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SubjectRe: Deadlock in NFSv4 in all kernels
On Tue, May 25, 2010 at 09:45:32AM -0400, William A. (Andy) Adamson wrote:
> Not get into the problem in the first place: this means
>
> 1) determine a 'lead time' where the NFS client declares a context
> expired even though it really as 'lead time' until it actually
> expires.
>
> 2) flush all writes on any contex that will expire within the lead
> time which needs to be long enough for flushes to take place.

I think you cannot give any guarantees that the flush happens on time. There
can be server overload, network overload, anything and you are out of luck.

--
Lukáš Hejtmánek
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