KubeBlocks 0.9.4 (2025-06-30)

We are delighted to announce the release of KubeBlocks v0.9.4. This release includes several new features, bug fixes, and various improvements. Here are the detailed update contents.

KubeBlocks

Features

Cluster supports specifying PVC annotations and labels By applying different annotations/labels to different types of PVC, CSI Drivers can set different IO quotas for various volumes. (#8799)
Add annotation key to skip the pre-terminate action Annotation: apps.kubeblocks.io/skip-pre-terminate (#9121)
Support re-rendering configs on sharding component hiscale Re-render configs after horizontal scaling of shard components. (#9195)

KubeBlocks Addons

MySQL

Update parameter scope for innodb_redo_log_capacity and secure_file_priv (#1510) (#1585)

PostgreSQL

Fix missing backupPolicy for PostgreSQL 15 & 16 (#1546)

Redis

Improve Redis cluster on stop-start (#1554)- Improve member leave logic (do not rely on announce address) (#1548)- Refine Redis host network variables (#1603)

MongoDB

Add support for MongoDB exporter (#1721)

RabbitMQ

Fix RabbitMQ startup failure (#1479)- Fix RabbitMQ member leave issue (#1657)

ZooKeeper

Add new CMPD definition for ZooKeeper (#1514)- Fix snapshot log loss (#1509)- Add minSessionTimeout (#1535)- Fix backup and restore logic (#1550)- Improve ZooKeeper role probe (#1542)- Enhance ZooKeeper trace logging (#1693)

VictoriaMetrics

Support environment variable when creating VictoriaMetrics clusters (#1622)

ClickHouse

Persist log files for ClickHouse and Keeper (#1560)

Upgrade to v0.9.4

Refer to Upgrade to KubeBlocks v0.9. x.

Full Changelog

You can check the full changelog for additional changes.