deploy: update backing image manager tag to v2_20210809
Longhorn
@@ -31,7 +31,7 @@ spec:
- --share-manager-image
- longhornio/longhorn-share-manager:v1_20210416
- --backing-image-manager-image
- - longhornio/backing-image-manager:v1_20210422
+ - longhornio/backing-image-manager:v2_20210809
- --manager-image
- longhornio/longhorn-manager:master-head
- --service-account
