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xtrabackup-0.7 (RC)

 | May 21, 2009 |  Posted In: Percona Software

We announce next version of our xtrabackup tool and we consider it stable enough to put label RC on it. Changelist includes: – use O_DIRECT by default for handling InnoDB files – use posix fadvise call to disable OS caching of copying files – disable recovery of double buffer Also we added binary builds for […]

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Hint: throttling xtrabackup

 | May 20, 2009 |  Posted In: Percona Software

Using xtrabackup for copying files can really saturate your disks, and that why we made special option

to limit rate of IO per second. But it really works when you do local copy. What about stream backup ? Even you copy just to remote box with

, read may be so intensive so […]

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xtrabackup-0.6

 | April 29, 2009 |  Posted In: Percona Software

We announce next beta version of our xtrabackup tool. Changelist includes: – set innodb_fast_shutdown=1 on xtrabackup shutdown – set innodb_write_io_threads=10 by default for fast buffer_pool flushing during recovery – build xtrabackup with –with-extra-charsets=complex Bug #357653: innobackupex-1.5.1 –copy-back fails Bug #358194: 2nd-phase is very slow Bug #358266: xtrabackup-0.5 dies with SEGV on bad command line arguments […]

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xtrabackup-0.5, bugfixes, incremental backup introduction

 | April 7, 2009 |  Posted In: Percona Software

I am happy to announce next build of our backup tool. This version contains several bugfixes and introduces initial implementation of incremental backup. Incremental backup works in next way. When you do regular backup, at the end of procedure you can see output:

which gives start point 1319:813219999 for further incremental backup. This point […]

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xtrabackup-0.4, going beta, progress meter

 | March 30, 2009 |  Posted In: Percona Software

We added some new features to our backup tool, namely: Now we can handle log file taken during backup with size exceeding 4GB, it may happen if backup takes too long and you have a lot of updates on InnoDB tables Progress meter during recovery step, now you can see what percentage of log file […]

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xtrabackup-0.3, binaries and stream backup

 | March 13, 2009 |  Posted In: Percona Software

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 perfect stable results in our tests. Let me address two often asked question about xtrabackup: 1) Does it work only […]

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Percona at PHP Quebec 09

 | March 10, 2009 |  Posted In: Events and Announcements

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 that can be found by using the Percona patches. Unfortunately, the one thing that I forgot to mention in the […]

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Xtrabackup, doing once…

 | March 5, 2009 |  Posted In: Percona Software

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 / not fully tested all MySQL versions, but backups work just fine! I am able to backup our production box […]

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