Category Archives: Replication

MySQL InnoDB Cluster Disaster Recovery contingency via a Group Replication Replica

Just recently, I have been asked to look into what a Disaster Recovery site for InnoDB Cluster would look like.
If you’re reading this, then I assume you’re familiar with what MySQL InnoDB Cluster is, and how it is configured, components, etc. Continue reading

Posted in clone, InnoDB, innodb cluster, MySQL, MySQL 8, MySQL Enterprise Edition, MySQL Enterprise Monitor, Oracle, Replication, Uncategorized | Tagged , , , , , , , , | Leave a comment

InnoDB Cluster: Recovering an instance with MySQL Enterprise Backup.

Ok, so if you’re reading this, then I can guess you’ve got a MySQL InnoDB Cluster in an awkard shape, i.e. you need to restore a backup and add the instance back into the cluster, so we have all our instances again. Continue reading

Posted in Backup, innodb cluster, MEB, MySQL 8, MySQL Enterprise Backup, MySQL Enterprise Edition, Oracle Linux, Recovery, Replication, Uncategorized | Tagged , , , , , , , , , | Leave a comment

InnoDB Cluster: setting up Production… for disaster! (2/2)

Ok, so now we’re got our InnoDB Cluster a-clustering, MySQL Router a-routing, now we need some disaster to be a-disaster-recovering… Continue reading

Posted in Backup, InnoDB, innodb cluster, MEB, MySQL, MySQL Enterprise Backup, MySQL Enterprise Edition, numactl, Oracle Linux, PITR, Recovery, Replication | Tagged , , , , , , | 3 Comments

MySQL 5.7.7 RC & Multi Source Replication 40 to 1.

One of the cool new features in 5.7 Release Candidate is Multi Source Replication, as I previously looked into in 5.7.5 DMR. I’ve had more and more people like the idea of this, so here’s a quick set-up as to … Continue reading

Posted in Multi Source Replication, MySQL, Replication | Tagged , , , , , , | 1 Comment

Enterprise Monitor: “Add Bulk MySQL Instances” 50 in 1-click.

Carrying on with my MySQL 5.7 Labs Multi Source Replication scenario, I wanted to evaluate performance impact via MySQL Enterprise Monitor. Whilst I opened my environment, I remember that I had generated lots of different skeleton scripts that allowed me … Continue reading

Posted in MEM 3.0, Multi Source Replication, MySQL, MySQL Enterprise Edition, MySQL Enterprise Monitor, Replication | Tagged , , , , , , , , | 2 Comments

a multisource replication scenario: 10 masters, 1 slave.

A customer asked whether we they could have 10 or more masters consolidate all the data into a single central slave. After getting a bit more information from them and seeing the application functionality, it was clear that MySQL Labs … Continue reading

Posted in MySQL, Replication | Tagged , , , , | 5 Comments

MySQL Utilities: copy, replicate, show, failover… over and over again.

So, after installing Workbench 6.0.7 on my pc, and playing around with the MySQL Utilities that are included, I thought I’d do similar to what others have done (Thanks Tony D.) and share my experience on how I’ve used them. … Continue reading

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