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https://dev.mysql.com/doc/refman/8.0/en/group-replication-responses-failure-expel.html
You can use the group_replication_member_expel_timeout system variable, which is available from MySQL 8.0.13, to allow additional time between the creation of a suspicion and the expulsion of the suspect member. A suspicion is created when one ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-buffer-page-lru-table.html
The INNODB_BUFFER_PAGE_LRU table provides information about the pages in the InnoDB buffer pool; in particular, how they are ordered in the LRU list that determines which pages to evict from the buffer pool when it becomes full. The ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-buffer-page-table.html
The INNODB_BUFFER_PAGE table provides information about each page in the InnoDB buffer pool. For related usage information and examples, see Section 17.15.5, “InnoDB INFORMATION_SCHEMA Buffer Pool Tables”. Do not query this table on a ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-cmp-per-index-table.html
The INNODB_CMP_PER_INDEX and INNODB_CMP_PER_INDEX_RESET tables provide status information on operations related to compressed InnoDB tables and indexes, with separate statistics for each combination of database, table, and index, to help you ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-buffer-pool-tables.html
The InnoDB INFORMATION_SCHEMA buffer pool tables provide buffer pool status information and metadata about the pages within the InnoDB buffer pool. The InnoDB INFORMATION_SCHEMA buffer pool tables include those listed below: mysql> SHOW TABLES FROM ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-online-ddl-performance.html
Online DDL improves several aspects of MySQL operation: Applications that access the table are more responsive because queries and DML operations on the table can proceed while the DDL operation is in progress. Reduced locking and waiting for MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/log-destinations.html
MySQL Server provides flexible control over the destination of output written to the general query log and the slow query log, if those logs are enabled. Possible destinations for log entries are log files or the general_log and slow_log tables in ...
https://dev.mysql.com/doc/refman/8.0/en/multiple-data-directories.html
Each MySQL Instance on a machine should have its own data directory. There are different methods of setting up a data directory for a new instance: Create a new data directory. Warning Normally, you should never have two servers that update data in ...
https://dev.mysql.com/doc/refman/8.0/en/multiple-servers.html
In some cases, you might want to run multiple instances of MySQL on a single machine. You might want to test a new MySQL release while leaving an existing production setup undisturbed. Or you might want to give different users access to different ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-mgm-client-commands.html
In the listing that follows, node_id denotes either a data node ID or the keyword ALL, which indicates that the command should be applied to all of the cluster's data nodes. In addition to the central configuration file, a cluster may also be ...