUG_THREAD_CREATION
	483	fprintf(stderr, "Io handler thread %lu starts, id %lu\n", segment,
	484	os_thread_pf(os_thread_get_curr_id()));
	485	#endif
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	486
	487	#ifdef UNIV_PFS_THREAD
	488	pfs_register_thread(io_handler_thread_key);
	489	#endif /* UNIV_PFS_THREAD */
	490
1819.5.141 by Stewart Smith Make innobase/srv/srv0start.c io_handler_thread() exit the same way MySQL innobase now does.	491	while (srv_shutdown_state != SRV_SHUTDOWN_EXIT_THREADS) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	492	fil_aio_wait(segment);
	493	}
1819.5.141 by Stewart Smith Make innobase/srv/srv0start.c io_handler_thread() exit the same way MySQL innobase now does.	494
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	495	/* We count the number of threads in os_thread_exit(). A created
	496	thread should always use that to exit and not use return() to exit.
	497	The thread actually never comes here because it is exited in an
	498	os_event_wait(). */
873.2.9 by Monty Taylor Compiler didn't like this not returning.	499	return 0;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	500	}
	501	#endif /* !UNIV_HOTBACKUP */
	502
	503	#ifdef __WIN__
	504	#define SRV_PATH_SEPARATOR '\\'
	505	#else
	506	#define SRV_PATH_SEPARATOR '/'
	507	#endif
	508
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	509	/*******************************************************************//
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	510	Normalizes a directory path for Windows: converts slashes to backslashes. */
	511	UNIV_INTERN
	512	void
	513	srv_normalize_path_for_win(
	514	/=======================/
2023.3.29 by Monty Taylor Added back INNOBASE_SKIP_WARNINGS for solaris. Also dealt with unused params.	515	char* /str __attribute__((unused))/) /*!< in/out: null-terminated
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	516	character string */
	517	{
	518	#ifdef __WIN__
	519	for (; *str; str++) {
	520
	521	if (*str == '/') {
	522	*str = '\\';
	523	}
	524	}
	525	#endif
	526	}
	527
	528	#ifndef UNIV_HOTBACKUP
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	529	/*******************************************************************//
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	530	Calculates the low 32 bits when a file size which is given as a number
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	531	database pages is converted to the number of bytes.
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	532	@return low 32 bytes of file size when expressed in bytes */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	533	static
	534	ulint
	535	srv_calc_low32(
	536	/===========/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	537	ulint file_size) /!< in: file size in database pages /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	538	{
	539	return(0xFFFFFFFFUL & (file_size << UNIV_PAGE_SIZE_SHIFT));
	540	}
	541
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	542	/*******************************************************************//
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	543	Calculates the high 32 bits when a file size which is given as a number
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	544	database pages is converted to the number of bytes.
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	545	@return high 32 bytes of file size when expressed in bytes */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	546	static
	547	ulint
	548	srv_calc_high32(
	549	/============/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	550	ulint file_size) /!< in: file size in database pages /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	551	{
	552	return(file_size >> (32 - UNIV_PAGE_SIZE_SHIFT));
	553	}
	554
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	555	/*******************************************************************//
	556	Creates or opens the log files and closes them.
	557	@return DB_SUCCESS or error code */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	558	static
	559	ulint
	560	open_or_create_log_file(
	561	/====================/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	562	ibool create_new_db, /*!< in: TRUE if we should create a
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	563	new database */
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	564	ibool* log_file_created, /*!< out: TRUE if new log file
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	565	created */
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	566	ibool log_file_has_been_opened,/*!< in: TRUE if a log file has been
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	567	opened before: then it is an error
	568	to try to create another log file */
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	569	ulint k, /!< in: log group number /
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	570	ulint i) /!< in: log file number in group /
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	571	{
	572	ibool ret;
	573	ulint size;
	574	ulint size_high;
	575	char name[10000];
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	576	ulint dirnamelen;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	577
	578	UT_NOT_USED(create_new_db);
	579
	580	*log_file_created = FALSE;
	581
	582	srv_normalize_path_for_win(srv_log_group_home_dirs[k]);
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	583
	584	dirnamelen = strlen(srv_log_group_home_dirs[k]);
	585	ut_a(dirnamelen < (sizeof name) - 10 - sizeof "ib_logfile");
	586	memcpy(name, srv_log_group_home_dirs[k], dirnamelen);
	587
	588	/* Add a path separator if needed. */
	589	if (dirnamelen && name[dirnamelen - 1] != SRV_PATH_SEPARATOR) {
	590	name[dirnamelen++] = SRV_PATH_SEPARATOR;
	591	}
	592
	593	sprintf(name + dirnamelen, "%s%lu", "ib_logfile", (ulong) i);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	594
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	595	files[i] = os_file_create(innodb_file_log_key, name,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	596	OS_FILE_CREATE, OS_FILE_NORMAL,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	597	OS_LOG_FILE, &ret);
	598	if (ret == FALSE) {
	599	if (os_file_get_last_error(FALSE) != OS_FILE_ALREADY_EXISTS
	600	#ifdef UNIV_AIX
	601	/* AIX 5.1 after security patch ML7 may have errno set
	602	to 0 here, which causes our function to return 100;
	603	work around that AIX problem */
	604	&& os_file_get_last_error(FALSE) != 100
	605	#endif
	606	) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	607	drizzled::errmsg_printf(drizzled::error::ERROR,
	608	"InnoDB: Error in creating or opening %s", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	609
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	610	return(DB_ERROR);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	611	}
	612
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	613	files[i] = os_file_create(innodb_file_log_key, name,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	614	OS_FILE_OPEN, OS_FILE_AIO,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	615	OS_LOG_FILE, &ret);
	616	if (!ret) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	617	drizzled::errmsg_printf(drizzled::error::ERROR,
	618	"InnoDB: Error in opening %s.", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	619
	620	return(DB_ERROR);
	621	}
	622
	623	ret = os_file_get_size(files[i], &size, &size_high);
	624	ut_a(ret);
	625
	626	if (size != srv_calc_low32(srv_log_file_size)
	627	\|\| size_high != srv_calc_high32(srv_log_file_size)) {
	628
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	629	drizzled::errmsg_printf(drizzled::error::ERROR,
	630	"InnoDB: Error: log file %s is of different size %lu %lu bytes than specified in the .cnf"
	631	" file %lu %lu bytes!",
	632	name, (ulong) size_high, (ulong) size,
	633	(ulong) srv_calc_high32(srv_log_file_size),
	634	(ulong) srv_calc_low32(srv_log_file_size));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	635
	636	return(DB_ERROR);
	637	}
	638	} else {
	639	*log_file_created = TRUE;
	640
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	641	drizzled::errmsg_printf(drizzled::error::INFO,
	642	"InnoDB: Log file %s did not exist: new to be created",
	643	name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	644	if (log_file_has_been_opened) {
	645
	646	return(DB_ERROR);
	647	}
	648
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	649	drizzled::errmsg_printf(drizzled::error::INFO,
	650	"InnoDB: Setting log file %s size to %lu MB",
	651	name, (ulong) srv_log_file_size
	652	>> (20 - UNIV_PAGE_SIZE_SHIFT));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	653
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	654	drizzled::errmsg_printf(drizzled::error::INFO,
	655	"InnoDB: Database physically writes the file full: wait...\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	656
	657	ret = os_file_set_size(name, files[i],
	658	srv_calc_low32(srv_log_file_size),
	659	srv_calc_high32(srv_log_file_size));
	660	if (!ret) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	661	drizzled::errmsg_printf(drizzled::error::ERROR,
	662	"InnoDB: Error in creating %s: probably out of disk space",
	663	name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	664
	665	return(DB_ERROR);
	666	}
	667	}
	668
	669	ret = os_file_close(files[i]);
	670	ut_a(ret);
	671
	672	if (i == 0) {
	673	/* Create in memory the file space object
	674	which is for this log group */
	675
	676	fil_space_create(name,
	677	2 * k + SRV_LOG_SPACE_FIRST_ID, 0, FIL_LOG);
	678	}
	679
	680	ut_a(fil_validate());
	681
	682	fil_node_create(name, srv_log_file_size,
	683	2 * k + SRV_LOG_SPACE_FIRST_ID, FALSE);
	684	#ifdef UNIV_LOG_ARCHIVE
	685	/* If this is the first log group, create the file space object
	686	for archived logs.
