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Displaying posts with tag: Slave resync (reset)

New in Percona Replication Manager: Slave resync, Async stop
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Percona Replication Manager (PRM) continues to evolve and improve, I want to introduce two new features: Slave resync and Async stop.

Slave resync

This behavior is for regular non-gtid replication.  When a master crashes and is no longer available, how do we make sure all the slaves are in a consistent state. It is easy to find the most up to date slave and promote it to be the new master based on the master execution position, the PRM agent already does that but how do we apply the missing transactions to the other slaves.

In order to solve that problem, I modified a tool originally written by Yelp, that outputs the MD5 …

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