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Viewing changes to plugin/myisam/keycache.h

  • Committer: Brian Aker
  • Date: 2009-05-21 02:32:54 UTC
  • mto: This revision was merged to the branch mainline in revision 1032.
  • Revision ID: brian@gaz-20090521023254-a0f8hsc13jf0bxk3
More alignment for structures

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plugin/myisam/keycache.h
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  uint32_t hash_entries;             /* max number of entries in the hash table  */
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  size_t key_cache_mem_size;      /* specified size of the cache memory       */
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  uint32_t key_cache_block_size;     /* size of the page buffer of a cache block */
 
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  int disk_blocks;               /* max number of blocks in the cache        */
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  ulong min_warm_blocks;         /* min number of warm blocks;               */
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  ulong age_threshold;           /* age threshold for hot blocks             */
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  uint64_t keycache_time;       /* total number of block link operations    */
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  int hash_links;                /* max number of hash links                 */
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  int hash_links_used;           /* number of hash links currently used      */
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  int disk_blocks;               /* max number of blocks in the cache        */
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  ulong blocks_used; /* maximum number of concurrently used blocks */
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  ulong blocks_unused; /* number of currently unused blocks */
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  ulong blocks_changed;          /* number of currently dirty blocks         */
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  uint32_t param_division_limit; /* min. percentage of warm blocks           */
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  uint32_t param_age_threshold;    /* determines when hot block is downgraded  */
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  int blocks;                   /* max number of blocks in the cache        */
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  /* Statistics variables. These are reset in reset_key_cache_counters(). */
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  ulong global_blocks_changed;  /* number of currently dirty blocks         */
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  uint64_t global_cache_w_requests;/* number of write requests (write hits) */
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  uint64_t global_cache_r_requests;/* number of read requests (read hits)   */
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  uint64_t global_cache_read;      /* number of reads from files to cache   */
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  int blocks;                   /* max number of blocks in the cache        */
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  bool in_init;         /* Set to 1 in MySQL during init/resize     */
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} KEY_CACHE;
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