Date: Tue, 7 Sep 2010 21:27:29 -0400 (EDT) From: Rick Macklem <rmacklem@uoguelph.ca> To: David Brodbeck <gull@gull.us> Cc: freebsd-fs@freebsd.org Subject: Re: Weird Linux - FreeBSD/ZFS NFSv4 interoperability problem Message-ID: <3705884.579377.1283909249721.JavaMail.root@erie.cs.uoguelph.ca> In-Reply-To: <AANLkTi=QJ2qtLvo_B-k8PXSARp_U2MxHjHwqbFYh9dip@mail.gmail.com>
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> On Fri, Sep 3, 2010 at 5:55 PM, Rick Macklem <rmacklem@uoguelph.ca> > wrote: > >> > >> Here's a capture for you. This is a Linux client (192.168.30.30) > >> working against a FreeBSD 8.1-RELEASE server (192.168.30.102). If > >> you > >> need a capture using FreeBSD 9, that'll require some more setup on > >> my > >> part and I won't be able to get to it until Monday. > > > > Ok, The server is returning NFS4ERR_OLD_STATEID, which means that > > the > > seqid# inside the stateid is out of date. I think the original > > intent > > of this was to be a debugging aid for client writers, but a > > discussion > > on the nfsv4 mailing list pretty much concluded that it was useless. > > (It is definitely the case that the server doesn't care. A separate > > seqd# is used to order the open/lock/close ops.) > > > > So, please try the attached little patch that just disables the > > server > > check for this case for Close. (The line #s will be different than > > 8.1, but all it is doing is commenting out the test for this case in > > nfsrv_openupdate(), if the patch won't apply directly.) > > This seems to have changed the problem. Now I get the following error > during checkouts: > > svn: In directory 'documentation/software-notes' > svn: Can't copy > 'documentation/software-notes/.svn/tmp/text-base/directory-server-install-notes.txt.svn-base' > to > 'documentation/software-notes/.svn/tmp/directory-server-install-notes.txt.tmp.tmp': > Input/output error > > I don't see any related errors in the syslog on the client or server. > > This is on FreeBSD 8.1-RELEASE; I'm going to try to test with 9 later > today. > Ok, if you feel like emailing me another packet capture, I can look and see where the EIO is being returned. And good luck with testing the newer ZFS, rick
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