	687	Under MySQL, no archiving ever done. */
	688
	689	if (k == 0 && i == 0) {
	690	arch_space_id = 2 * k + 1 + SRV_LOG_SPACE_FIRST_ID;
	691
	692	fil_space_create("arch_log_space", arch_space_id, 0, FIL_LOG);
	693	} else {
	694	arch_space_id = ULINT_UNDEFINED;
	695	}
	696	#endif /* UNIV_LOG_ARCHIVE */
	697	if (i == 0) {
	698	log_group_init(k, srv_n_log_files,
	699	srv_log_file_size * UNIV_PAGE_SIZE,
	700	2 * k + SRV_LOG_SPACE_FIRST_ID,
	701	SRV_LOG_SPACE_FIRST_ID + 1); /* dummy arch
	702	space id */
	703	}
	704
	705	return(DB_SUCCESS);
	706	}
	707
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	708	/*******************************************************************//
	709	Creates or opens database data files and closes them.
	710	@return DB_SUCCESS or error code */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	711	static
	712	ulint
	713	open_or_create_data_files(
	714	/======================/
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	715	ibool* create_new_db, /*!< out: TRUE if new database should be
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	716	created */
	717	#ifdef UNIV_LOG_ARCHIVE
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	718	ulint* min_arch_log_no,/*!< out: min of archived log
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	719	numbers in data files */
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	720	ulint* max_arch_log_no,/*!< out: max of archived log
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	721	numbers in data files */
	722	#endif /* UNIV_LOG_ARCHIVE */
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	723	ib_uint64_t* min_flushed_lsn,/*!< out: min of flushed lsn
	724	values in data files */
	725	ib_uint64_t* max_flushed_lsn,/*!< out: max of flushed lsn
	726	values in data files */
	727	ulint* sum_of_new_sizes)/*!< out: sum of sizes of the
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	728	new files added */
	729	{
	730	ibool ret;
	731	ulint i;
	732	ibool one_opened = FALSE;
	733	ibool one_created = FALSE;
	734	ulint size;
	735	ulint size_high;
	736	ulint rounded_size_pages;
	737	char name[10000];
	738
	739	if (srv_n_data_files >= 1000) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	740	drizzled::errmsg_printf(drizzled::error::ERROR,
	741	"InnoDB: can only have < 1000 data files you have defined %lu",
	742	(ulong) srv_n_data_files);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	743	return(DB_ERROR);
	744	}
	745
	746	*sum_of_new_sizes = 0;
	747
	748	*create_new_db = FALSE;
	749
	750	srv_normalize_path_for_win(srv_data_home);
	751
	752	for (i = 0; i < srv_n_data_files; i++) {
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	753	ulint dirnamelen;
	754
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	755	srv_normalize_path_for_win(srv_data_file_names[i]);
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	756	dirnamelen = strlen(srv_data_home);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	757
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	758	ut_a(dirnamelen + strlen(srv_data_file_names[i])
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	759	< (sizeof name) - 1);
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	760	memcpy(name, srv_data_home, dirnamelen);
	761	/* Add a path separator if needed. */
	762	if (dirnamelen && name[dirnamelen - 1] != SRV_PATH_SEPARATOR) {
	763	name[dirnamelen++] = SRV_PATH_SEPARATOR;
	764	}
	765
	766	strcpy(name + dirnamelen, srv_data_file_names[i]);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	767
	768	if (srv_data_file_is_raw_partition[i] == 0) {
	769
	770	/* First we try to create the file: if it already
	771	exists, ret will get value FALSE */
	772
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	773	files[i] = os_file_create(innodb_file_data_key,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	774	name, OS_FILE_CREATE,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	775	OS_FILE_NORMAL,
	776	OS_DATA_FILE, &ret);
	777
	778	if (ret == FALSE && os_file_get_last_error(FALSE)
	779	!= OS_FILE_ALREADY_EXISTS
	780	#ifdef UNIV_AIX
	781	/* AIX 5.1 after security patch ML7 may have
	782	errno set to 0 here, which causes our function
	783	to return 100; work around that AIX problem */
	784	&& os_file_get_last_error(FALSE) != 100
	785	#endif
	786	) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	787	drizzled::errmsg_printf(drizzled::error::ERROR,
	788	"InnoDB: Error in creating or opening %s",
	789	name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	790
	791	return(DB_ERROR);
	792	}
	793	} else if (srv_data_file_is_raw_partition[i] == SRV_NEW_RAW) {
	794	/* The partition is opened, not created; then it is
	795	written over */
	796
	797	srv_start_raw_disk_in_use = TRUE;
	798	srv_created_new_raw = TRUE;
	799
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	800	files[i] = os_file_create(innodb_file_data_key,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	801	name, OS_FILE_OPEN_RAW,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	802	OS_FILE_NORMAL,
	803	OS_DATA_FILE, &ret);
	804	if (!ret) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	805	drizzled::errmsg_printf(drizzled::error::ERROR,
	806	"InnoDB: Error in opening %s", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	807
	808	return(DB_ERROR);
	809	}
	810	} else if (srv_data_file_is_raw_partition[i] == SRV_OLD_RAW) {
	811	srv_start_raw_disk_in_use = TRUE;
	812
	813	ret = FALSE;
	814	} else {
	815	ut_a(0);
	816	}
	817
	818	if (ret == FALSE) {
	819	/* We open the data file */
	820
	821	if (one_created) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	822	drizzled::errmsg_printf(drizzled::error::ERROR,
	823	"InnoDB: Error: data files can only be added at the end of a tablespace, but"
	824	" data file %s existed beforehand.",
	825	name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	826	return(DB_ERROR);
	827	}
	828
	829	if (srv_data_file_is_raw_partition[i] == SRV_OLD_RAW) {
	830	files[i] = os_file_create(
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	831	innodb_file_data_key,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	832	name, OS_FILE_OPEN_RAW,
	833	OS_FILE_NORMAL, OS_DATA_FILE, &ret);
	834	} else if (i == 0) {
	835	files[i] = os_file_create(
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	836	innodb_file_data_key,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	837	name, OS_FILE_OPEN_RETRY,
	838	OS_FILE_NORMAL, OS_DATA_FILE, &ret);
	839	} else {
	840	files[i] = os_file_create(
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	841	innodb_file_data_key,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	842	name, OS_FILE_OPEN, OS_FILE_NORMAL,
	843	OS_DATA_FILE, &ret);
	844	}
	845
	846	if (!ret) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	847	drizzled::errmsg_printf(drizzled::error::ERROR,
	848	"InnoDB: Error in opening %s", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	849	os_file_get_last_error(TRUE);
	850
	851	return(DB_ERROR);
	852	}
	853
	854	if (srv_data_file_is_raw_partition[i] == SRV_OLD_RAW) {
	855
	856	goto skip_size_check;
	857	}
	858
	859	ret = os_file_get_size(files[i], &size, &size_high);
	860	ut_a(ret);
	861	/* Round size downward to megabytes */
	862
	863	rounded_size_pages
	864	= (size / (1024 * 1024) + 4096 * size_high)
	865	<< (20 - UNIV_PAGE_SIZE_SHIFT);
	866
	867	if (i == srv_n_data_files - 1
	868	&& srv_auto_extend_last_data_file) {
	869
	870	if (srv_data_file_sizes[i] > rounded_size_pages
	871	\|\| (srv_last_file_size_max > 0
	872	&& srv_last_file_size_max
	873	< rounded_size_pages)) {
	874
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	875	drizzled::errmsg_printf(drizzled::error::ERROR,
	876	"InnoDB: Error: auto-extending data file %s is of a different size. "
	877	"%lu pages (rounded down to MB) than specified in the .cnf file: "
	878	"initial %lu pages, max %lu (relevant if non-zero) pages!",
	879	name,
	880	(ulong) rounded_size_pages,
	881	(ulong) srv_data_file_sizes[i],
	882	(ulong)
	883	srv_last_file_size_max);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	884
	885	return(DB_ERROR);
	886	}
	887
	888	srv_data_file_sizes[i] = rounded_size_pages;
	889	}
	890
	891	if (rounded_size_pages != srv_data_file_sizes[i]) {
	892
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	893	drizzled::errmsg_printf(drizzled::error::ERROR,
	894	"InnoDB: Error: data file %s is of a different size. "
	895	"%lu pages (rounded down to MB). "
	896	"Than specified in the .cnf file %lu pages!",
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	897	name,
	898	(ulong) rounded_size_pages,
	899	(ulong) srv_data_file_sizes[i]);
	900
	901	return(DB_ERROR);
	902	}
	903	skip_size_check:
	904	fil_read_flushed_lsn_and_arch_log_no(
	905	files[i], one_opened,
	906	#ifdef UNIV_LOG_ARCHIVE
	907	min_arch_log_no, max_arch_log_no,
	908	#endif /* UNIV_LOG_ARCHIVE */
	909	min_flushed_lsn, max_flushed_lsn);
	910	one_opened = TRUE;
	911	} else {
	912	/* We created the data file and now write it full of
	913	zeros */
	914
	915	one_created = TRUE;
	916
	917	if (i > 0) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	918	drizzled::errmsg_printf(drizzled::error::INFO,
	919	" InnoDB: Data file %s did not exist: new to be created",
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	920	name);
	921	} else {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	922	drizzled::errmsg_printf(drizzled::error::INFO,
	923	"InnoDB: The first specified data file %s did not exist. A new database to be created!", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	924	*create_new_db = TRUE;
	925	}
	926
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	927	drizzled::errmsg_printf(drizzled::error::INFO,
	928	" InnoDB: Setting file %s size to %lu MB",
	929	name, (ulong) (srv_data_file_sizes[i]
	930	>> (20 - UNIV_PAGE_SIZE_SHIFT)));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	931
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	932	drizzled::errmsg_printf(drizzled::error::INFO,
	933	"InnoDB: Database physically writes the file full: wait...");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	934
	935	ret = os_file_set_size(
	936	name, files[i],
	937	srv_calc_low32(srv_data_file_sizes[i]),
	938	srv_calc_high32(srv_data_file_sizes[i]));
	939
	940	if (!ret) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	941	drizzled::errmsg_printf(drizzled::error::ERROR,
	942	"InnoDB: Error in creating %s: probably out of disk space", name);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	943
	944	return(DB_ERROR);
	945	}
	946
	947	sum_of_new_sizes = sum_of_new_sizes
	948	+ srv_data_file_sizes[i];
	949	}
	950
	951	ret = os_file_close(files[i]);
	952	ut_a(ret);
	953
	954	if (i == 0) {
	955	fil_space_create(name, 0, 0, FIL_TABLESPACE);
	956	}
	957
	958	ut_a(fil_validate());
	959
	960	fil_node_create(name, srv_data_file_sizes[i], 0,
	961	srv_data_file_is_raw_partition[i] != 0);
	962	}
	963
	964	return(DB_SUCCESS);
	965	}
	966
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	967	/********************************************************************
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	968	Starts InnoDB and creates a new database if database files
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	969	are not found and the user wants.
