Failure to expand a Trident PVC
Applies to
- NetApp Astra Trident
- RedHat OpenShift Cluster (OCP)
- Trident iSCSI backend
Issue
Expanding a Trident PVC to a bigger size failed with the following error:
level=debug msg="<<<< osutils.execCommand." command=resize2fs error="exit status 1" output="resize2fs 1.45.6 (dd-mm-YYYY)\nresize2fs: Permission denied to resize filesystem\nFilesystem at /dev/dm-0 is mounted on /var/lib/kubelet/plugins/kubernetes.io/csi/pv/pvc-xxxxxxx-yyyy-tttt-ssss-zzzzzzzzzz/globalmount/tmp_mnt; on-line resizing required\nold_desc_blocks = 25, new_desc_blocks = 29" requestID=XXXXXXXX-YYYY-ZZZZ-TTTT-WWWWWWWWW requestSource=CSI
level=error msg="Expanding filesystem failed; exit status 1" requestID=XXXXXXXX-YYYY-ZZZZ-TTTT-WWWWWWWWW requestSource=CSI