x$memory_by_thread_by_current_bytes

Overview

In 10.6 ES, 10.6 CS:

Memory by thread & current bytes.

In 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

Not present

See also: Sys Database Tables for MariaDB Enterprise Server 10.6 and in 10.6 CS

DETAILS

SCHEMA

VIEW `x$memory_by_thread_by_current_bytes` AS SELECT
  `t`.`THREAD_ID` AS `thread_id`,
  if(`t`.`NAME` = 'thread/sql/one_connection',concat(`t`.`PROCESSLIST_USER`,'@',`t`.`PROCESSLIST_HOST`),replace(`t`.`NAME`,'thread/','')) AS `user`,
  sum(`mt`.`CURRENT_COUNT_USED`) AS `current_count_used`,
  sum(`mt`.`CURRENT_NUMBER_OF_BYTES_USED`) AS `current_allocated`,
  ifnull(sum(`mt`.`CURRENT_NUMBER_OF_BYTES_USED`) / nullif(sum(`mt`.`CURRENT_COUNT_USED`),0),0) AS `current_avg_alloc`,
  max(`mt`.`CURRENT_NUMBER_OF_BYTES_USED`) AS `current_max_alloc`,
  sum(`mt`.`SUM_NUMBER_OF_BYTES_ALLOC`) AS `total_allocated`
FROM (`performance_schema`.`memory_summary_by_thread_by_event_name` `mt` join `performance_schema`.`threads` `t` on(`mt`.`THREAD_ID` = `t`.`THREAD_ID`)) group by `t`.`THREAD_ID`,if(`t`.`NAME` = 'thread/sql/one_connection',concat(`t`.`PROCESSLIST_USER`,'@',`t`.`PROCESSLIST_HOST`),replace(`t`.`NAME`,'thread/','')) order by sum(`mt`.`CURRENT_NUMBER_OF_BYTES_USED`) desc

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Added in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Added in MariaDB Community Server 10.6.0.

10.5 Enterprise

  • Not present.

10.5 Community

  • Not present.

10.4 Enterprise

  • Not present.

10.4 Community

  • Not present.

10.3 Enterprise

  • Not present.

10.3 Community

  • Not present.

10.2 Enterprise

  • Not present.

10.2 Community

  • Not present.

EXTERNAL REFERENCES