Emergency

Monthly Archives: March 2009

Compression for InnoDB backup

Playing with last version of xtrabackup and compress it I noticed that gzip is unacceptable slow for both compression and decompression operations. Actually Peter wrote about it some time ago, but I wanted to review …

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xtrabackup-0.3, binaries and stream backup

We are coming with next version of xtrabackup – online backup solution for MySQL 5.0 / 5.1 and InnoDB standard version, plugin modification and XtraDB. We still consider it as alpha version, though it shows …

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Percona at PHP Quebec 09

Percona presented two talks at PHP Quebec last week – one on A Tour of MySQL High Availability, and another on Performance Tuning MySQL. There was a great reaction to showcasing some of the quick-wins …

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When would you use SAN with MySQL ?

One question which comes up very often is when one should use SAN with MySQL, which is especially popular among people got used to Oracle or other Enterprise database systems which are quite commonly deployed …

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Percona Performance Conference CFP deadline extended

Even though we haven’t yet gotten a schedule online, we’re still accepting proposals for the Percona Performance Conference. As a teaser, let me just share one accepted proposal with you: Cary Millsap. If you are …

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Debian / Ubuntu Percona builds

We had too many requests for deb builds of Percona releases so I could not ignore that and added scripts to build binaries on our Ubuntu 8.10 box. It’s going to be only 64bit releases …

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What does Using filesort mean in MySQL?

If you were interviewing to work at Percona, and I asked you “what does Using filesort mean in EXPLAIN,” what would you say? I have asked this question in a bunch of interviews so far, …

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Xtrabackup, doing once…

After some sprint coding and testing I am more than happy to declare Xtrabackup getting into alpha stage. And alpha means more that we have some dirty hacks in code / not fully scripted builds …

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Making replication a bit more reliable

Running MySQL slave is quite common and regular task which we do every day, taking backups from slave is often recommended solution. However the current state of MySQL replication makes restoring slave a bit tricky …

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10 things you need to know about backup solutions for MySQL

Are you using someone else’s backup solution for your MySQL data? Do you care a lot about your data? Are you sure you’re getting a reliable, recoverable backup that’ll work for your business and your …

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