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https://dev.mysql.com/doc/refman/8.0/en/mysqlpump.html
mysqlpump Invocation Syntax mysqlpump Option Summary mysqlpump Option Descriptions mysqlpump Object Selection mysqlpump Parallel Processing mysqlpump Restrictions The mysqlpump client utility performs logical backups, producing a set of SQL ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-instrument-filtering.html
The setup_instruments table lists the available instruments: mysql> SELECT NAME, ENABLED, TIMED FROM performance_schema.setup_instruments; +---------------------------------------------------+---------+-------+ | NAME | ENABLED | TIMED | ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-memory-summary-tables.html
Operation counts help to understand or tune the overall pressure the server is putting on the memory allocator, which has an impact on performance. Allocating a single byte one million times is not the same as allocating one million bytes a single ...
https://dev.mysql.com/doc/refman/8.0/en/replication-delayed.html
MySQL supports delayed replication such that a replica server deliberately executes transactions later than the source by at least a specified amount of time. This section describes how to configure a replication delay on a replica, and how to ...
https://dev.mysql.com/doc/refman/8.0/en/replication-options-gtids.html
The MySQL Server system variables described in this section are used to monitor and control Global Transaction Identifiers (GTIDs). For additional information, see Section 19.1.3, “Replication with Global Transaction Identifiers”.
https://dev.mysql.com/doc/refman/8.0/en/replication-options-source.html
This section describes the server options and system variables that you can use on replication source servers. You can specify the options either on the command line or in an option file. On the source and each replica, you must set the server_id ...
https://dev.mysql.com/doc/refman/8.0/en/show-processlist.html
SHOW [FULL] PROCESSLIST Important The INFORMATION SCHEMA implementation of SHOW PROCESSLIST is deprecated and subject to removal in a future MySQL release. It is recommended to use the Performance Schema implementation of SHOW PROCESSLIST instead.
https://dev.mysql.com/doc/refman/8.0/en/sys-processlist.html
The MySQL process list indicates the operations currently being performed by the set of threads executing within the server. They provide more complete information than the SHOW PROCESSLIST statement and the INFORMATION_SCHEMA PROCESSLIST table, ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-index-statistics.html
The schema_index_statistics and x$schema_index_statistics views have these columns: table_schema The schema that contains the table. select_latency The total wait time of timed reads using the index. insert_latency The total wait time of timed ...
https://dev.mysql.com/doc/refman/8.0/en/sys-wait-classes-global-by-avg-latency.html
These views summarize wait class average latencies, grouped by event class. An event class is determined by stripping from the event name everything after the first three components. The wait_classes_global_by_avg_latency and ...