From: Dr Fields James Bruce <bfields@fieldses.org>
To: "Antti Tönkyrä" <daedalus@pingtimeout.net>
Cc: Trond Myklebust <trond.myklebust@primarydata.com>,
Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Subject: Re: Patch for mapping EILSEQ into NFSERR_INVAL
Date: Wed, 4 Dec 2013 16:03:56 -0500 [thread overview]
Message-ID: <20131204210356.GA19452@fieldses.org> (raw)
In-Reply-To: <529F943D.30004@pingtimeout.net>
On Wed, Dec 04, 2013 at 10:44:45PM +0200, Antti Tönkyrä wrote:
> Looks like I can strace it and I did an example strace, if you need
> something more specific please do tell. Command log has completion
> timestamps for associating what part of strace happened at what
> command.
>
> http://daedalus.pingtimeout.net/dbg/strace-ioerr.txt
> http://daedalus.pingtimeout.net/dbg/strace-commandlog.txt
Eh, not much use without knowing fuse's protocol, but:
> And just in case you missed my other mail, the I/O error doesn't
> kill the share if using NFSv3 (mount -t nfs -o vers=3,intr,hard
> ...). The initial I/O error happens but the share doesn't die even
> when there are file handles open there.
Oh, I overlooked that. So that merits another look at the network
trace:
> >>http://daedalus.pingtimeout.net/dbg/eilseq_ioerr.pcap
And I see something I'd overlooked before: the client is sending the
later opens with the same open owner and sequence id. But NFS4ERR_IO is
a seqid-mutating error. So now I think this probably *is* a client
bug....
What's the client kernel version?
--b.
next prev parent reply other threads:[~2013-12-04 21:03 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-02 20:21 Patch for mapping EILSEQ into NFSERR_INVAL Antti Tönkyrä
2013-12-02 20:45 ` Trond Myklebust
2013-12-02 20:52 ` Antti Tönkyrä
2013-12-03 20:48 ` Dr Fields James Bruce
2013-12-03 21:22 ` Dr Fields James Bruce
2013-12-04 6:55 ` Antti Tönkyrä
2013-12-04 15:41 ` Dr Fields James Bruce
2013-12-04 20:44 ` Antti Tönkyrä
2013-12-04 21:03 ` Dr Fields James Bruce [this message]
2013-12-04 21:08 ` Antti Tönkyrä
2013-12-04 21:22 ` Trond Myklebust
2013-12-04 21:38 ` Dr Fields James Bruce
2013-12-04 22:49 ` Trond Myklebust
2013-12-05 8:39 ` Antti Tönkyrä
2013-12-04 12:33 ` Antti Tönkyrä
2013-12-04 12:40 ` Antti Tönkyrä
2013-12-04 8:31 ` Christoph Hellwig
2013-12-04 11:15 ` Antti Tönkyrä
2013-12-04 11:19 ` Christoph Hellwig
2013-12-04 11:34 ` Antti Tönkyrä
2013-12-05 19:45 ` J. Bruce Fields
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