The flexvolume-windows component is a container storage interface used in Container Service for Kubernetes (ACK) clusters. This topic introduces flexvolume-windows and provides usage notes and release notes for the component.


The flexvolume-windows component is a container storage interface that allows you to mount block storage, such as Alibaba Cloud disks, and Apsara File Storage NAS (NAS) to Windows containers in ACK clusters.

Usage notes

The Kubernetes version of the cluster must be v1.16.9 or later. You must select the FlexVolume plug-in as the volume plug-in when you create the cluster.
Note By default, the FlexVolume plug-in is unavailable when you create clusters. You must Submit a ticket to apply to be added to a whitelist.

You must manually install flexvolume-windows as a DaemonSet in the cluster. For more information, see Step 2: Install FlexVolume on a Windows node of Mount disks and SMB file systems to Windows pods.

Release notes

August 2021

Version Image address Release date Description Impact
v1.0.0 registry-vpc.${region} 2021-08-23 The following Windows operating systems are supported: Windows Server version 1809 (10.0.17763.2114), Windows Server version 1909 (10.0.18363.1556), and Windows Server version 2004 (10.0.19041.1165). No impact on workloads