Umount nfs strangely slow
Roberto Ragusa
mail at robertoragusa.it
Sat Apr 4 11:55:53 UTC 2009
Jonathan Ryshpan wrote:
> I am mounting a few filesystems from one F10 machine to another. Mount
> works rapidly but umount of each of the filesystems takes about 20
> seconds. Is this normal? Could I have the systems misconfigured in any
> obvious way? Both machines have x86_64 processors.
>
> Here is the file /etc/exports on the server machine:
> / amito(ro,sync,no_root_squash)
> and here is the corresponding mount command on the client machine:
> # mount -t nfs claremont:/ /mnt/claremont
> Here is a typical umount command on the client machine:
> # time umount /mnt/claremont/
> real 0m21.029s
> user 0m0.001s
> sys 0m0.004s
>
> Any ideas? Thanks - jon
Try
strace umount /mnt/claremont/
maybe something interesting comes out.
Best regards.
--
Roberto Ragusa mail at robertoragusa.it
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