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Percona XtraBackup 2.4.21
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    • Home
      • About Percona XtraBackup
      • How Percona XtraBackup Works
      • Understand version numbers
      • Installing Percona XtraBackup 2.4
      • Installing Percona XtraBackup on Debian and Ubuntu
      • Installing Percona XtraBackup on Red Hat Enterprise Linux and CentOS
      • Installing Percona XtraBackup from a Binary Tarball
      • Compiling and Installing from Source Code
      • Running Percona XtraBackup in a Docker container
      • Connection and Privileges Needed
      • Configuring xtrabackup
      • The Backup Cycle - Full Backups
      • Incremental Backup
      • Compressed Backup
      • Encrypted Backup
      • Percona XtraBackup User Manual
      • Throttling Backups
      • Lockless binary log information
      • Encrypted InnoDB Tablespace Backups
      • `lock-ddl-per-table` Option Improvements
      • How-tos and Recipes
        • Release notes index
        • Percona XtraBackup 2.4.28 (2023-04-04)
        • Percona XtraBackup 2.4.27 (2022-12-06)
        • Percona XtraBackup 2.4.26
        • Percona XtraBackup 2.4.25
        • Percona XtraBackup 2.4.24
        • Percona XtraBackup 2.4.23
        • Percona XtraBackup 2.4.22
        • Percona XtraBackup 2.4.21
          • New Features
          • Improvements
          • Bugs Fixed
        • Percona XtraBackup 2.4.20
        • Percona XtraBackup 2.4.19
        • Percona XtraBackup 2.4.18
        • Percona XtraBackup 2.4.17
        • Percona XtraBackup 2.4.16
        • Percona XtraBackup 2.4.15
        • Percona XtraBackup 2.4.14
        • Percona XtraBackup 2.4.13
        • Percona XtraBackup 2.4.12
        • Percona XtraBackup 2.4.11
        • Percona XtraBackup 2.4.10
        • Percona XtraBackup 2.4.9
        • Percona XtraBackup 2.4.8
        • Percona XtraBackup 2.4.7-2
        • Percona XtraBackup 2.4.7
        • Percona XtraBackup 2.4.6
        • Percona XtraBackup 2.4.5
        • Percona XtraBackup 2.4.4
        • Percona XtraBackup 2.4.3
        • Percona XtraBackup 2.4.2
        • Percona XtraBackup 2.4.1
      • The xtrabackup Option Reference
      • The innobackupex Option Reference
      • The xbcloud Binary
      • Exponential Backoff
      • Using the xbcloud binary with Microsoft Azure Cloud Storage
      • The xbcrypt binary
      • The xbstream binary
      • Known issues and limitations
      • Frequently Asked Questions
      • Glossary
      • Index of files created by Percona XtraBackup
      • Trademark policy
      • Copyright and licensing information
      • Version Checking

    • New Features
    • Improvements
    • Bugs Fixed

    Percona XtraBackup 2.4.21¶

    • Date

      November 12, 2020

    • Installation

      Installing Percona XtraBackup

    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.

    New Features¶

    • PXB-2112: xbcloud: support storage_class option with --storage=s3 (Thanks to user rluisr for reporting this issue)

    Improvements¶

    • PXB-2254: Redesign --lock-ddl-per-table

    • PXB-2252: Introduce debug option to print the redo log records scanned and applied

    Bugs Fixed¶

    • PXB-793: Fix syntax error when executing --lock-ddl-per-table queries

    • PXB-2165: Modify xbcloud to store backups using s3 access key parameters if AWS access key env variables are set

    • PXB-2164: Modify xbcloud to return the error when the backup doesn’t exist in s3 bucket

    • PXB-953: Improve stdout for the end of usage of --lock-ddl-per-table

    • PXB-2279: Xbcloud: Upload failed: backup is incomplete (Thanks to user mrmainnet for reporting this issue)

    • PXB-2127: Modify xbcloud to upload backups with empty database to min.io storage (Thanks to user hartland for reporting this issue)

    • PXB-2275: Modify backup processing to add validations if an encrypted table is created

    • PXB-2272: Fixed Regexp from is_tmp_table doesn’t account for all temporary tables

    • PXB-2257: fixed --lock-ddl-per-table to properly close database connection

    • PXB-2249: Verify perl binary exists before completing version check

    • PXB-2239: Partitioned table is not restored correctly when partitions are changed during backup

    • PXB-2238: Provide binary tarball with shared libs and glibc suffix & minimal tarballs

    • PXB-2216: Verify encryption version when opening tables to avoid changing encryption version

    • PXB-2202: Modify Xbcloud to display an error when xtrabackup fails to create a backup

    • PXB-2198: Modify xbcloud delete to return the error when the backup doesn’t exist in s3 bucket

    Contact us

    For free technical help, visit the Percona Community Forum.

    To report bugs or submit feature requests, open a JIRA ticket.

    For paid support and managed or consulting services , contact Percona Sales.

    Last update: 2022-08-24
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