We are proud to announce the latest release of ProxySQL version 2.5.5

ProxySQL is a high performance, high availability, protocol aware proxy for MySQL, with a GPL license! It can be downloaded from the ProxySQL Repository (instructions here) or for a Docker image check out the Official ProxySQL Docker Repository. ProxySQL is freely usable and accessible according to the GNU GPL v3.0 license.

Release Overview Highlights

ProxySQL v2.5.5 is a patch release comprising of several enhancements and bug fixes. This release is the forth patch release of the 2.5 branch and includes some major fixes that were introduced in the 2.x branches after 2.5.4 was released.

Be sure to try out the ProxySQL 2.5.5 release and let us know your experience!

Release Highlights

Detailed release notes for ProxySQL 2.5.5 are available on the release page, a few new changes worth of mentioning are:

  • Fixed a file descriptors leak when using CA certificate to create backend connections with SSL enabled . This was a regression bug introduced in ProxySQL version 2.5.1
  • If a frontend connection using SSL was terminated during handshake, it could lead to an infinite loop
  • Following an error returned by the backend, COMMIT and ROLLBACK were incorrectly filtered and not sent to the right backend connection because of the unknown transaction status

Upgrade Notes

Upgrading from v2.4.x or previous versions via repository:

  • Make sure to change the repository URL from proxysql-2.4.x (or previous) to proxysql-2.5.x

Please follow the repository configuration instructions at https://repo.proxysql.com/

A special thanks to all the people that report bugs: this makes each version of ProxySQL better than the previous. Please report any bugs or feature requests on the project’s Github issue tracker.

If you have any questions please do not hesitate to contact us. Our performance and scalability experts are readily available to evaluate the overall state of your database infrastructure and help to build a robust and reliable MySQL HA architecture.

We also offer consulting, long term support and training for ProxySQL & MySQL Environments