Percona announces the release of Percona XtraDB Cluster 5.6.37-26.21 on September 20, 2017. Binaries are available from the downloads section or our software repositories.
Percona XtraDB Cluster 5.6.37-26.21 is now the current release, based on the following:
- Percona Server for MySQL 5.6.37-82.2
- Galera Replication library 3.21
- wsrep API version 26
All Percona software is open-source and free.
Improvements
- PXC-851: Added version compatibility check during SST with XtraBackup:
- If donor is 5.6 and joiner is 5.7: A warning is printed to perform
mysql_upgrade. - If donor is 5.7 and joiner is 5.6: An error is printed and SST is rejected.
- If donor is 5.6 and joiner is 5.7: A warning is printed to perform
Fixed Bugs
- PXC-825: Fixed script for SST with XtraBackup (
wsrep_sst_xtrabackup-v2) to include the--defaults-group-suffixwhen logging to syslog. For more information, see #1559498. - PXC-827: Fixed handling of different binlog names between donor and joiner nodes when GTID is enabled. For more information, see #1690398.
- PXC-830: Rejected the
RESET MASTERoperation when wsrep provider is enabled andgtid_modeis set toON. For more information, see #1249284. - PXC-833: Fixed connection failure handling during SST by making the donor retry connection to joiner every second for a maximum of 30 retries. For more information, see #1696273.
- PXC-841: Added check to avoid replication of DDL if
sql_log_binis disabled. For more information, see #1706820. - PXC-853: Fixed cluster recovery by enabling
wsrep_readywhenever nodes become PRIMARY. - PXC-862: Fixed script for SST with XtraBackup (
wsrep_sst_xtrabackup-v2) to use thessl-dhparamsvalue from the configuration file.
Help us improve our software quality by reporting any bugs you encounter using our bug tracking system. As always, thanks for your continued support of Percona!