Performance Dictionary

The peformance_dictionary plugin provides the DATA_DICTIONARY.SESSION_USAGE table.

Loading

To load this plugin, start drizzled with:

--plugin-add=performance_dictionary

See also

Plugin Options for more information about adding and removing plugins.

Examples

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

Authors

Brian Aker

Version

This documentation applies to performance_dictionary 1.0.

To see which version of the plugin a Drizzle server is running, execute:

SELECT MODULE_VERSION FROM DATA_DICTIONARY.MODULES WHERE MODULE_NAME='performance_dictionary'

Changelog

v1.0

  • First release.

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