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
Addons Management
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
Upgrade to v1.0.x

Release Notes

Release v1.0

v1.0.1
v1.0.0

Release v0.9

v0.9.5
v0.9.4
v0.9.3
v0.9.2
v0.9.1
v0.9.0
  1. KubeBlocks
    1. Features
  2. KubeBlocks Addons
    1. MySQL Variants (MySQL, GreatSQL)
    2. PostgreSQL
    3. Redis
    4. MongoDB
    5. Elasticsearch
    6. ClickHouse
    7. ZooKeeper
    8. etcd
    9. Milvus
  3. Upgrade to v0.9.5
  4. Full Changelog

KubeBlocks 0.9.5 (2025-09-01)

We are delighted to announce the release of KubeBlocks v0.9.5. This release includes several new features, bug fixes, and various improvements. Here are the detailed update contents.

KubeBlocks

Features

  • Improve the settings of the manager - Improves performance, stability, and configurability of KubeBlocks Operator. (#9595)
  • Specify allowed symbols in password generation - Allows customization of symbols used in generated passwords. (#9489)
  • OpsDefinition supports image mapping for multi service version - Enables image mapping for different service versions in operations definitions. (#9607)
  • Support resize subresource in InPlacePodVerticalScaling - Improves resource resizing handling for K8s v1.32 and above. (#9536, #9545)
  • Add azureblob storage provider - Adds Azure Blob storage provider support. (#9492)

KubeBlocks Addons

MySQL Variants (MySQL, GreatSQL)

  • Support greatsql. (#1793)
  • Support mysql audit log config. (#1890)
  • Support greatsql auditlog config. (#1893)

PostgreSQL

  • Refactor PostgreSQL addon and support PostgreSQL 16 and 17. (#1734)
  • Support using etcd as DCS for PostgreSQL. (#1864)

Redis

  • Support redis 7.2.10 and redis 8 (#1812)
  • Fix Redis slave instance memory leak when loading redisgears module.
  • Change redis maxmemory-policy to volatile-lru and maxmemory = 0.8 * limit_memory.

MongoDB

  • Support mongodb sharding. (#1701)

Elasticsearch

  • Optimize backup. (#1853)
  • Support new version 8.15.5. (#1929)

ClickHouse

  • Clickhouse support backup and restore. (#1800)
  • Update metrics. (#1916)

ZooKeeper

  • Improve zookeeper jvm setting and gc option. (#1771, #1938)

etcd

  • Support etcd v3.6.1. (#1737)
  • Improve etcd backup procedure. (#1740)
  • Improve etcd params and configuration. (#1778)

Milvus

  • Support to create Milvus clusters on arm. (#1792)

Upgrade to v0.9.5

Refer to Upgrade to KubeBlocks v0.9.x.

Full Changelog

You can check the full changelog for additional changes.

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