Re: newnfs pkgng database corruption?
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On Fri, Apr 12, 2013 at 03:10:37PM +0200, Baptiste Daroussin wrote:
> On Fri, Apr 12, 2013 at 12:56:10PM +0000, Eggert, Lars wrote:
> > Hi,
> >=20
> > On Apr 12, 2013, at 1:10, Rick Macklem <rmacklem@uoguelph.ca> wrote:
> > > Well, I have no idea why an NFS server would reply errno 70 if the fi=
le
> > > still exists, unless the client has somehow sent a bogus file handle
> > > to the server. (I am not aware of any client bug that might do that. I
> > > am almost suspicious that there might be a memory problem or something
> > > that corrupts bits in the network layer. Do you have TSO enabled for =
your
> > > network interface by any chance? If so, I'd try disabling that on the
> > > network interface. Same goes for checksum offload.)
> > >=20
> > > rick
> > > ps: If you can capture packets between the client and server at the
> > > time this error occurs, looking at them in wireshark might be
> > > useful?
> >=20
> > I will try all of those things.
> >=20
> > But first, a question that someone who understands pkgng will be able t=
o answerr: Is this "fake-pkg" process even running on the NFS mount? The WR=
KDIR is /tmp, which is an mfs mount.
>=20
> fake-pkg is run in WRKDIR, but it calls pkgng which will open
> /var/db/pkg/local.sqlite aka nfs mount.
>=20
> The Error 70 is EX_SOFTWARE returned by pkgng.
>=20
> Can you try the following patch:
> http://people.freebsd.org/~bapt/patch-libpkg__pkgdb.c
>=20
> Just add that file to /usr/ports/ports-mgmt/pkg/files/
>=20
> If that works for you, that means the posix advisory locks is somehow fai=
ling on
> nfsv4 files.
>=20
> Given it is already known to be failing on nfsv3 (because people often
> misconfigure it) I'll probablmy make unix-dotfile the default locking sys=
tem
> when local.sqlite is stored on network filesystem.
>=20
> regards,
> Bapt
As anyone been able to test this patch?
regards,
Bapt
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