Author - Wagner Bianchi

Database Daily Ops Series: GTID Replication and Binary Logs Purge

GTID replication

This blog continues the ongoing series on daily operations and GTID replication.
In this blog, I’m going to investigate why the error below has been appearing in a special environment I’ve been working with on the last few days:

MySQL

Last_IO_Errno: 1236
Last_IO_Error: Got fatal error 1236 from master when reading data from binary log:
‘The slave is connecting […]

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Database Daily Ops Series: GTID Replication

GTID Replication

This post discusses ways of fixing broken GTID replication.
This blog series is all about the daily stories we have in Managed Services, dealing with customers’ environments (mostly when we need to quickly restore a service level within the SLA time).
One of the issues we encounter daily is replication using the GTID protocol. While there are a […]

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Updating Percona XtraDB Cluster from 5.6.24-72.2 to 5.6.32-25.17

wsrep-stages

This blog describes how to upgrade Percona XtraDB Cluster in place from 5.6.24-72.2 to 5.6.32-25.17.
This very hands-on blog is the result of some questions such as “can I perform an in-place upgrade for Percona XtraDB Cluster” coming in. We have done these minor upgrades for Percona Managed Services customers running Percona XtraDB Cluster with lots […]

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