KubeBlocks
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Getting Started

Introduction
Supported addons
Installation

Concepts and Features

Concepts

Backup and Restore

Introduction

Backup

Configure BackupRepo
Configure BackupPolicy
Scheduled backup
On-demand backup

Restore

Restore from backup set
Point-in-Time Recovery

In Place Update

Introduction
Enable in-place update

Instance Template

Introduction
Apply instance template

Trouble Shooting

FAQs
Known Issues

References

API Reference

Cluster
Operations
Parameters
Dataprotection
Add-On
Terminology
Install Addons
Install kbcli
Snapshot Controller
Create a test Kubernetes cluster
Kubernetes and Operator 101
KubeBlocks Options and Roles
Install MinIO

Upgrade KubeBlocks

Upgrade to v0.8
Upgrade to v0.9.0
Upgrade to v0.9.x

Release Notes

Release v1.0

v1.0.0-cn
v1.0.0

Release v0.9

v0.9.4
v0.9.3
v0.9.2
v0.9.1
v0.9.0
  1. KubeBlocks
    1. Features
  2. KubeBlocks Addons
    1. MySQL
    2. PostgreSQL
    3. Redis
    4. MongoDB
    5. RabbitMQ
    6. ZooKeeper
    7. VictoriaMetrics
    8. ClickHouse
  3. Upgrade to v0.9.4
  4. Full Changelog

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 hscale 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.

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