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MDEV-20220: Merge 5.7 P_S replication table 'replication_applier_status_by_worker

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Step1:
=====
Backport 'replication_applier_status_by_worker' from upstream.

Iterate through rpl_parallel_thread_pool and display slave worker thread
specific information as part of 'replication_applier_status_by_worker'
table.

---------------------------------------------------------------------------
|Column Name:           |        Description:                             |
|-------------------------------------------------------------------------|
|                       |                                                 |
|CHANNEL_NAME           | Name of replication channel through which the   |
|                       | transaction is received.                        |
|                       |                                                 |
|THREAD_ID              | Thread_Id as displayed in 'performance_schema.  |
|                       | threads' table for thread with name             |
|                       | 'thread/sql/rpl_parallel_thread'                |
|                       |                                                 |
|                       | THREAD_ID will be NULL when worker threads are  |
|                       | stopped due to an error/force stop              |
|                       |                                                 |
|SERVICE_STATE          | Thread is running or not                        |
|                       |                                                 |
|LAST_SEEN_TRANSACTION  | Last GTID executed by worker                    |
|                       |                                                 |
|LAST_ERROR_NUMBER      | Last Error that occured on a particular worker  |
|                       |                                                 |
|LAST_ERROR_MESSAGE     | Last error specific message                     |
|                       |                                                 |
|LAST_ERROR_TIMESTAMP   | Time stamp of last error                        |
|                       |                                                 |
---------------------------------------------------------------------------

CHANNEL_NAME will be empty when the worker has not processed any
transaction. Channel_name points to valid source channel_name when it is
processing a transaction/event group.
This commit is contained in:
Sujatha
2021-04-08 15:49:32 +05:30
parent 7c524d4414
commit 94f1d0f84d
18 changed files with 565 additions and 289 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
mysql-test/suite/perfschema/r/information_schema.result
View File

@ -59,6 +59,7 @@ performance_schema prepared_statements_instances def
performance_schema replication_applier_configuration def
performance_schema replication_applier_status def
performance_schema replication_applier_status_by_coordinator def
performance_schema replication_applier_status_by_worker def
performance_schema replication_connection_configuration def
performance_schema rwlock_instances def
performance_schema session_account_connect_attrs def
@ -144,6 +145,7 @@ prepared_statements_instances BASE TABLE PERFORMANCE_SCHEMA
replication_applier_configuration BASE TABLE PERFORMANCE_SCHEMA
replication_applier_status BASE TABLE PERFORMANCE_SCHEMA
replication_applier_status_by_coordinator BASE TABLE PERFORMANCE_SCHEMA
replication_applier_status_by_worker BASE TABLE PERFORMANCE_SCHEMA
replication_connection_configuration BASE TABLE PERFORMANCE_SCHEMA
rwlock_instances BASE TABLE PERFORMANCE_SCHEMA
session_account_connect_attrs BASE TABLE PERFORMANCE_SCHEMA
@ -229,6 +231,7 @@ prepared_statements_instances 10 Dynamic
replication_applier_configuration 10 Fixed
replication_applier_status 10 Fixed
replication_applier_status_by_coordinator 10 Dynamic
replication_applier_status_by_worker 10 Dynamic
replication_connection_configuration 10 Dynamic
rwlock_instances 10 Dynamic
session_account_connect_attrs 10 Dynamic
@ -314,6 +317,7 @@ prepared_statements_instances 0
replication_applier_configuration 0
replication_applier_status 0
replication_applier_status_by_coordinator 0
replication_applier_status_by_worker 0
replication_connection_configuration 0
rwlock_instances 0
session_account_connect_attrs 0
@ -406,6 +410,7 @@ prepared_statements_instances 0 0
replication_applier_configuration 0 0
replication_applier_status 0 0
replication_applier_status_by_coordinator 0 0
replication_applier_status_by_worker 0 0
replication_connection_configuration 0 0
rwlock_instances 0 0
session_account_connect_attrs 0 0
@ -491,6 +496,7 @@ prepared_statements_instances 0 0 NULL
replication_applier_configuration 0 0 NULL
replication_applier_status 0 0 NULL
replication_applier_status_by_coordinator 0 0 NULL
replication_applier_status_by_worker 0 0 NULL
replication_connection_configuration 0 0 NULL
rwlock_instances 0 0 NULL
session_account_connect_attrs 0 0 NULL
@ -576,6 +582,7 @@ prepared_statements_instances NULL NULL NULL
replication_applier_configuration NULL NULL NULL
replication_applier_status NULL NULL NULL
replication_applier_status_by_coordinator NULL NULL NULL
replication_applier_status_by_worker NULL NULL NULL
replication_connection_configuration NULL NULL NULL
rwlock_instances NULL NULL NULL
session_account_connect_attrs NULL NULL NULL
@ -661,6 +668,7 @@ prepared_statements_instances utf8_general_ci NULL
replication_applier_configuration utf8_general_ci NULL
replication_applier_status utf8_general_ci NULL
replication_applier_status_by_coordinator utf8_general_ci NULL
replication_applier_status_by_worker utf8_general_ci NULL
replication_connection_configuration utf8_general_ci NULL
rwlock_instances utf8_general_ci NULL
session_account_connect_attrs utf8_bin NULL
@ -746,6 +754,7 @@ prepared_statements_instances
replication_applier_configuration
replication_applier_status
replication_applier_status_by_coordinator
replication_applier_status_by_worker
replication_connection_configuration
rwlock_instances
session_account_connect_attrs
@ -831,6 +840,7 @@ prepared_statements_instances
replication_applier_configuration
replication_applier_status
replication_applier_status_by_coordinator
replication_applier_status_by_worker
replication_connection_configuration
rwlock_instances
session_account_connect_attrs