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Performance Dictionary
======================
The :program:`peformance_dictionary` plugin provides the
DATA_DICTIONARY.SESSION_USAGE table.
.. _performance_dictionary_loading:
Loading
-------
To load this plugin, start :program:`drizzled` with::
--plugin-add=performance_dictionary
.. seealso:: :ref:`drizzled_plugin_options` for more information about adding and removing plugins.
.. _performance_dictionary_examples:
Examples
--------
.. code-block:: mysql
drizzle> SELECT * FROM DATA_DICTIONARY.SESSION_USAGE\G
*************************** 1. row ***************************
QUERY: select schema_name from information_schema.schemata
USER_TIME_USED_SECONDS: -1407374883553280
USER_TIME_USED_MICRO_SECONDS: -21238467
SYSTEM_TIME_USED_SECONDS: 0
SYSTEM_TIME_USED_MICRO_SECONDS: -233809327
INTEGRAL_MAX_RESIDENT_SET_SIZE: 51167232
INTEGRAL_SHARED_TEXT_MEMORY_SIZE: -4
INTEGRAL_UNSHARED_DATA_SIZE: -3096224743817216
INTEGRAL_UNSHARED_STACK_SIZE: -4316623440
PAGE_RECLAIMS: 12783
PAGE_FAULTS: -1099511627776
SWAPS: -1
BLOCK_INPUT_OPERATIONS: 0
BLOCK_OUTPUT_OPERATIONS: -3096224743817216
MESSAGES_SENT: -4316623425
MESSAGES_RECEIVED: 26
SIGNALS_RECEIVED: -233832448
VOLUNTARY_CONTEXT_SWITCHES: -4316635555
INVOLUNTARY_CONTEXT_SWITCHES: 405
.. _performance_dictionary_authors:
Authors
-------
Brian Aker
.. _performance_dictionary_version:
Version
-------
This documentation applies to **performance_dictionary 1.0**.
To see which version of the plugin a Drizzle server is running, execute:
.. code-block:: mysql
SELECT MODULE_VERSION FROM DATA_DICTIONARY.MODULES WHERE MODULE_NAME='performance_dictionary'
Changelog
---------
v1.0
^^^^
* First release.
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