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	970	@return DB_SUCCESS or error code */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	971	UNIV_INTERN
	972	int
	973	innobase_start_or_create_for_mysql(void)
	974	/====================================/
	975	{
	976	ibool create_new_db;
	977	ibool log_file_created;
	978	ibool log_created = FALSE;
	979	ibool log_opened = FALSE;
	980	ib_uint64_t min_flushed_lsn;
	981	ib_uint64_t max_flushed_lsn;
	982	#ifdef UNIV_LOG_ARCHIVE
	983	ulint min_arch_log_no;
	984	ulint max_arch_log_no;
	985	#endif /* UNIV_LOG_ARCHIVE */
	986	ulint sum_of_new_sizes;
	987	ulint sum_of_data_file_sizes;
	988	ulint tablespace_size_in_header;
	989	ulint err;
	990	ulint i;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	991	ulint io_limit;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	992	my_bool srv_file_per_table_original_value
	993	= srv_file_per_table;
	994	mtr_t mtr;
	995	#ifdef HAVE_DARWIN_THREADS
	996	# ifdef F_FULLFSYNC
	997	/* This executable has been compiled on Mac OS X 10.3 or later.
	998	Assume that F_FULLFSYNC is available at run-time. */
	999	srv_have_fullfsync = TRUE;
	1000	# else /* F_FULLFSYNC */
	1001	/* This executable has been compiled on Mac OS X 10.2
	1002	or earlier. Determine if the executable is running
	1003	on Mac OS X 10.3 or later. */
	1004	struct utsname utsname;
	1005	if (uname(&utsname)) {
2028.1.1 by Monty Taylor Marked some strings for translation.	1006	fputs(_("InnoDB: cannot determine Mac OS X version!\n"), stderr);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1007	} else {
	1008	srv_have_fullfsync = strcmp(utsname.release, "7.") >= 0;
	1009	}
	1010	if (!srv_have_fullfsync) {
2028.1.1 by Monty Taylor Marked some strings for translation.	1011	fputs(_("InnoDB: On Mac OS X, fsync() may be"
	1012	" broken on internal drives,\n"
	1013	"InnoDB: making transactions unsafe!\n"), stderr);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1014	}
	1015	# endif /* F_FULLFSYNC */
	1016	#endif /* HAVE_DARWIN_THREADS */
	1017
	1018	if (sizeof(ulint) != sizeof(void*)) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1019	drizzled::errmsg_printf(drizzled::error::WARN,
	1020	_("InnoDB: Error: size of InnoDB's ulint is %lu, but size of void* is %lu. "
	1021	"The sizes should be the same so that on a 64-bit platform you can. Allocate more than 4 GB of memory."),
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1022	(ulong)sizeof(ulint), (ulong)sizeof(void*));
	1023	}
	1024
	1025	/* System tables are created in tablespace 0. Thus, we must
	1026	temporarily clear srv_file_per_table. This is ok, because the
	1027	server will not accept connections (which could modify
	1028	innodb_file_per_table) until this function has returned. */
	1029	srv_file_per_table = FALSE;
	1030	#ifdef UNIV_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1031	drizzled::errmsg_printf(drizzled::error::INFO,
	1032	_("InnoDB: !!!!!!!! UNIV_DEBUG switched on !!!!!!!!!\n"));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1033	#endif
	1034
	1035	#ifdef UNIV_IBUF_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1036	drizzled::errmsg_printf(drizzled::error::INFO,
2028.1.1 by Monty Taylor Marked some strings for translation.	1037	_("InnoDB: !!!!!!!! UNIV_IBUF_DEBUG switched on !!!!!!!!!\n"
1819.5.144 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6269 from MySQL InnoDB	1038	# ifdef UNIV_IBUF_COUNT_DEBUG
2028.1.1 by Monty Taylor Marked some strings for translation.	1039	"InnoDB: !!!!!!!! UNIV_IBUF_COUNT_DEBUG switched on !!!!!!!!!\n"
	1040	"InnoDB: Crash recovery will fail with UNIV_IBUF_COUNT_DEBUG\n"
1819.5.144 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6269 from MySQL InnoDB	1041	# endif
2028.1.1 by Monty Taylor Marked some strings for translation.	1042	));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1043	#endif
	1044
	1045	#ifdef UNIV_SYNC_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1046	drizzled::errmsg_printf(drizzled::error::INFO,
	1047	_("InnoDB: !!!!!!!! UNIV_SYNC_DEBUG switched on !!!!!!!!!\n"));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1048	#endif
	1049
	1050	#ifdef UNIV_SEARCH_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1051	drizzled::errmsg_printf(drizzled::error::INFO,
	1052	_("InnoDB: !!!!!!!! UNIV_SEARCH_DEBUG switched on !!!!!!!!!\n"));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1053	#endif
	1054
1819.5.60 by stewart at flamingspork [patch 060/129] Merge patch for revision 1853 from InnoDB SVN:	1055	#ifdef UNIV_LOG_LSN_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1056	drizzled::errmsg_printf(drizzled::error::INFO,
	1057	_("InnoDB: !!!!!!!! UNIV_LOG_LSN_DEBUG switched on !!!!!!!!!\n"));
1819.5.60 by stewart at flamingspork [patch 060/129] Merge patch for revision 1853 from InnoDB SVN:	1058	#endif /* UNIV_LOG_LSN_DEBUG */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1059	#ifdef UNIV_MEM_DEBUG
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1060	drizzled::errmsg_printf(drizzled::error::INFO,
	1061	_("InnoDB: !!!!!!!! UNIV_MEM_DEBUG switched on !!!!!!!!!\n"));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1062	#endif
	1063
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1064	if (UNIV_LIKELY(srv_use_sys_malloc))
	1065	{
	1066	drizzled::errmsg_printf(drizzled::error::ERROR, _("InnoDB: The InnoDB memory heap is disabled\n"));
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	1067	}
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	1068
1819.5.145 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6270 from MySQL InnoDB	1069	fputs("InnoDB: " IB_ATOMICS_STARTUP_MSG
2028.1.1 by Monty Taylor Marked some strings for translation.	1070	"\nInnoDB: Compressed tables use zlib " ZLIB_VERSION
1819.5.145 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6270 from MySQL InnoDB	1071	#ifdef UNIV_ZIP_DEBUG
	1072	" with validation"
	1073	#endif /* UNIV_ZIP_DEBUG */
	1074	#ifdef UNIV_ZIP_COPY
	1075	" and extra copying"
	1076	#endif /* UNIV_ZIP_COPY */
	1077	"\n" , stderr);
	1078
641.2.2 by Monty Taylor InnoDB Plugin 1.0.3	1079
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1080	/* Since InnoDB does not currently clean up all its internal data
	1081	structures in MySQL Embedded Server Library server_end(), we
	1082	print an error message if someone tries to start up InnoDB a
	1083	second time during the process lifetime. */
	1084
	1085	if (srv_start_has_been_called) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1086	drizzled::errmsg_printf(drizzled::error::ERROR,
	1087	"InnoDB: Error: startup called second time during the process lifetime.\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1088	}
	1089
	1090	srv_start_has_been_called = TRUE;
	1091
	1092	#ifdef UNIV_DEBUG
	1093	log_do_write = TRUE;
	1094	#endif /* UNIV_DEBUG */
	1095	/* yydebug = TRUE; */
	1096
	1097	srv_is_being_started = TRUE;
	1098	srv_startup_is_before_trx_rollback_phase = TRUE;
	1099
	1100	#ifdef __WIN__
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1101	switch (os_get_os_version()) {
	1102	case OS_WIN95:
	1103	case OS_WIN31:
	1104	case OS_WINNT:
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1105	/* On Win 95, 98, ME, Win32 subsystem for Windows 3.1,
	1106	and NT use simulated aio. In NT Windows provides async i/o,
	1107	but when run in conjunction with InnoDB Hot Backup, it seemed
	1108	to corrupt the data files. */
	1109
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1110	srv_use_native_aio = FALSE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1111	break;
1819.9.44 by Calvin Sun, Stewart Smith Merge Revision revid:calvin.sun@oracle.com-20100720204231-h3nw0d9q3h79krr4 from MySQL InnoDB	1112
	1113	case OS_WIN2000:
	1114	case OS_WINXP:
	1115	/* On 2000 and XP, async IO is available. */
	1116	srv_use_native_aio = TRUE;
	1117	break;
	1118
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1119	default:
