Date: Sat, 13 Mar 2010 16:24:29 +0100 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Borja Marcos <borjam@sarenet.es> Cc: freebsd-fs@freebsd.org Subject: Re: Many processes stuck in zfs Message-ID: <20100313152429.GH3209@garage.freebsd.pl> In-Reply-To: <27A6DF40-2EA8-4CFC-9E42-DD995E2F9342@sarenet.es> References: <864468D4-DCE9-493B-9280-00E5FAB2A05C@lassitu.de> <20100309122954.GE3155@garage.freebsd.pl> <EC9BC6B4-8D0E-4FE3-852F-0E3A24569D33@sarenet.es> <20100309125815.GF3155@garage.freebsd.pl> <CB854F58-03AF-46DD-8153-85FA96037C21@sarenet.es> <BFF1E2D6-B48A-4A5E-ACEE-8577FDB07820@sarenet.es> <20100310110202.GA1715@garage.freebsd.pl> <E04F91AA-B2C4-4166-A24A-74F1BEF01519@sarenet.es> <20100310173143.GD1715@garage.freebsd.pl> <27A6DF40-2EA8-4CFC-9E42-DD995E2F9342@sarenet.es>
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--BOKacYhQ+x31HxR3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Mar 12, 2010 at 11:12:49AM +0100, Borja Marcos wrote: >=20 > On Mar 10, 2010, at 6:31 PM, Pawel Jakub Dawidek wrote: >=20 > > Hmm, interesting. Especially those two traces: > >=20 > > Tracing command zfs pid 1820 tid 100105 td 0xffffff0002ca4000 >=20 > Just in case something was wrong, I wiped the two virtual machines and st= arted everything again. The two virtual systems were acting a bit weird, gi= ving lots of LORs. I don't know why, maybe something was corrupted, these v= irtual machines have been panicked and restarted many times. >=20 > So, experiment repeated again, fresh start. Still deadlocking pretty soon= if I start, say, 5 or 6 tar processes. Traces follow. Are you able to dump the kernel memory and make it available for me somewhere? I'd need to look at it wit GDB, as DDB is not enough here, I'm afraid. --=20 Pawel Jakub Dawidek http://www.wheelsystems.com pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --BOKacYhQ+x31HxR3 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkubriwACgkQForvXbEpPzSs7ACeOrARD6DxJqpTwvIsHeGCWKk1 sKcAniaTOnPPvwqtev6B8U2gLr3krleO =fM69 -----END PGP SIGNATURE----- --BOKacYhQ+x31HxR3--
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