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Percona XtraDB Cluster 5.6.37-26.21 is Now Available

 | September 20, 2017 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

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Percona XtraDB Cluster 5.6.34-26.19Percona 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:

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.

Fixed Bugs

  • PXC-825: Fixed script for SST with XtraBackup (wsrep_sst_xtrabackup-v2) to include the --defaults-group-suffix when 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 MASTER operation when wsrep provider is enabled and gtid_mode is set to ON. 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_bin is disabled. For more information, see #1706820.
  • PXC-853: Fixed cluster recovery by enabling wsrep_ready whenever nodes become PRIMARY.
  • PXC-862: Fixed script for SST with XtraBackup (wsrep_sst_xtrabackup-v2) to use the ssl-dhparams value 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!

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Alexey Zhebel

Alexey works for Percona as a Technical Writer responsible for open source software documentation. He joined the company in March 2015 with almost 8 years of prior experience in writing and managing technical documentation. Before joining Percona, Alexey worked for Oracle on Java SE and Java ME documentation. And before that his writing experience revolved around virtualization and information security software. Alexey has a degree in Electrical Engineering and a supplementary qualification in translation theory (Russian-English). He lives in Saint Petersburg, Russia with his wife and son. He spends his free time practicing and playing ultimate frisbee in a local team.

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