1819.9.44 by Calvin Sun, Stewart Smith Merge Revision revid:calvin.sun@oracle.com-20100720204231-h3nw0d9q3h79krr4 from MySQL InnoDB	1120	/* Vista and later have both async IO and condition variables */
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1121	srv_use_native_aio = TRUE;
1819.9.44 by Calvin Sun, Stewart Smith Merge Revision revid:calvin.sun@oracle.com-20100720204231-h3nw0d9q3h79krr4 from MySQL InnoDB	1122	srv_use_native_conditions = TRUE;
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1123	break;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1124	}
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1125
	1126	#elif defined(LINUX_NATIVE_AIO)
	1127
	1128	if (srv_use_native_aio) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1129	drizzled::errmsg_printf(drizzled::error::INFO,
	1130	_("InnoDB: Using Linux native AIO"));
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1131	}
	1132	#else
	1133	/* Currently native AIO is supported only on windows and linux
	1134	and that also when the support is compiled in. In all other
	1135	cases, we ignore the setting of innodb_use_native_aio. */
	1136	srv_use_native_aio = FALSE;
	1137
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1138	#endif
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1139
2088.1.9 by Brian Aker Rolls back Monty's patch.	1140	if (srv_file_flush_method_str == NULL) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1141	/* These are the default options */
	1142
	1143	srv_unix_file_flush_method = SRV_UNIX_FSYNC;
	1144
	1145	srv_win_file_flush_method = SRV_WIN_IO_UNBUFFERED;
	1146	#ifndef __WIN__
2088.1.9 by Brian Aker Rolls back Monty's patch.	1147	} else if (0 == ut_strcmp(srv_file_flush_method_str, "fsync")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1148	srv_unix_file_flush_method = SRV_UNIX_FSYNC;
	1149
2088.1.9 by Brian Aker Rolls back Monty's patch.	1150	} else if (0 == ut_strcmp(srv_file_flush_method_str, "O_DSYNC")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1151	srv_unix_file_flush_method = SRV_UNIX_O_DSYNC;
	1152
2088.1.9 by Brian Aker Rolls back Monty's patch.	1153	} else if (0 == ut_strcmp(srv_file_flush_method_str, "O_DIRECT")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1154	srv_unix_file_flush_method = SRV_UNIX_O_DIRECT;
	1155
2088.1.9 by Brian Aker Rolls back Monty's patch.	1156	} else if (0 == ut_strcmp(srv_file_flush_method_str, "littlesync")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1157	srv_unix_file_flush_method = SRV_UNIX_LITTLESYNC;
	1158
2088.1.9 by Brian Aker Rolls back Monty's patch.	1159	} else if (0 == ut_strcmp(srv_file_flush_method_str, "nosync")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1160	srv_unix_file_flush_method = SRV_UNIX_NOSYNC;
	1161	#else
2088.1.9 by Brian Aker Rolls back Monty's patch.	1162	} else if (0 == ut_strcmp(srv_file_flush_method_str, "normal")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1163	srv_win_file_flush_method = SRV_WIN_IO_NORMAL;
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1164	srv_use_native_aio = FALSE;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1165
2088.1.9 by Brian Aker Rolls back Monty's patch.	1166	} else if (0 == ut_strcmp(srv_file_flush_method_str, "unbuffered")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1167	srv_win_file_flush_method = SRV_WIN_IO_UNBUFFERED;
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1168	srv_use_native_aio = FALSE;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1169
2088.1.9 by Brian Aker Rolls back Monty's patch.	1170	} else if (0 == ut_strcmp(srv_file_flush_method_str,
2088.1.9 by Brian Aker Rolls back Monty's patch.	1171	"async_unbuffered")) {
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1172	srv_win_file_flush_method = SRV_WIN_IO_UNBUFFERED;
	1173	#endif
	1174	} else {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1175	drizzled::errmsg_printf(drizzled::error::ERROR,
	1176	"InnoDB: Unrecognized value %s for innodb_flush_method",
	1177	srv_file_flush_method_str);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1178	return(DB_ERROR);
	1179	}
	1180
	1181	/* Note that the call srv_boot() also changes the values of
	1182	some variables to the units used by InnoDB internally */
	1183
	1184	/* Set the maximum number of threads which can wait for a semaphore
	1185	inside InnoDB: this is the 'sync wait array' size, as well as the
	1186	maximum number of threads that can wait in the 'srv_conc array' for
	1187	their time to enter InnoDB. */
	1188
	1189	if (srv_buf_pool_size >= 1000 * 1024 * 1024) {
	1190	/* If buffer pool is less than 1000 MB,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1191	assume fewer threads. Also use only one
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1192	buffer pool instance */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1193	srv_max_n_threads = 50000;
	1194
	1195	} else if (srv_buf_pool_size >= 8 * 1024 * 1024) {
	1196
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1197	srv_buf_pool_instances = 1;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1198	srv_max_n_threads = 10000;
	1199	} else {
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1200	srv_buf_pool_instances = 1;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1201	srv_max_n_threads = 1000; /* saves several MB of memory,
	1202	especially in 64-bit
	1203	computers */
	1204	}
1819.9.3 by Davi Arnaut, Stewart Smith Merge Revision revid:davi.arnaut@sun.com-20100715111330-r5dynkv3c5catk8s from MySQL InnoDB	1205
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1206	err = srv_boot();
	1207
	1208	if (err != DB_SUCCESS) {
	1209
	1210	return((int) err);
	1211	}
	1212
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1213	mutex_create(srv_monitor_file_mutex_key,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1214	&srv_monitor_file_mutex, SYNC_NO_ORDER_CHECK);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1215
	1216	if (srv_innodb_status) {
2023.3.16 by Monty Taylor More casting	1217	srv_monitor_file_name = static_cast<char *>(mem_alloc(
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1218	strlen(fil_path_to_mysql_datadir)
2023.3.16 by Monty Taylor More casting	1219	+ 20 + sizeof "/innodb_status."));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1220	sprintf(srv_monitor_file_name, "%s/innodb_status.%lu",
	1221	fil_path_to_mysql_datadir, os_proc_get_number());
	1222	srv_monitor_file = fopen(srv_monitor_file_name, "w+");
	1223	if (!srv_monitor_file) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1224	drizzled::errmsg_printf(drizzled::error::ERROR,
	1225	"InnoDB: unable to create %s: %s\n", srv_monitor_file_name, strerror(errno));
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1226	return(DB_ERROR);
	1227	}
	1228	} else {
	1229	srv_monitor_file_name = NULL;
	1230	srv_monitor_file = os_file_create_tmpfile();
	1231	if (!srv_monitor_file) {
	1232	return(DB_ERROR);
	1233	}
	1234	}
	1235
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1236	mutex_create(srv_dict_tmpfile_mutex_key,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1237	&srv_dict_tmpfile_mutex, SYNC_DICT_OPERATION);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1238
	1239	srv_dict_tmpfile = os_file_create_tmpfile();
	1240	if (!srv_dict_tmpfile) {
	1241	return(DB_ERROR);
	1242	}
	1243
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1244	mutex_create(srv_misc_tmpfile_mutex_key,
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1245	&srv_misc_tmpfile_mutex, SYNC_ANY_LATCH);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1246
	1247	srv_misc_tmpfile = os_file_create_tmpfile();
	1248	if (!srv_misc_tmpfile) {
	1249	return(DB_ERROR);
	1250	}
	1251
1780.2.1 by Stewart Smith remove innodb_file_io_threads parameter. It never did anything (in Drizzle) - it is just the same of read_io_threads and write_io_threads. This removes it from innobase plugin.	1252	/* innodb_file_io_threads used to be user settable.
