Percona Software

Percona Server 5.1.59-13.0

Percona is glad to announce the release of Percona Server 5.1.59-13.0 on October 15, 2011 (Downloads are available here).
Based on MySQL 5.1.59, including all the bug fixes in it, Percona Server 5.1.59-13.0 is now the current stable release in the 5.1 series. All of Percona’s software is open-source and free, all the details of the release […]

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Benchmarking Galera replication overhead

When I mention Galera replication as in my previous post on this topic, the most popular question is how does it affect performance.
Of course you may expect performance overhead, as in case with Galera replication we add some network roundtrip and certification process. How big is it ? In this post I am trying […]

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Percona Server 5.5.15 + Galera 21.1-beta2

Codership team published beta2 of MySQL 5.5.15 with Galera replication
https://launchpad.net/codership-mysql
and we made port to Percona Server:
source code:
lp:~percona-dev/percona-server/percona-server-galera-5.5.15
binaries for RedHat/CentOS 6:
https://www.percona.com/downloads/TESTING/Galera/Percona-XtraDB-Galera-5.5.15.tar.gz
What difference between Percona Server+Galera and MySQL 5.5.15 ?
First of course, Percona Server+Galera is based on our XtraDB engine.
Second, we provide wsrep_sst_xtrabackup script, which allows to use Percona XtraBackup for node provisioning.
Percona Server+Galera is still […]

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