"nfs: server hostname not responding, still trying" connecting to ONTAP 9.6 or later in a network with high packet loss
Applies to
- ONTAP 9.6 and later
- ONTAP Select
- NFS
- Network with high packet loss
Issue
- NFS client logs error messages about nfs server being unreachable
nfs: server <hostname> not responding, still trying
- NFS client needs to be rebooted to recover
- A packet trace will show
- A very high retransmission timeout for packets coming from the client to the storage
- What appear to be DSACK ranges sent by the storage controller LIF