Percona XtraDB Cluster 8.4.8-8 has been released

Percona XtraDB Cluster 8.4.8-8 has been released on Thursday, April 16, 2026.

This release is based on Percona Server for MySQL 8.4.8-8.

Improvements and bug fixes provided by Oracle for MySQL 8.4.8 and included in Percona Server for MySQL are the following:

The warning associated with redo logging being disabled is no longer present, as the underlying condition that triggered the warning has been eliminated. (Bug #37645185)
A problem affecting the handling of large insert operations has been corrected, improving stability during bulk data loads. (Bug #38208188)
An error that could arise when running certain SQL statements has been resolved. (Bug #38573285)
Issues encountered when generating table definitions via SHOW CREATE TABLE have been fixed. (Bug #38448700)
Bug #38298692 was addressed as part of the same fix set as Bug #38448700, resolving related inconsistencies in table metadata handling. (Bug #38298692)
Performance regressions affecting queries that rely on regular expression matching have been corrected. (Bug #114056, Bug #36326728)
The bundled OpenSSL dependency has been updated, addressing the issue tracked under (Bug #38632932).
A concurrency flaw in InnoDB that could occur when executing SQL through the que_eval_sql interface has been removed. (Bug #118705, Bug #38310595)
A timing issue that allowed binary logs to be removed before persisted expiration settings were fully applied has been fixed. (Bug #38554467)
Several defects that prevented connections from closing properly when using the Thread Pool have been resolved. (Bug #38170188, Bug #36782728, Bug #38549372)
An issue that caused gaps in GTID sequences when the replica_skip_errors option was enabled has been fixed. (Bug #28590993)

Find the complete list of bug fixes and changes in the MySQL 8.4.8 release notes.

Learn more in Percona XtraDB Cluster 8.4.8-8 release notes.