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Percona XtraDB Cluster 8.0.20-11

Percona XtraDB Cluster 8.0.20-11 includes all of the features and bug fixes available in Percona Server for MySQL. See the corresponding release notes for Percona Server for MySQL 8.0.20-11 for more details on these changes.

Improvements

  • PXC-2603: Update Index for PXC status variables - apply consistent definitions

Bugs Fixed

  • PXC-3159: Modify error handling to close the communication channels and abort the joiner node when donor crashes (previously was Known Issue)

  • PXC-3352: Modify wsrep_row_upd_check_foreign_constraints() to remove the check for DELETE

  • PXC-3371: Fix Directory creation in build-binary.sh

  • PXC-3370: Provide binary tarball with shared libs and glibc suffix & minimal tarballs

  • PXC-3360: Update sysbench commands in PXC-ProxySQL configuration doc page

  • PXC-3312: Prevent cleanup of statement diagnostic area in case of transaction replay.

  • PXC-3167: Correct GCache buffer repossession processing

  • PXC-3347: Modify PERCONA_SERVER_EXTENSION for bintarball and modify MYSQL_SERVER_SUFFIX

Known Issues (unfixed problems that you should be aware of)

  • PXC-3039: No useful error messages if an SSL-disabled node tries to join SSL-enabled cluster

  • PXC-3092: Log warning at startup if keyring is specified but cluster traffic encryption is turned off

  • PXC-3093: Garbd logs Completed SST Transfer Incorrectly (Timing is not correct)