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https://dev.mysql.com/doc/refman/5.7/en/performance-schema-lock-tables.html
The Performance Schema exposes lock information through these tables: metadata_locks: Metadata locks held and requested table_handles: Table locks held and requested The following sections describe these tables in more detail.
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-miscellaneous-tables.html
The following sections describe tables that do not fall into the table categories discussed in the preceding sections: host_cache: Information from the internal host cache.
https://dev.mysql.com/doc/refman/5.7/en/programs-installation.html
The programs in this section are used when installing or upgrading MySQL.
https://dev.mysql.com/doc/refman/5.7/en/replication-features-charset.html
The following applies to replication between MySQL servers that use different character sets: If the source has databases with a character set different from the global character_set_server value, you should design your CREATE TABLE statements so ...
https://dev.mysql.com/doc/refman/5.7/en/replication-statements-replica.html
Section 13.4.1, “SQL Statements for Controlling Replication Source Servers”, discusses statements for managing source servers. In addition to the statements described here, SHOW SLAVE STATUS and SHOW RELAYLOG EVENTS are also used with replicas.
https://dev.mysql.com/doc/refman/5.7/en/resolve-stack-dump.html
Stack traces from official MySQL builds are always symbolized, so there is no need to use resolve_stack_dump. Invoke resolve_stack_dump like this: resolve_stack_dump [options] symbols_file [numeric_dump_file] The symbols file should include the ...
https://dev.mysql.com/doc/refman/5.7/en/resolveip.html
The resolveip utility resolves host names to IP addresses and vice versa.
https://dev.mysql.com/doc/refman/5.7/en/selinux-context-mysql-feature-ports.html
If you enable certain MySQL features, you might need to set the SELinux TCP port context for additional ports used by those features. If ports used by MySQL features do not have the correct SELinux context, the features might not function correctly. The following sections describe how to set port contexts for MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/selinux-policies.html
MySQL Server SELinux policy modules are typically installed by default. MySQL Server SELinux policy modules include: mysqld_selinux mysqld_safe_selinux For information about MySQL Server SELinux policy modules, refer to the SELinux manual pages.
https://dev.mysql.com/doc/refman/5.7/en/shared-key-cache.html
Threads can access key cache buffers simultaneously, subject to the following conditions: A buffer that is not being updated can be accessed by multiple sessions. A buffer that is being updated causes sessions that need to use it to wait until the ...