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Percona Server 5.1.71-14.9

Percona is glad to announce the release of Percona Server 5.1.71-14.9 on August 27th, 2013 (Downloads are available from Percona Server 5.1.71-14.9 downloads and from the Percona Software Repositories).

Based on MySQL 5.1.71, this release will include all the bug fixes in it. All of Percona‘s software is open-source and free, all the details of the release can be found in the 5.1.71-14.9 milestone at Launchpad.

Bugs Fixed

The buffer pool mutex split patch implemented in Percona Server could cause a race condition, involving a dirty compressed page block for which there is an uncompressed page image in the buffer pool, that could lead to a server crash. Bug fixed #1086680.

The buffer pool mutex split patch implemented in Percona Server could cause server crash with an assertion error on read-write workloads with compressed tables in debug builds. Bug fixed #1103850.

If binary log was enabled, Fake Changes transactions were binlogged. This could lead to data corruption issues with deeper replication topologies. Bug fixed #1190580.

Changes made to the RPM scripts for previous Percona Server version caused installer to fail if there were different datadir options in multiple configuration files. Bug fixed #1201036.

Percona Server used to acquire the buffer pool LRU list mutex in the I/O completion routine for the compressed page flush list flushes where it was not necessary. Bug fixed #1181269.

Other bug fixes: bug fixed #1188162 and bug fixed #1203308.

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This documentation is developed in Launchpad as part of the Percona Server 5.1.
If you spotted inaccuracies, errors, don't understood it or you think something is missing or should be improved, please file a bug.
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