Percona Server for MySQL 5.6.25-73.0¶
Based on MySQL 5.6.25, including all the bug fixes in it, Percona Server for MySQL 5.6.25-73.0 is the current GA release in the Percona Server for MySQL 5.6 series. All of Percona‘s software is open-source and free, all the details of the release can be found in the 5.6.25-73.0 milestone at Launchpad.
Percona Server for MySQL has implemented Support for PROXY protocol. The implementation is based on a patch developed by Thierry Fournier.
libmysqlclientlibraries were missing on CentOS 6. Bug fixed #1408500.
1.0.1e-30.el6_6.9), containing a fix for CVE-2015-4000, changed the DH key sizes to a minimum of 768 bits. This caused an issue for MySQL as it uses 512 bit keys. Fixed by backporting an upstream 5.7 fix that increases the key size to 2048 bits. Bug fixed #1462856 (upstream #77275).
LOAD DATA REPLACEor
INSERT ON DUPLICATE KEY UPDATEstatements in the
READ COMMITTEDisolation level or with the
innodb_locks_unsafe_for_binlogoption enabled could lead to a unique-key constraint violation. Bug fixed #1308016 (upstream #76927).
max_slowlog_size, the slow query log was rotated every time
slow_query_logwas enabled, not really checking if the current slow log is indeed bigger than
max_slowlog_sizeor not. Bug fixed #1416582.
mysqld_safescript is now searching for
libjemalloc.so.1library, needed by TokuDB, in the
basedirdirectory as well. Bug fixed #1462338.
Prepared XA transactions could cause a debug assertion failure during the shutdown. Bug fixed #1468326.
TokuDB HotBackup library is now automatically loaded with
mysqld_safescript. Bug fixed #1467443.