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-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”.
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-firewall-groups-table.html
The firewall_groups table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It lists names and operational modes of registered firewall group profiles. It is used in conjunction with the mysql.firewall_groups system table ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-tp-thread-group-stats-table.html
Prior to MySQL 8.0.14, use the corresponding INFORMATION_SCHEMA table instead; see Section 28.5.3, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATS Table”. The tp_thread_group_stats table has these columns: TP_GROUP_ID The thread group ID. This ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-fault-tolerance.html
MySQL Group Replication builds on an implementation of the Paxos distributed algorithm to provide distributed coordination between servers. In practice this means that to tolerate one failure the group must have three servers in it. However, if a ...As such, it requires a majority of servers to be active to reach quorum and thus make a ...