[ale] Stale NFS mounts - Switch to iSCSI?

[dphurst at uncg.edu (Dow Hurst)]

It is a problem is the NFS server is patched often. I use:

rw,bg,intr,hard,proto=tcp,noatime

as my options on mounting a NFS server. We rarely have a reboot or downtime
so stale file handles are rare.

Sincerely,
Dow
?Dow Hurst, Research Scientist
       340 Sullivan Science Bldg.
       Dept. of Chem. and Biochem.
       University of North Carolina at Greensboro
       PO Box 26170 Greensboro, NC 27402-6170


On Tue, Mar 27, 2018 at 9:12 AM, Raj Wurttemberg via Ale <ale at ale.org>
wrote:

> Many of our client systems share data via NFS (v3) and everything works
> fine except when the server with the NFS export is rebooted, which happens
> regularly due to OS patching (not my decision). The systems that have the
> NFS export mounted can no longer do even a simple ?ls?, they just hang.
> Unmounting and remounting the NFS export or rebooting the client system
> does resolve the issue, but I was curious if I switched to iSCSI if I would
> experience the same issue? I know the easy answer is to mount the NFS
> directly off the SAN (EMC) but I was told that the storage team would not
> create NFS exports for me.  I was also looking at using autofs for the NFS
> mounts instead of putting them in the fstab file.
>
>
>
> Just curious if anyone else had any advice.
>
>
>
> Thanks,
>
> /Raj
>
>
>
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