Percona XtraDB Cluster 5.6.15-25.3¶
Based on Percona Server 5.6.15-63.0 including all the bug fixes in it, Galera Replicator 3.3 and on Codership wsrep API 5.6.15-25.2 is now the first General Availability release. All of Percona‘s software is open-source and free, all the details of the release can be found in the 5.6.15-25.3 milestone at Launchpad.
Node would get stuck and required restart if
DDLwas performed after
FLUSH TABLES WITH READ LOCK. Bug fixed #1265656.
Galera provider pause has been fixed to avoid potential deadlock with replicating threads.
Default value for
ROW. This is done so that Percona XtraDB Cluster is not started with wrong defaults leading to non-deterministic outcomes like crash. Bug fixed #1243228.
During the installation of
percona-xtradb-cluster-garbd-3.xpackage, Debian tries to start it, but as the configuration is not set, it would fail to start and leave the installation in
iFstate. Bug fixed #1262171.
Runtime checks have been added for dynamic variables which are Galera incompatible. Bug fixed #1262188.
During the upgrade process, parallel applying could hit an unresolvable conflict when events were replicated from Percona XtraDB Cluster 5.5 to Percona XtraDB Cluster 5.6. Bug fixed #1267494.
FLUSH TABLES WITH READ LOCKbehavior on the same connection was changed to conform to MySQL behavior. Bug fixed #1269085.
Read-only detection has been added in clustercheck, which can be helpful during major upgrades (this is used by
xinetdfor HAProxy etc.) Bug fixed #1269469.
GCache file allocation could fail if file size was a multiple of page size. Bug fixed #1259952.
Group remerge after partitioning event has been fixed. Bug fixed #1232747.
Fixed the OpenSSL linking exceptions. Bug fixed #1259063.
We did our best to eliminate bugs and problems during the testing release, but this is a software, so bugs are expected. If you encounter them, please report them to our bug tracking system.