Re: [PATCH 0/6][v4][RFC] NFSv3: implement extended attribute protocol (XATTR)

Casey Schaufler
2010-03-17T21:23:36Z

Eric Paris wrote:
> On Tue, Mar 9, 2010 at 1:49 AM, Casey Schaufler <casey@schaufler-ca.com> wrote:
>
>
>> Another is to NFS mount the filesystem back on to the server,
>> in which case James' scheme works just dandy. It's a trick that
>> I've used more than once in the Unix world for this exact purpose.
>> Of course you have to arrange your mount points in advance with
>> malice aforethought, but that's likely something you're used to
>> by now.
>>
>
> Is this safe with NFS on Linux? I know in the past (RHEL5) mounting
> NFS over loopback can cause deadlocks under even slight memory
> pressure. I complained about it and was told 'don't do that, just
> bind mount.'
>
>

Sigh. Dedicate your NFS server as an NFS server and never let
anyone long onto it then. The point is well past made, I think.

> -Eric
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