Percona XtraDB Cluster 5.7.17-27.20 is now available


Percona XtraDB ClusterPercona announces the release of Percona XtraDB Cluster 5.7.17-27.20 on March 16, 2017. Binaries are available from the downloads section or our software repositories.

NOTE: You can also run Docker containers from the images in the Docker Hub repository.

Percona XtraDB Cluster 5.7.17-27.20 is now the current release, based on the following:

All Percona software is open-source and free. Details of this release can be found in the 5.7.17-27.20 milestone on Launchpad.

There are no new features or bug fixes to the main components, besides upstream changes and the following fixes related to packaging:

  • BLD-512: Fixed startup of garbd on Ubuntu 16.04.2 LTS (Xenial Xerus).
  • BLD-519: Added the garbd debug package to the repository.
  • BLD-569: Fixed grabd script to return non-zero if it fails to start.
  • BLD-570: Fixed service script for garbd on Ubuntu 16.04.2 LTS (Xenial Xerus) and Ubuntu 16.10 (Yakkety Yak).
  • BLD-593: Limited the use of rm and chown by mysqld_safe to avoid exploits of the CVE-2016-5617 vulnerability. For more information, see 1660265.
    Credit to Dawid Golunski (
  • BLD-610: Added version number to the dependency requirements of the full RPM package.
  • BLD-643: Fixed systemctl to mark mysql process as inactive after it fails to start and not attempt to start it again. For more information, see 1662292.
  • BLD-644: Added the which package to PXC dependencies on CentOS 7. For more information, see 1661398.
  • BLD-645: Fixed mysqld_safe to support options with a forward slash (/). For more information, see 1652838.
  • BLD-647: Fixed systemctl to show correct status for mysql on CentOS 7. For more information, see 1644382.

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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