Re: Unmounting NFS partition in case of time-out?
On Mon, 24 Jan 2005 18:00:23 +0100, Kevin B. McCarty wrote:
> Is there a way to have an NFS mount become "invisible" if the NFS server
> doesn't respond after a certain time? I'm not sure if the mount option
> timeo=<time> does exactly what I want; it appears to just cause NFS
> accesses to fail after the given amount of time. Can a non-working NFS
> mount even be umount'ed?
It can. You have to use the option soft
from man nfs
If an NFS file operation has a major timeout then report an I/O error to
the calling program. The default is to continue retrying NFS file
If you mount your NFS shares "hard" and try to access it, the process
hangs in state D which cannot be killed. (Anybody has ideas?)
> In an ideal world the NFS mount would automatically be recovered once
> the file server is brought back up, but I can live without this feature
I think this will be done automatically when you mount soft.
> Possible to do this easily, or do I need to hack up something with ping
> in a cron job?
Maybe you should use a cron job for checking the presence of the NFS
mounts, and generate a error page on some location if the NFS mount is
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