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>> NFS client is a legacy implementation and it is not going to be fixed.
How is it going to work if there is a real network failure? In any case,
the behavior you are describing should never happen? Do you have this bug
in your FSAL?
commit c11eb9e421ac90fb788144dc1144888e6f20f7f0
Author: Malahal Naineni <mala...@us.ibm.com>
Date: Sun Dec 3 23:59:58 2017 +0530
Prevent OPEN upgrade closing an "fd" while using it.
On Mon, May 7, 2018 at 5:18 PM, You Me <yourindian...@gmail.com> wrote:
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> My NFS client does not retry I/O.
> Ganesha is reusing FD instead of opening file for every read request.
> Sometimes it closes the fd even when there is a worker waiting still in
> read() call on the same fd. As a result that worker returns read error and
> ganesha drops the RPC. NFS client does not get any reply and it eventually
> times out the I/O.
>
> I see 2 solutions.
>
> 1. NFS client implement I/O retry
> 2. Ganesha open the file and try read again when file not opened error is
> returned by FSAL.
> 3. Ganesha open the file for every read RPC instead of reusing FD.
>
> NFS client is a legacy implementation and it is not going to be fixed.
> Is there a way to achieve solutions 2 or 3?
>
> --Satish
>
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