	1253	It is now just a combination of read_io_threads and
	1254	write_io_threads that is set by innodb internally. */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1255
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1256	/* Now overwrite the value on srv_n_file_io_threads */
	1257	srv_n_file_io_threads = 2 + srv_n_read_io_threads
	1258	+ srv_n_write_io_threads;
	1259
	1260	ut_a(srv_n_file_io_threads <= SRV_MAX_N_IO_THREADS);
	1261
	1262	/* TODO: Investigate if SRV_N_PENDING_IOS_PER_THREAD (32) limit
	1263	still applies to windows. */
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1264	if (!srv_use_native_aio) {
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1265	io_limit = 8 * SRV_N_PENDING_IOS_PER_THREAD;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1266	} else {
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1267	io_limit = SRV_N_PENDING_IOS_PER_THREAD;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1268	}
	1269
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1270	os_aio_init(io_limit,
	1271	srv_n_read_io_threads,
	1272	srv_n_write_io_threads,
	1273	SRV_MAX_N_PENDING_SYNC_IOS);
	1274
	1275	fil_init(srv_file_per_table ? 50000 : 5000,
	1276	srv_max_n_open_files);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1277
1819.9.129 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100819041647-wx9t9jtukdtb23jv from MySQL InnoDB	1278	/* Print time to initialize the buffer pool */
	1279
	1280	if (srv_buf_pool_size >= 1024 * 1024 * 1024) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1281	drizzled::errmsg_printf(drizzled::error::INFO, "InnoDB: Initializing buffer pool, size = %.1fG",
	1282	((double) srv_buf_pool_size) / (1024 * 1024 * 1024));
1819.9.129 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100819041647-wx9t9jtukdtb23jv from MySQL InnoDB	1283	} else {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1284	drizzled::errmsg_printf(drizzled::error::INFO, "InnoDB: Initializing buffer pool, size = %.1fM",
	1285	((double) srv_buf_pool_size) / (1024 * 1024));
1819.9.129 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100819041647-wx9t9jtukdtb23jv from MySQL InnoDB	1286	}
	1287
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1288	err = buf_pool_init(srv_buf_pool_size, srv_buf_pool_instances);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1289
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1290	drizzled::errmsg_printf(drizzled::error::INFO, "InnoDB: Completed initialization of buffer pool");
1819.9.129 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100819041647-wx9t9jtukdtb23jv from MySQL InnoDB	1291
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1292	if (err != DB_SUCCESS) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1293	drizzled::errmsg_printf(drizzled::error::ERROR, "InnoDB: Fatal error: cannot allocate the memory for the buffer pool");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1294
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1295	return(DB_ERROR);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1296	}
	1297
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	1298	#ifdef UNIV_DEBUG
	1299	/* We have observed deadlocks with a 5MB buffer pool but
	1300	the actual lower limit could very well be a little higher. */
	1301
	1302	if (srv_buf_pool_size <= 5 * 1024 * 1024) {
	1303
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1304	drizzled::errmsg_printf(drizzled::error::WARN, "InnoDB: Warning: Small buffer pool size "
	1305	"(%luM), the flst_validate() debug function "
	1306	"can cause a deadlock if the buffer pool fills up.\n",
	1307	srv_buf_pool_size / 1024 / 1024);
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	1308	}
	1309	#endif
	1310
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1311	fsp_init();
	1312	log_init();
	1313
	1314	lock_sys_create(srv_lock_table_size);
	1315
	1316	/* Create i/o-handler threads: */
	1317
	1318	for (i = 0; i < srv_n_file_io_threads; i++) {
	1319	n[i] = i;
	1320
	1321	os_thread_create(io_handler_thread, n + i, thread_ids + i);
	1322	}
	1323
	1324	#ifdef UNIV_LOG_ARCHIVE
	1325	if (0 != ut_strcmp(srv_log_group_home_dirs[0], srv_arch_dir)) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1326	drizzled::errmsg_printf(drizzled::error::ERROR,
	1327	"InnoDB: Error: you must set the log group home dir in my.cnf the same as log arch dir.");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1328
	1329	return(DB_ERROR);
	1330	}
	1331	#endif /* UNIV_LOG_ARCHIVE */
	1332
	1333	if (srv_n_log_files * srv_log_file_size >= 262144) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1334	drizzled::errmsg_printf(drizzled::error::ERROR,
	1335	"InnoDB: Error: combined size of log files must be < 4 GB");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1336
	1337	return(DB_ERROR);
	1338	}
	1339
	1340	sum_of_new_sizes = 0;
	1341
	1342	for (i = 0; i < srv_n_data_files; i++) {
	1343	#ifndef __WIN__
	1344	if (sizeof(off_t) < 5 && srv_data_file_sizes[i] >= 262144) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1345	drizzled::errmsg_printf(drizzled::error::ERROR,
	1346	"InnoDB: Error: file size must be < 4 GB with this MySQL binary and operating system combination,"
	1347	" in some OS's < 2 GB\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1348
	1349	return(DB_ERROR);
	1350	}
	1351	#endif
	1352	sum_of_new_sizes += srv_data_file_sizes[i];
	1353	}
	1354
1819.5.98 by stewart at flamingspork [patch 098/129] Merge patch for revision 1903 from InnoDB SVN:	1355	if (sum_of_new_sizes < 10485760 / UNIV_PAGE_SIZE) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1356	drizzled::errmsg_printf(drizzled::error::ERROR, "InnoDB: Error: tablespace size must be at least 10 MB");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1357
	1358	return(DB_ERROR);
	1359	}
	1360
	1361	err = open_or_create_data_files(&create_new_db,
	1362	#ifdef UNIV_LOG_ARCHIVE
	1363	&min_arch_log_no, &max_arch_log_no,
	1364	#endif /* UNIV_LOG_ARCHIVE */
	1365	&min_flushed_lsn, &max_flushed_lsn,
	1366	&sum_of_new_sizes);
	1367	if (err != DB_SUCCESS) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1368	drizzled::errmsg_printf(drizzled::error::ERROR,
	1369	"InnoDB: Could not open or create data files.\n"
	1370	"InnoDB: If you tried to add new data files, and it failed here,\n"
	1371	"InnoDB: you should now edit innodb_data_file_path in my.cnf back\n"
	1372	"InnoDB: to what it was, and remove the new ibdata files InnoDB created\n"
	1373	"InnoDB: in this failed attempt. InnoDB only wrote those files full of\n"
	1374	"InnoDB: zeros, but did not yet use them in any way. But be careful: do not\n"
	1375	"InnoDB: remove old data files which contain your precious data!\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1376
	1377	return((int) err);
	1378	}
	1379
	1380	#ifdef UNIV_LOG_ARCHIVE
	1381	srv_normalize_path_for_win(srv_arch_dir);
	1382	srv_arch_dir = srv_add_path_separator_if_needed(srv_arch_dir);
	1383	#endif /* UNIV_LOG_ARCHIVE */
	1384
	1385	for (i = 0; i < srv_n_log_files; i++) {
	1386	err = open_or_create_log_file(create_new_db, &log_file_created,
	1387	log_opened, 0, i);
	1388	if (err != DB_SUCCESS) {
	1389
	1390	return((int) err);
	1391	}
	1392
	1393	if (log_file_created) {
	1394	log_created = TRUE;
	1395	} else {
	1396	log_opened = TRUE;
	1397	}
	1398	if ((log_opened && create_new_db)
	1399	\|\| (log_opened && log_created)) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1400	drizzled::errmsg_printf(drizzled::error::ERROR,
	1401	"InnoDB: Error: all log files must be created at the same time.\n"
	1402	"InnoDB: All log files must be created also in database creation.\n"
	1403	"InnoDB: If you want bigger or smaller log files, shut down the\n"
	1404	"InnoDB: database and make sure there were no errors in shutdown.\n"
	1405	"InnoDB: Then delete the existing log files. Edit the .cnf file\n"
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1406	"InnoDB: and start the database again.\n");
	1407
	1408	return(DB_ERROR);
	1409	}
	1410	}
	1411
	1412	/* Open all log files and data files in the system tablespace: we
	1413	keep them open until database shutdown */
	1414
	1415	fil_open_log_and_system_tablespace_files();
	1416
	1417	if (log_created && !create_new_db
	1418	#ifdef UNIV_LOG_ARCHIVE
	1419	&& !srv_archive_recovery
	1420	#endif /* UNIV_LOG_ARCHIVE */
	1421	) {
	1422	if (max_flushed_lsn != min_flushed_lsn
	1423	#ifdef UNIV_LOG_ARCHIVE
	1424	\|\| max_arch_log_no != min_arch_log_no
	1425	#endif /* UNIV_LOG_ARCHIVE */
	1426	) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1427	drizzled::errmsg_printf(drizzled::error::ERROR,
	1428	"InnoDB: Cannot initialize created log files because\n"
	1429	"InnoDB: data files were not in sync with each other\n"
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1430	"InnoDB: or the data files are corrupt.\n");
	1431
	1432	return(DB_ERROR);
	1433	}
	1434
	1435	if (max_flushed_lsn < (ib_uint64_t) 1000) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1436	drizzled::errmsg_printf(drizzled::error::ERROR,
	1437	"InnoDB: Cannot initialize created log files because\n"
	1438	"InnoDB: data files are corrupt, or new data files were\n"
	1439	"InnoDB: created when the database was started previous\n"
	1440	"InnoDB: time but the database was not shut down\n"
	1441	"InnoDB: normally after that.\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1442
	1443	return(DB_ERROR);
	1444	}
	1445
	1446	mutex_enter(&(log_sys->mutex));
	1447
	1448	#ifdef UNIV_LOG_ARCHIVE
	1449	/* Do not + 1 arch_log_no because we do not use log
	1450	archiving */
	1451	recv_reset_logs(max_flushed_lsn, max_arch_log_no, TRUE);
	1452	#else
	1453	recv_reset_logs(max_flushed_lsn, TRUE);
	1454	#endif /* UNIV_LOG_ARCHIVE */
	1455
	1456	mutex_exit(&(log_sys->mutex));
	1457	}
	1458
	1459	trx_sys_file_format_init();
	1460
	1461	if (create_new_db) {
	1462	mtr_start(&mtr);
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1463
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1464	fsp_header_init(0, sum_of_new_sizes, &mtr);
	1465
	1466	mtr_commit(&mtr);
	1467
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1468	/* To maintain backward compatibility we create only
	1469	the first rollback segment before the double write buffer.
