Percona XtraBackup 8.0.4¶
Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for companies with large data sets and mission-critical applications that cannot tolerate long periods of downtime. Offered free as an open source solution, it drives down backup costs while providing unique features for MySQL backups.
This release of Percona Xtrabackup is a General Availability release ready for use in a production environment.
Please note the following about this release:
- The deprecated innobackupex has been removed. Use the xtrabackup command to
back up your instances:
$ xtrabackup --backup --target-dir=/data/backup
- When migrating from earlier database server versions, backup and restore and
using Percona XtraBackup 2.4
and then use
mysql_upgradefrom MySQL 8.0.x
- If using
aptrepositories to install Percona XtraBackup 8.0.4, ensure that you have enabled the new tools repository. You can do this with the percona-release enable tools release command and then install the percona-xtrabackup-80 package.
All Percona software is open-source and free. We are grateful to the community for the invaluable contributions to Percona XtraBackup. We would especially like to highlight the input of Alexey Kopytov who has been actively offering improvements and submitting bug reports for Percona XtraBackup.
- Percona XtraBackup 8.0.4 is based on MySQL 8.0.13 and fully supports Percona Server for MySQL 8.0 series and MySQL 8.0 series.
- PXB-1699: xtrabackup –prepare could fail on backups of MySQL 8.0.13 databases
- PXB-1704: xtrabackup –prepare could hang while performing insert buffer merge
- PXB-1668: When the –throttle option was used, the applied value was different from the one specified by the user (off by one error)
- PXB-1679: PXB could crash when
ALTER TABLE ... TRUNCATE PARTITIONcommand was run during a backup without locking DDL