TiDB Operator 1.2.4 Release Notes

Release date: October 21, 2021

TiDB Operator version: 1.2.4

Rolling update changes

• Upgrading TiDB Operator will cause the recreation of the TiDBMonitor Pod due to #4180

New features

• TidbMonitor supports customizing prometheus rules and reloading configurations dynamically (#4180, @mikechengwei)
• TidbMonitor supports the enableRules field. When AlertManager is not configured, you can configure this field to true to add Prometheus rules (#4115, @mikechengwei)

Improvements

• Optimize TiFlash rolling upgrade process (#4193, @KanShiori)
• Support deleting backup data in batches (#4095, @KanShiori)

Bug fixes

• Fix the security vulnerabilities in the tidb-backup-manager and tidb-operator images (#4217, @KanShiori)
• Fix the issue that some backup data might retain if the Backup CR is deleted when the Backup job is running (#4133, @KanShiori)