	1470	All the remaining rollback segments will be created later,
	1471	after the double write buffer has been created. */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1472	trx_sys_create();
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1473
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1474	dict_create();
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1475
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1476	srv_startup_is_before_trx_rollback_phase = FALSE;
	1477
	1478	#ifdef UNIV_LOG_ARCHIVE
	1479	} else if (srv_archive_recovery) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1480	drizzled::errmsg_printf(drizzled::error::INFO,
	1481	"InnoDB: Starting archive recovery from a backup...");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1482	err = recv_recovery_from_archive_start(
	1483	min_flushed_lsn, srv_archive_recovery_limit_lsn,
	1484	min_arch_log_no);
	1485	if (err != DB_SUCCESS) {
	1486
	1487	return(DB_ERROR);
	1488	}
	1489	/* Since ibuf init is in dict_boot, and ibuf is needed
	1490	in any disk i/o, first call dict_boot */
	1491
	1492	dict_boot();
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1493
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1494	trx_sys_init_at_db_start();
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1495
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1496	srv_startup_is_before_trx_rollback_phase = FALSE;
	1497
	1498	/* Initialize the fsp free limit global variable in the log
	1499	system */
	1500	fsp_header_get_free_limit();
	1501
	1502	recv_recovery_from_archive_finish();
	1503	#endif /* UNIV_LOG_ARCHIVE */
	1504	} else {
	1505
	1506	/* Check if we support the max format that is stamped
660.1.4 by Eric Herman un-fixing whitespace changes to storage/innobase	1507	on the system tablespace.
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	1508	Note: We are NOT allowed to make any modifications to
	1509	the TRX_SYS_PAGE_NO page before recovery because this
	1510	page also contains the max_trx_id etc. important system
	1511	variables that are required for recovery. We need to
	1512	ensure that we return the system to a state where normal
	1513	recovery is guaranteed to work. We do this by
	1514	invalidating the buffer cache, this will force the
	1515	reread of the page and restoration to its last known
	1516	consistent state, this is REQUIRED for the recovery
	1517	process to work. */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1518	err = trx_sys_file_format_max_check(
1819.7.175 by Jimmy Yang, Stewart Smith Merge Revision revid:jimmy.yang@oracle.com-20100617091353-5zga8o5hxpi0l15q from MySQL InnoDB	1519	srv_max_file_format_at_startup);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1520
	1521	if (err != DB_SUCCESS) {
	1522	return(err);
	1523	}
	1524
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	1525	/* Invalidate the buffer pool to ensure that we reread
	1526	the page that we read above, during recovery.
	1527	Note that this is not as heavy weight as it seems. At
	1528	this point there will be only ONE page in the buf_LRU
	1529	and there must be no page in the buf_flush list. */
	1530	buf_pool_invalidate();
	1531
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1532	/* We always try to do a recovery, even if the database had
	1533	been shut down normally: this is the normal startup path */
	1534
	1535	err = recv_recovery_from_checkpoint_start(LOG_CHECKPOINT,
	1536	IB_ULONGLONG_MAX,
	1537	min_flushed_lsn,
	1538	max_flushed_lsn);
	1539	if (err != DB_SUCCESS) {
	1540
	1541	return(DB_ERROR);
	1542	}
	1543
	1544	/* Since the insert buffer init is in dict_boot, and the
	1545	insert buffer is needed in any disk i/o, first we call
	1546	dict_boot(). Note that trx_sys_init_at_db_start() only needs
	1547	to access space 0, and the insert buffer at this stage already
	1548	works for space 0. */
	1549
	1550	dict_boot();
	1551	trx_sys_init_at_db_start();
	1552
1819.5.196 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6611 from MySQL InnoDB	1553	/* Initialize the fsp free limit global variable in the log
	1554	system */
	1555	fsp_header_get_free_limit();
	1556
	1557	/* recv_recovery_from_checkpoint_finish needs trx lists which
	1558	are initialized in trx_sys_init_at_db_start(). */
	1559
	1560	recv_recovery_from_checkpoint_finish();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1561	if (srv_force_recovery < SRV_FORCE_NO_IBUF_MERGE) {
	1562	/* The following call is necessary for the insert
	1563	buffer to work with multiple tablespaces. We must
	1564	know the mapping between space id's and .ibd file
	1565	names.
	1566
	1567	In a crash recovery, we check that the info in data
	1568	dictionary is consistent with what we already know
	1569	about space id's from the call of
	1570	fil_load_single_table_tablespaces().
	1571
	1572	In a normal startup, we create the space objects for
	1573	every table in the InnoDB data dictionary that has
	1574	an .ibd file.
	1575
1819.5.196 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6611 from MySQL InnoDB	1576	We also determine the maximum tablespace id used. */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1577
	1578	dict_check_tablespaces_and_store_max_id(
	1579	recv_needed_recovery);
	1580	}
	1581
	1582	srv_startup_is_before_trx_rollback_phase = FALSE;
1819.5.196 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6611 from MySQL InnoDB	1583	recv_recovery_rollback_active();
641.2.1 by Monty Taylor InnoDB Plugin 1.0.2	1584
	1585	/* It is possible that file_format tag has never
	1586	been set. In this case we initialize it to minimum
	1587	value. Important to note that we can do it ONLY after
	1588	we have finished the recovery process so that the
	1589	image of TRX_SYS_PAGE_NO is not stale. */
	1590	trx_sys_file_format_tag_init();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1591	}
	1592
	1593	if (!create_new_db && sum_of_new_sizes > 0) {
	1594	/* New data file(s) were added */
	1595	mtr_start(&mtr);
	1596
	1597	fsp_header_inc_size(0, sum_of_new_sizes, &mtr);
	1598
	1599	mtr_commit(&mtr);
	1600
	1601	/* Immediately write the log record about increased tablespace
	1602	size to disk, so that it is durable even if mysqld would crash
	1603	quickly */
	1604
	1605	log_buffer_flush_to_disk();
	1606	}
	1607
	1608	#ifdef UNIV_LOG_ARCHIVE
	1609	/* Archiving is always off under MySQL */
	1610	if (!srv_log_archive_on) {
	1611	ut_a(DB_SUCCESS == log_archive_noarchivelog());
	1612	} else {
	1613	mutex_enter(&(log_sys->mutex));
	1614
	1615	start_archive = FALSE;
	1616
	1617	if (log_sys->archiving_state == LOG_ARCH_OFF) {
	1618	start_archive = TRUE;
	1619	}
	1620
	1621	mutex_exit(&(log_sys->mutex));
	1622
	1623	if (start_archive) {
	1624	ut_a(DB_SUCCESS == log_archive_archivelog());
	1625	}
	1626	}
	1627	#endif /* UNIV_LOG_ARCHIVE */
	1628
	1629	/* fprintf(stderr, "Max allowed record size %lu\n",
	1630	page_get_free_space_of_empty() / 2); */
	1631
1819.9.47 by Sunny Bains Merge Revision revid:sunny.bains@oracle.com-20100721231619-lys5zrqq2damrm69 from MySQL InnoDB	1632	if (trx_doublewrite == NULL) {
	1633	/* Create the doublewrite buffer to a new tablespace */
	1634
	1635	trx_sys_create_doublewrite_buf();
	1636	}
	1637
	1638	/* Here the double write buffer has already been created and so
	1639	any new rollback segments will be allocated after the double
	1640	write buffer. The default segment should already exist.
