PDF (US Ltr)
- 43.3Mb
PDF (A4)
- 43.4Mb
Man Pages (TGZ)
- 297.2Kb
Man Pages (Zip)
- 402.4Kb
Info (Gzip)
- 4.3Mb
Info (Zip)
- 4.3Mb
Search Results
https://dev.mysql.com/doc/refman/8.0/en/group-replication-distributed-recovery-securing.html
Important When using the MySQL communication stack (group_replication_communication_stack=MYSQL) AND secure connections between members (group_replication_ssl_mode is not set to DISABLED), the security settings discussed in this section are applied ...For a full description of distributed recovery, see Section 20.5.4, “Distributed ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-performance-xcom-cache.html
The group communication engine for Group Replication (XCom, a Paxos variant) includes a cache for messages (and their metadata) exchanged between the group members as a part of the consensus protocol. Among other functions, the message cache is ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-responses-failure-rejoin.html
The group_replication_autorejoin_tries system variable, which is available from MySQL 8.0.16, makes a member that has been expelled or reached its unreachable majority timeout try to rejoin the group automatically. From MySQL 8.0.21, the value of ...Up to MySQL 8.0.20, the value of the system variable defaults to 0, so auto-rejoin is not activated by ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-consistency-guarantees.html
One of the major implications of a distributed system such as Group Replication is the consistency guarantees that it provides as a group. In other words, the consistency of the global synchronization of transactions distributed across the members ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-observability.html
There is a lot of automation built into the Group Replication plugin. This is where the instrumentation of Group Replication and Performance Schema becomes important. The distributed nature of the replication protocol and the fact that server ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-online-upgrade-considerations.html
When upgrading an online group you should consider the following points: Regardless of the way which you upgrade your group, it is important to disable any writes to group members until they are ready to rejoin the group. When MySQL 5.7.22 or MySQL ...When a member is stopped, the super_read_only variable is set to on automatically, but this change is not ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-performance-xcom-cache-increase.html
If a member is absent for a period that is not long enough for it to be expelled from the group, it can reconnect and start participating in the group again by retrieving missed transactions from another member's XCom message cache. Group ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-performance-xcom-cache-reduce.html
Having a very low group_replication_message_cache_size setting is not recommended if the host is on an unstable network, because a smaller message cache makes it harder for group members to reconnect after a transient loss of connectivity. If a ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-getting-started.html
MySQL Group Replication is provided as a plugin for the MySQL server; each server in a group requires configuration and installation of the plugin. This section provides a detailed tutorial with the steps required to create a replication group with ...In addition, InnoDB Cluster interfaces seamlessly with MySQL Router, which enables your applications to connect to the cluster without writing your own failover ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-gr-memory-monitoring-ps-instruments-enable.html
For more information, see Section 29.3, “Performance Schema Startup Configuration” and Section 29.4, “Performance Schema Runtime Configuration”.