Percona XtraBackup 8.0.34-29 (2023-08-21)¶
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Percona XtraBackup (PXB) is a 100% open source backup solution for all versions of Percona Server for MySQL and MySQL® that performs online non-blocking, tightly compressed, highly secure full backups on transactional systems. Maintain fully available applications during planned maintenance windows with Percona XtraBackup.
Release highlights¶
Starting with Percona XtraBackup 8.0.34 you can take backups of Percona Server for MySQL 8.0.34, MySQL 8.0.34, and higher versions within the 8.0 series.
Check the latest list of all Supported versions.
Compression¶
The ZSTD compression algorithm is moved to General Availability and becomes the default compression algorithm for the --compress
option.
The QuickLZ
compression algorithm is removed and is not used for --backup
. The --decompress
option still uses qpress
for backward compatibility to decompress backups taken by older versions of Percona XtraBackup.
New features¶
- PXB-3059: Adds the
--redo-log-arch-dir=name
option to
set the redo log archive destination directory. (Thanks to wangbincmss for providing the patch)
Improvements¶
- PXB-3007: The ZSTD compression algorithm is moved to General Availability and becomes the default compression algorithm for the
--compress
option.
Bug fix¶
-
PXB-3073: An unresponsive host may cause
xbcloud
to become stuck. Added a--timeout
option toxbcloud
. -
PXB-3088: Percona XtraBackup could not prepare the backup if the redo log size was more than 128G. (Thanks to Ahmed Et-tanany for providing the fix for this issue)
-
PXB-3079: The prepare phase skipped rollback on encrypted tables and was completed successfully if the keyring plugin was not loaded.
-
PXB-2860: Percona XtraBackup locked table even when the
--tables-exclude
and--lock-ddl-per-table
options were used.
Useful links¶
Install Percona XtraBackup 8.0
The Percona XtraBackup GitHub location
Download product binaries, packages, and tarballs at Percona Product Downloads
Contribute to the documentation
For training, contact Percona Training - Start learning now.
Get expert help¶
If you need assistance, visit the community forum for comprehensive and free database knowledge, or contact our Percona Database Experts for professional support and services.