	1641	We create the new segments only if it's a new database or
	1642	the database was shutdown cleanly. */
	1643
	1644	/* Note: When creating the extra rollback segments during an upgrade
	1645	we violate the latching order, even if the change buffer is empty.
	1646	We make an exception in sync0sync.c and check srv_is_being_started
	1647	for that violation. It cannot create a deadlock because we are still
	1648	running in single threaded mode essentially. Only the IO threads
	1649	should be running at this stage. */
	1650
	1651	trx_sys_create_rsegs(TRX_SYS_N_RSEGS - 1);
	1652
1819.5.161 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6352 from MySQL InnoDB	1653	/* Create the thread which watches the timeouts for lock waits */
	1654	os_thread_create(&srv_lock_timeout_thread, NULL,
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1655	thread_ids + 2 + SRV_MAX_N_IO_THREADS);
	1656
	1657	/* Create the thread which warns of long semaphore waits */
	1658	os_thread_create(&srv_error_monitor_thread, NULL,
	1659	thread_ids + 3 + SRV_MAX_N_IO_THREADS);
1819.5.161 by marko Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6352 from MySQL InnoDB	1660
	1661	/* Create the thread which prints InnoDB monitor info */
	1662	os_thread_create(&srv_monitor_thread, NULL,
	1663	thread_ids + 4 + SRV_MAX_N_IO_THREADS);
	1664
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1665	srv_is_being_started = FALSE;
	1666
	1667	err = dict_create_or_check_foreign_constraint_tables();
	1668
	1669	if (err != DB_SUCCESS) {
	1670	return((int)DB_ERROR);
	1671	}
	1672
	1673	/* Create the master thread which does purge and other utility
	1674	operations */
	1675
	1676	os_thread_create(&srv_master_thread, NULL, thread_ids
	1677	+ (1 + SRV_MAX_N_IO_THREADS));
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1678
	1679	/* Currently we allow only a single purge thread. */
	1680	ut_a(srv_n_purge_threads == 0 \|\| srv_n_purge_threads == 1);
	1681
	1682	/* If the user has requested a separate purge thread then
	1683	start the purge thread. */
	1684	if (srv_n_purge_threads == 1) {
	1685	os_thread_create(&srv_purge_thread, NULL, NULL);
	1686	}
	1687
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1688	#ifdef UNIV_DEBUG
	1689	/* buf_debug_prints = TRUE; */
	1690	#endif /* UNIV_DEBUG */
	1691	sum_of_data_file_sizes = 0;
	1692
	1693	for (i = 0; i < srv_n_data_files; i++) {
	1694	sum_of_data_file_sizes += srv_data_file_sizes[i];
	1695	}
	1696
	1697	tablespace_size_in_header = fsp_header_get_tablespace_size();
	1698
	1699	if (!srv_auto_extend_last_data_file
	1700	&& sum_of_data_file_sizes != tablespace_size_in_header) {
	1701
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1702	drizzled::errmsg_printf(drizzled::error::ERROR,
	1703	"InnoDB: Error: tablespace size stored in header is %lu pages, but the sum of data file sizes is %lu pages.",
	1704	(ulong) tablespace_size_in_header,
	1705	(ulong) sum_of_data_file_sizes);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1706
	1707	if (srv_force_recovery == 0
	1708	&& sum_of_data_file_sizes < tablespace_size_in_header) {
	1709	/* This is a fatal error, the tail of a tablespace is
	1710	missing */
	1711
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1712	drizzled::errmsg_printf(drizzled::error::ERROR,
	1713	"InnoDB: Cannot start InnoDB. The tail of the system tablespace is "
	1714	"missing. Have you edited innodb_data_file_path in my.cnf in an "
	1715	"inappropriate way, removing ibdata files from there? "
	1716	"You can set innodb_force_recovery=1 in my.cnf to force "
	1717	"a startup if you are trying to recover a badly corrupt database.");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1718
	1719	return(DB_ERROR);
	1720	}
	1721	}
	1722
	1723	if (srv_auto_extend_last_data_file
	1724	&& sum_of_data_file_sizes < tablespace_size_in_header) {
	1725
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1726	drizzled::errmsg_printf(drizzled::error::ERROR,
	1727	"InnoDB: Error: tablespace size stored in header is %lu pages, but the sum of data file sizes"
	1728	" is only %lu pages\n",
	1729	(ulong) tablespace_size_in_header,
	1730	(ulong) sum_of_data_file_sizes);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1731
	1732	if (srv_force_recovery == 0) {
	1733
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1734	drizzled::errmsg_printf(drizzled::error::ERROR,
	1735	"InnoDB: Cannot start InnoDB. The tail of the system tablespace is "
	1736	"missing. Have you edited innodb_data_file_path in my.cnf in an "
	1737	"inappropriate way, removing ibdata files from there? "
	1738	"You can set innodb_force_recovery=1 in my.cnf to force "
	1739	"a startup if you are trying to recover a badly corrupt database.\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1740
	1741	return(DB_ERROR);
	1742	}
	1743	}
	1744
	1745	/* Check that os_fast_mutexes work as expected */
	1746	os_fast_mutex_init(&srv_os_test_mutex);
	1747
	1748	if (0 != os_fast_mutex_trylock(&srv_os_test_mutex)) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1749	drizzled::errmsg_printf(drizzled::error::ERROR,
	1750	"InnoDB: Error: pthread_mutex_trylock returns an unexpected value on success! Cannot continue.\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1751	exit(1);
	1752	}
	1753
	1754	os_fast_mutex_unlock(&srv_os_test_mutex);
	1755
	1756	os_fast_mutex_lock(&srv_os_test_mutex);
	1757
	1758	os_fast_mutex_unlock(&srv_os_test_mutex);
	1759
	1760	os_fast_mutex_free(&srv_os_test_mutex);
	1761
	1762	if (srv_print_verbose_log) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1763	drizzled::errmsg_printf(drizzled::error::ERROR,
	1764	"InnoDB %s started; log sequence number %"PRIu64"\n",
	1765	INNODB_VERSION_STR, srv_start_lsn);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1766	}
	1767
	1768	if (srv_force_recovery > 0) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1769	drizzled::errmsg_printf(drizzled::error::ERROR,
	1770	"InnoDB: !!! innodb_force_recovery is set to %lu !!!\n",
	1771	(ulong) srv_force_recovery);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1772	}
	1773
	1774	if (trx_doublewrite_must_reset_space_ids) {
	1775	/* Actually, we did not change the undo log format between
	1776	4.0 and 4.1.1, and we would not need to run purge to
	1777	completion. Note also that the purge algorithm in 4.1.1
	1778	can process the the history list again even after a full
	1779	purge, because our algorithm does not cut the end of the
	1780	history list in all cases so that it would become empty
	1781	after a full purge. That mean that we may purge 4.0 type
	1782	undo log even after this phase.
	1783
	1784	The insert buffer record format changed between 4.0 and
	1785	4.1.1. It is essential that the insert buffer is emptied
	1786	here! */
	1787
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1788	drizzled::errmsg_printf(drizzled::error::INFO,
	1789	"InnoDB: You are upgrading to an InnoDB version which allows multiple. "
	1790	"tablespaces. Wait that purge and insert buffer merge run to completion...");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1791	for (;;) {
	1792	os_thread_sleep(1000000);
	1793
	1794	if (0 == strcmp(srv_main_thread_op_info,
	1795	"waiting for server activity")) {
	1796
	1797	ut_a(ibuf_is_empty());
	1798
	1799	break;
	1800	}
	1801	}
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1802	drizzled::errmsg_printf(drizzled::error::INFO,
	1803	"InnoDB: Full purge and insert buffer merge completed.");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1804
	1805	trx_sys_mark_upgraded_to_multiple_tablespaces();
	1806
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1807	drizzled::errmsg_printf(drizzled::error::INFO,
	1808	"InnoDB: You have now successfully upgraded"
	1809	" to the multiple tablespaces\n"
	1810	"InnoDB: format. You should NOT DOWNGRADE"
	1811	" to an earlier version of\n"
	1812	"InnoDB: InnoDB! But if you absolutely need to"
	1813	" downgrade, see\n"
	1814	"InnoDB: " REFMAN "multiple-tablespaces.html\n"
	1815	"InnoDB: for instructions.\n");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1816	}
	1817
	1818	if (srv_force_recovery == 0) {
	1819	/* In the insert buffer we may have even bigger tablespace
	1820	id's, because we may have dropped those tablespaces, but
	1821	insert buffer merge has not had time to clean the records from
	1822	the ibuf tree. */
	1823
	1824	ibuf_update_max_tablespace_id();
	1825	}
	1826
	1827	srv_file_per_table = srv_file_per_table_original_value;
	1828
	1829	srv_was_started = TRUE;
	1830
	1831	return((int) DB_SUCCESS);
	1832	}
	1833
641.2.3 by Monty Taylor InnoDB Plugin 1.0.4	1834	/**************************************************************//
	1835	Shuts down the InnoDB database.
	1836	@return DB_SUCCESS or error code */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1837	UNIV_INTERN
	1838	int
	1839	innobase_shutdown_for_mysql(void)
	1840	/=============================/
	1841	{
	1842	ulint i;
	1843	if (!srv_was_started) {
	1844	if (srv_is_being_started) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1845	drizzled::errmsg_printf(drizzled::error::ERROR,
	1846	"InnoDB: Warning: shutting down a not properly started or created database!");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1847	}
	1848
	1849	return(DB_SUCCESS);
	1850	}
	1851
	1852	/* 1. Flush the buffer pool to disk, write the current lsn to
	1853	the tablespace header(s), and copy all log data to archive.
