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https://dev.mysql.com/doc/refman/9.7/en/performance-schema-file-instances-table.html
The file_instances table lists all the files seen by the Performance Schema when executing file I/O instrumentation. If a file on disk has never been opened, it is not shown in file_instances. When a file is deleted from the disk, it is also ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-ndb-cluster-tables.html
The following table shows all Performance Schema tables relating to the NDBCLUSTER storage engine. Table 29.3 Performance Schema NDB Tables Table Name Description ndb_replication_applier_status NDB replication applier status information for each ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-obtaining-parent-events.html
Rows of this table have a THREAD_ID column indicating the thread ID of the session that owns the lock, and an EVENT_ID column indicating the Performance Schema event that caused the lock. The relation is based on a nested set data model, so the join ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-applier-filters-table.html
This table shows the replication channel specific filters configured on this replica. Each row provides information on a replication channel's configured type of filter. The replication_applier_filters table has these columns: CHANNEL_NAME The name ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-applier-status-by-coordinator-table.html
For a multithreaded replica, the replica uses multiple worker threads and a coordinator thread to manage them, and this table shows the status of the coordinator thread. For a multithreaded replica, the replication_applier_status_by_worker table ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-applier-status-table.html
This table shows the current general transaction execution status on the replica. The table provides information about general aspects of transaction applier status that are not specific to any thread involved. Thread-specific status information is ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-connection-configuration-table.html
This table shows the configuration parameters used by the replica for connecting to the source. Parameters stored in the table can be changed at runtime with the CHANGE REPLICATION SOURCE TO statement. It contains values that define how the replica ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-group-communication-information-table.html
This table shows group configuration options for the whole replication group. The replication_group_communication_information table has these columns: WRITE_CONCURRENCY The maximum number of consensus instances that the group can execute in ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-group-member-stats-table.html
The replication_group_member_stats table has these columns: CHANNEL_NAME Name of the Group Replication channel VIEW_ID Current view identifier for this group. This has a different value for each member in the group. This also serves as a key because ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-replication-group-members-table.html
This table shows network and status information for replication group members. The network addresses shown are the addresses used to connect clients to the group, and should not be confused with the member's internal group communication address ...