You probably saw that Vadim blogged about the first alpha release of Percona XtraDB Cluster. Just in time: now I can talk about it at my High Availability talk in Percona Live DC! If you’re coming, be sure to catch us in the hallway and ask those specific questions that won’t be addressed in […]Read more
I am happy to announce the availability of alpha release of our new product Percona XtraDB Cluster.
Percona XtraDB Cluster is High Availability and Scalability solution for MySQL Users and based on Percona Server 5.5.17
Percona XtraDB Cluster provides:
Synchronous replication. Transaction either commited on all nodes or none.
Multi-master replication. You can write to any node.
Parallel applying […]
Preparing Choosing Storage Systems for MySQL talk for Percona Live in Washington,DC I ran into great paper called Sane SAN 2010 by James Morle from Scale Abilities – and Oracle consulting company. It is worth to read for variety of reason yet for this post I wanted to mention what James calls […]Read more
Preparing Optimizing MySQL Configuration talk for Percona Live in Washington,DC I noticed how many Variables did MySQL get over years – it is pushing 400 these days even if we do not count variables/options which do not have matching SHOW VARIABLES value, and settings done by changing tables rather than command line options […]Read more
I got a question a while ago about how Percona Server handles corrupted data more gracefully than the standard MySQL server from Oracle. The short version is that it won’t crash the whole server.
With standard MySQL from Oracle, if any page of data in InnoDB is found to be corrupt, the entire instance […]
One thing I noticed during the observation was that there were roughly 2,000 new connections to MySQL per second during peak times. This is a high number by any account.
When a new connection to MySQL is made, it can go into the back_log, which effectively serves as a queue for new connections on […]
A lot have been written about Battery Learning Cycle problems and its impact to MySQL Performance. Here are couple of links (1,2). It is good to see though there are some controllers coming out which solve this problem, namely Adaptec 5Z series controllers (Z stands for Zero Maintenance). This is not quite new technology […]Read more
Support complex and efficient indexes at 100+ million rows.
Predicable and consistent performance regardless of data size growth.
Ensuring Predictable Performance at Scale
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In just over a week, we’ll be running a Percona Live MySQL conference in the nation’s capital, in a beautiful modern conference facility that has its own Metro rail stop. And for a limited time, you can save 20% with this discount code: PerLiveDC.
If you’re in the DC area and you use MySQL, this […]
I’m happy to announce that we’ve released Percona Toolkit 2.0.1, a major new version of our essential DBA toolkit, as well as a minor bugfix update to the old 1.0.x series. You can download it from the project homepage, or install it through our RPM and DEB repositories.
Documentation is online (and the 1.0 docs […]