	1854	The step 1 is the real InnoDB shutdown. The remaining steps 2 - ...
	1855	just free data structures after the shutdown. */
	1856
	1857
	1858	if (srv_fast_shutdown == 2) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1859	drizzled::errmsg_printf(drizzled::error::INFO,
	1860	"InnoDB: MySQL has requested a very fast shutdown without flushing "
	1861	"the InnoDB buffer pool to data files. At the next mysqld startup "
	1862	"InnoDB will do a crash recovery!");
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1863	}
	1864
1819.9.3 by Davi Arnaut, Stewart Smith Merge Revision revid:davi.arnaut@sun.com-20100715111330-r5dynkv3c5catk8s from MySQL InnoDB	1865	logs_empty_and_mark_files_at_shutdown();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1866
	1867	if (srv_conc_n_threads != 0) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1868	drizzled::errmsg_printf(drizzled::error::WARN,
	1869	"InnoDB: Warning: query counter shows %ld queries still InnoDB: inside InnoDB at shutdown.",
	1870	srv_conc_n_threads);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1871	}
	1872
	1873	/* 2. Make all threads created by InnoDB to exit */
	1874
	1875	srv_shutdown_state = SRV_SHUTDOWN_EXIT_THREADS;
	1876
	1877	/* In a 'very fast' shutdown, we do not need to wait for these threads
	1878	to die; all which counts is that we flushed the log; a 'very fast'
	1879	shutdown is essentially a crash. */
	1880
	1881	if (srv_fast_shutdown == 2) {
	1882	return(DB_SUCCESS);
	1883	}
	1884
	1885	/* All threads end up waiting for certain events. Put those events
	1886	to the signaled state. Then the threads will exit themselves in
	1887	os_thread_event_wait(). */
	1888
	1889	for (i = 0; i < 1000; i++) {
	1890	/* NOTE: IF YOU CREATE THREADS IN INNODB, YOU MUST EXIT THEM
	1891	HERE OR EARLIER */
	1892
	1893	/* a. Let the lock timeout thread exit */
	1894	os_event_set(srv_lock_timeout_thread_event);
	1895
	1896	/* b. srv error monitor thread exits automatically, no need
	1897	to do anything here */
	1898
	1899	/* c. We wake the master thread so that it exits */
	1900	srv_wake_master_thread();
	1901
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1902	/* d. We wake the purge thread so that it exits */
	1903	srv_wake_purge_thread();
	1904
	1905	/* e. Exit the i/o threads */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1906
	1907	os_aio_wake_all_threads_at_shutdown();
	1908
	1909	os_mutex_enter(os_sync_mutex);
	1910
	1911	if (os_thread_count == 0) {
	1912	/* All the threads have exited or are just exiting;
	1913	NOTE that the threads may not have completed their
	1914	exit yet. Should we use pthread_join() to make sure
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1915	they have exited? If we did, we would have to
	1916	remove the pthread_detach() from
	1917	os_thread_exit(). Now we just sleep 0.1
	1918	seconds and hope that is enough! */
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1919
	1920	os_mutex_exit(os_sync_mutex);
	1921
	1922	os_thread_sleep(100000);
	1923
	1924	break;
	1925	}
	1926
	1927	os_mutex_exit(os_sync_mutex);
	1928
	1929	os_thread_sleep(100000);
	1930	}
	1931
	1932	if (i == 1000) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	1933	drizzled::errmsg_printf(drizzled::error::WARN,
	1934	"InnoDB: Warning: %lu threads created by InnoDB had not exited at shutdown!",
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1935	(ulong) os_thread_count);
	1936	}
	1937
	1938	if (srv_monitor_file) {
	1939	fclose(srv_monitor_file);
	1940	srv_monitor_file = 0;
	1941	if (srv_monitor_file_name) {
	1942	unlink(srv_monitor_file_name);
	1943	mem_free(srv_monitor_file_name);
	1944	}
	1945	}
	1946	if (srv_dict_tmpfile) {
	1947	fclose(srv_dict_tmpfile);
	1948	srv_dict_tmpfile = 0;
	1949	}
	1950
	1951	if (srv_misc_tmpfile) {
	1952	fclose(srv_misc_tmpfile);
	1953	srv_misc_tmpfile = 0;
	1954	}
	1955
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1956	/* This must be disabled before closing the buffer pool
	1957	and closing the data dictionary. */
	1958	btr_search_disable();
	1959
	1960	ibuf_close();
	1961	log_shutdown();
	1962	lock_sys_close();
	1963	thr_local_close();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1964	trx_sys_file_format_close();
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1965	trx_sys_close();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1966
	1967	mutex_free(&srv_monitor_file_mutex);
	1968	mutex_free(&srv_dict_tmpfile_mutex);
	1969	mutex_free(&srv_misc_tmpfile_mutex);
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1970	dict_close();
	1971	btr_search_sys_free();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1972
	1973	/* 3. Free all InnoDB's own mutexes and the os_fast_mutexes inside
	1974	them */
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1975	os_aio_free();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1976	sync_close();
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1977	srv_free();
	1978	fil_close();
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1979
	1980	/* 4. Free the os_conc_mutex and all os_events and os_mutexes */
	1981
	1982	os_sync_free();
	1983
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	1984	/* 5. Free all allocated memory */
	1985
	1986	pars_lexer_close();
	1987	log_mem_free();
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1988	buf_pool_free(srv_buf_pool_instances);
1819.7.127 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100517085742-kx3nqxrjbyxk5tkk from MySQL InnoDB	1989	mem_close();
	1990
	1991	/* ut_free_all_mem() frees all allocated memory not freed yet
	1992	in shutdown, and it will also free the ut_list_mutex, so it
	1993	should be the last one for all operation */
1819.7.68 by Stewart Smith Merge initial InnoDB+ import.	1994	ut_free_all_mem();
1819.7.67 by Jimmy Yang Merge Revision revid:jimmy.yang@oracle.com-20100728102044-1l801vzl3ki14mf8 from MySQL InnoDB	1995
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	1996	if (os_thread_count != 0
	1997	\|\| os_event_count != 0
	1998	\|\| os_mutex_count != 0
	1999	\|\| os_fast_mutex_count != 0) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	2000	drizzled::errmsg_printf(drizzled::error::WARN,
	2001	"InnoDB: Warning: some resources were not cleaned up in shutdown:\n"
	2002	"InnoDB: threads %lu, events %lu, os_mutexes %lu, os_fast_mutexes %lu\n",
	2003	(ulong) os_thread_count, (ulong) os_event_count,
	2004	(ulong) os_mutex_count, (ulong) os_fast_mutex_count);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	2005	}
	2006
	2007	if (dict_foreign_err_file) {
	2008	fclose(dict_foreign_err_file);
	2009	}
	2010	if (lock_latest_err_file) {
	2011	fclose(lock_latest_err_file);
	2012	}
	2013
	2014	if (srv_print_verbose_log) {
2139.3.11 by Brian Aker Error log messages from Inno, most, not all are sent to the correct error	2015	drizzled::errmsg_printf(drizzled::error::INFO,
	2016	"InnoDB: Shutdown completed log sequence number %"PRIu64,
	2017	srv_shutdown_lsn);
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	2018	}
	2019
	2020	srv_was_started = FALSE;
1819.5.106 by stewart at flamingspork [patch 106/129] Merge patch for revision 1915 from InnoDB SVN:	2021	srv_start_has_been_called = FALSE;
641.1.2 by Monty Taylor Imported 1.0.1 with clean - with no changes.	2022
	2023	return((int) DB_SUCCESS);
	2024	}
	2025	#endif /* !UNIV_HOTBACKUP */