[ale] Stale NFS mounts - Switch to iSCSI?

[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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