Insight for DBAs

Percona XtraDB Cluster 5.7.27-31.39 Is Now Available

Percona XtraDB Cluster

Percona is happy to announce the release of Percona XtraDB Cluster 5.7.27-31.39 on September 18, 2019. Binaries are available from the downloads section or from our software repositories.
Percona XtraDB Cluster 5.7.27-31.39 is now the current release, based on the following:

Percona Server for MySQL 5.7.27-30
Codership WSREP API release 5.7.27
Codership Galera library 3.28

All Percona software is open-source and […]

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Percona XtraDB Cluster 5.6.45-28.36 Is Now Available

Percona XtraDB Cluster

Percona is glad to announce the release of Percona XtraDB Cluster 5.6.45-28.36 on September 17, 2019. Binaries are available from the downloads section or from our software repositories.
Percona XtraDB Cluster 5.6.45-28.36 is now the current release, based on the following:

Percona Server 5.6.45-86.1
Codership WSREP API release 5.6.44
Codership Galera library 3.28

All Percona software is open-source and free.
Bugs Fixed

PXC-2555: […]

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MongoDB: Impact-free Index Builds using Detached ReplicaSet Nodes

MongoDB Impact-free Index Builds

Creating an index on a MongoDB collection is simple; just run the command CreateIndex and that’s all there is to it. There are several index types available, and in a previous post, you can find the more important index types: MongoDB index types and explain().
The command is quite simple, but for MongoDB, building an […]

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MySQL: Disk Space Exhaustion for Implicit Temporary Tables

Implicit Temporary Tables

I was recently faced with a real issue about completely exhausting the disk space on MySQL. This was a serious issue because of the continuous outages of the service, as the customer had to constantly restart the server and wait for the next outage.
What was happening? In this article, I’m going to explain it […]

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