The cnfs-controller is a file storage management add-on for Container Service for Kubernetes (ACK). Once installed, you can use Container Network File System (CNFS) to manage NAS file systems and OSS buckets. This topic provides an overview of the add-on, usage instructions, and its release notes.
Overview
The cnfs-controller add-on uses Container Network File System (CNFS) to improve performance and Quality of Service (QoS) for NAS and OSS persistent volumes. It also solves common problems of traditional shared file systems, such as inaccurate capacity quota enforcement and the inability to recover accidentally deleted files.
Installation
To install the add-on, see Manage the cnfs-controller add-on.
Release notes
May 2026
Version | Image address | Release date | Changes | Impact |
v1.2.4 | registry-{{regionID}}.ack.aliyuncs.com/acs/storage-operator:v1.2.4 | May 14, 2026 |
| This upgrade has no impact on existing services. |
December 2025
Version | Image address | Release date | Changes | Impact |
v1.2.1 | registry-{{regionID}}.ack.aliyuncs.com/acs/storage-operator:v1.2.1 | December 5, 2025 |
| This upgrade has no impact on existing services. |
October 2025
Version | Image address | Release date | Changes | Impact |
v1.1.0 | registry-{{regionID}}.ack.aliyuncs.com/acs/storage-operator:v1.1.0-e915237 | October 20, 2025 |
| This upgrade has no impact on existing services. |
August 2025
Version | Image address | Release date | Changes | Impact |
v1.0.0 | registry-{{regionID}}.ack.aliyuncs.com/acs/storage-operator:v1.0.0-f551cd6 | August 20, 2025 |
| Installing or upgrading the add-on has no impact on existing services. |