TiDB Operator 1.1 RC.2 Release Notes

Release date: April 15, 2020

TiDB Operator version: 1.1.0-rc.2

Action Required

• Change TiDB pod readiness probe from HTTPGet to TCPSocket 4000 port. This will trigger rolling-upgrade for the tidb-server component. You can set spec.paused to true before upgrading tidb-operator to avoid the rolling upgrade, and set it back to false when you are ready to upgrade your TiDB server (#2139, @weekface)

Notable Changes

• Add status field for TidbAutoScaler CR (#2182, @Yisaer)
• Add spec.pd.maxFailoverCount field to limit max failover replicas for PD (#2184, @cofyc)
• Emit more events for TidbCluster and TidbClusterAutoScaler to help users know TiDB running status (#2150, @Yisaer)
• Add the AGE column to show creation timestamp for all CRDs (#2168, @cofyc)
• Add a switch to skip PD Dashboard TLS configuration (#2143, @weekface)
• Support deploying TiFlash with TidbCluster CR (#2157, @DanielZhangQD)
• Add TLS support for TiKV metrics API (#2137, @weekface)
• Set PD DashboardConfig when TLS between the MySQL client and TiDB server is enabled (#2085, @weekface)
• Remove unnecessary informer caches to reduce the memory footprint of tidb-controller-manager (#1504, @aylei)
• Fix the failure that Helm cannot load the kubeconfig file when deleting the tidb-operator release during terraform destroy (#2148, @DanielZhangQD)
• Support configuring the Webhook TLS setting by loading a secret (#2135, @Yisaer)
• Support TiFlash in TidbCluster CR (#2122, @DanielZhangQD)
• Fix the error that alertmanager couldn't be set in TidbMonitor (#2108, @Yisaer)