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SubjectRe: Error mounting FC8 NFS server with 2.6.31-rc3 NFSv4 client.
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On Tue, 2009-07-21 at 11:32 -0700, Ben Greear wrote:
> On 07/21/2009 11:28 AM, Trond Myklebust wrote:
> > On Tue, 2009-07-21 at 11:01 -0700, Ben Greear wrote:
> >> On 07/21/2009 10:59 AM, Trond Myklebust wrote:
> >>> On Tue, 2009-07-21 at 10:36 -0700, Ben Greear wrote:
> >>>> On 07/21/2009 10:12 AM, Trond Myklebust wrote:
> >>>>> On Tue, 2009-07-21 at 09:49 -0700, Ben Greear wrote:
> >>>>>> On 07/21/2009 05:15 AM, Trond Myklebust wrote:
> >>>>>>
> >>>>>>> What does /var/lib/nfs/v4recovery look like on the server?
> >>>>>> The server was misconfigured, but I still think the client should
> >>>>>> behave better in this case. If you cannot reproduce it, let me know
> >>>>>> and I can try to be more specific. If you still want the v4recovery
> >>>>>> information, let me know and I'll send it.
> >>>>> So how should the client behave, when a screwed up server allows it to
> >>>>> mount but starts returning illegal values for setclientid? The only
> >>>>> thing I can see we could do is to tell the user EINSANESERVER...
> >>>> Well, it could just fail the mount and give up and not overly spam
> >>>> /var/log/messages in a tight loop perhaps?
> >>> This doesn't happen at mount time. It happens when you open a file.
> >> Not for me, and evidently not for the other person that reported
> >> similar results. All I had to do was attempt the mount (which never
> >> completed).
> >>
> >> Thanks,
> >> Ben
> >
> > Ah... You have NFS_V4_1 enabled despite the Kconfig warning... Does the
> > bug occur when you turn this off too?
>
> Yes, it did.

OK. Then the NFSv4.1 merge has screwed up the state management. We do
NOT want to hold client id state on the server when there is no file
state...

Trond



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