Bypassing SST in Percona XtraDB Cluster with incremental backups
Beware the SSTIn Percona XtraDB Cluster (PXC) I often run across users who are fearful of SSTs on their clusters. I’ve always maintained that if you can’t cope with a SST, PXC may not be right for you,...
View ArticleBypassing SST in Percona XtraDB Cluster with binary logs
In my previous post, I used incremental backups in Percona XtraBackup as a method for rebuilding a Percona XtraDB Cluster (PXC) node without triggering an actual SST. Practically this reproduces the...
View ArticleOptimizing PXC Xtrabackup State Snapshot Transfer
State Snapshot Transfer (SST) at a glancePXC uses a protocol called State Snapshot Transfer to provision a node joining an existing cluster with all the data it needs to synchronize. This is analogous...
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How Big Can Your Galera Transactions Be
While we should be aiming for small and fast transactions with Galera, it is always possible at some point you might want a single large transaction, but what is involved? First, this is supposed to be...
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MySQL High Availability: The Road Ahead for Percona and XtraDB Cluster
This blog post discusses what is going on in the MySQL high availability market, and what Percona’s plans are for helping customers with high availability solutions. One thing I like to tell people is...
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Galera Error Failed to Report Last Committed (Interrupted System Call)
In this blog, we’ll discuss the ramifications of the Galera Error Failed to Report Last Committed (Interrupted System Call). I have recently seen this error with Percona XtraDB Cluster (or Galera):...
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Galera warning “last inactive check”
In this post, we’ll discuss the Galera warning “last inactive check” and what it means. Problem I’ve been working with Percona XtraDB Cluster quite a bit recently, and have been investigating various...
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Quest for Better Replication in MySQL: Galera vs. Group Replication
UPDATE: Some of the language in the original post was considered overly-critical of Oracle by some community members. This was not my intent, and I’ve modified the language to be less so. I’ve also...
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Percona XtraDB Cluster 5.7.17-29.20 is now available
Percona announces the release of Percona XtraDB Cluster 5.7.17-29.20 on April 19, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker...
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Performance improvements in Percona XtraDB Cluster 5.7.17-29.20
In our latest release of Percona XtraDB Cluster, we’ve introduced major performance improvements to the MySQLwrite-set replication layer. In this post, we want to show what these improvements look...
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Percona XtraDB Cluster 5.6.35-26.20-3 is now available
Percona announces the release of Percona XtraDB Cluster 5.6.35-26.20-3 on April 13, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster...
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Percona XtraDB Cluster 5.6.36-26.20 is Now Available
Percona announces the release of Percona XtraDB Cluster 5.6.36-26.20 on June 2, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.36-26.20...
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Percona XtraDB Cluster 5.7.18-29.20 is now available
Percona announces the release of Percona XtraDB Cluster 5.7.18-29.20 on June 2, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker...
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Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication High...
Thank you for attending the Wednesday, June 21, 2017 high availability webinar titled Percona XtraDB Cluster, Galera Cluster, MySQL Group Replication. In this blog, I will provide answers to the Q...
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Differences in PREPARE Statement Error Handling with Binary and Text Protocol...
In this blog, we’ll look at the differences in how a PREPARE statement handles errors in binary and text protocols. Introduction Since Percona XtraDB Cluster is a multi-master solution, when an...
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Percona XtraDB Cluster 5.6.37-26.21 is Now Available
Percona announces the release of Percona XtraDB Cluster 5.6.37-26.21 on September 20, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster...
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Percona XtraDB Cluster 5.7.19-29.22 is now available
Percona announces the release of Percona XtraDB Cluster 5.7.19-29.22 on September 22, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker...
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Percona XtraDB Cluster 5.6.37-26.21-3 is Now Available
Percona announces the release of Percona XtraDB Cluster 5.6.37-26.21-3 on October 27, 2017. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster...
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Percona XtraDB Cluster 5.7.19-29.22-3 is now available
Percona announces the release of Percona XtraDB Cluster 5.7.19-29.22-3 on October 27, 2017. Binaries are available from the downloads section or our software repositories. NOTE: You can also run Docker...
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Percona XtraDB Cluster 5.6.38-26.23 Is Now Available
Percona announces the release of Percona XtraDB Cluster 5.6.38-26.23 (PXC) on January 24, 2018. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster...
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