NFS mount hangs due to half-open TCP session after network or firewall maintenance
Applies to
- ONTAP
- NFS
- Firewall in between client and ONTAP
Issue
A client can experience this issue in various forms :
- NFS client is hanging and a reboot on the client is required to restore the NFS mount
- Commands like
df
,ls
andumount
directed for the NFS mount are hung - Linux hosts experience NFS stale mounts randomly
- May see
"Server (server-name) not responding, still trying"