Date: Sun, 7 May 2006 19:08:20 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Dmitry Morozovsky <marck@rinet.ru> Cc: freebsd-stable@freebsd.org Subject: Re: quota deadlock on 6.1-RC1 Message-ID: <20060507160820.GB12655@deviant.kiev.zoral.com.ua> In-Reply-To: <20060507195831.A19670@woozle.rinet.ru> References: <35c231bf0605051049t2761281ar97b9634b8279b1fd@mail.gmail.com> <445B991F.3050600@rogers.com> <6.2.3.4.0.20060505145259.10d8dca0@64.7.153.2> <3aaaa3a0605061238ib77bb38x6f61eb6cc1c1c6c1@mail.gmail.com> <20060506204720.S46997@fledge.watson.org> <20060506233525.GA52731@xor.obsecurity.org> <20060507104355.K92932@woozle.rinet.ru> <20060507175330.H19670@woozle.rinet.ru> <20060507154029.GA12655@deviant.kiev.zoral.com.ua> <20060507195831.A19670@woozle.rinet.ru>
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--0eh6TmSyL6TZE2Uz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, May 07, 2006 at 07:59:33PM +0400, Dmitry Morozovsky wrote: > On Sun, 7 May 2006, Konstantin Belousov wrote: >=20 > KB> > Alas, it is locked again: > KB> >=20 > KB> > root@office:~# ps axlww | grep snap > KB> > 0 32 0 0 -4 0 0 8 snaplk DL ?? 0:04.55= [bufdaemon] > KB> > 0 35 0 0 -4 0 0 8 snaplk DL ?? 0:01.11= [softdepflush] > KB> > 0 45080 45061 0 -4 0 5980 2768 snaplk D ?? 0:00.09= /usr/local/sbin/smbd -D > KB> > 0 46040 46039 0 -4 0 4492 3616 snaplk D+ p1 0:15.04= rsync -av /ar/winroot/distrib/ /st/winroot/tmp/distrib-temp/ > KB> > 1002 46116 726 0 -4 0 1612 1144 snaplk D+ p3 0:00.00= ls -GF -la /st/.snap/ > KB> >=20 > KB> > Unfortunately, this was with non-debug kernel. I'm trying to reprod= uce the lock=20 > KB> > with debug kernel right now, but still with no luck - sometimes mac= hine is=20 > KB> > almost hangs but up to now revives 4 or 5 times. > KB> >=20 > KB> So, you are running CURRENT ? Or did you manually backported changes > KB> from CURRENT to 6-STABLE ? Note that none of the relevant commits > KB> where MFCed still. >=20 > I'm running RELENG_6 with hand-merged sys/ufs/ffs changes from 1 to 7 May. It would be great to show the patchset. Also note that relevant changes are not limited to ufs/ffs. For instance, rev. 1.671 of kern/vfs_subr.c is also important, as well as rev. 1.82 of ufs/ufs/ufs_quota.c, that deals explicitely with combination of snapshots and quotas. --0eh6TmSyL6TZE2Uz Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEXhtzC3+MBN1Mb4gRAnOlAJ48y9fiwhm8c0wJ/VjQ09meC7sPuACeJ4DI +yQFjq7fiLCPJmkmfE6wI4o= =tNry -----END PGP SIGNATURE----- --0eh6TmSyL6TZE2Uz--
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