Date: Wed, 7 Dec 2011 20:20:30 +0200 From: Kostik Belousov <kostikbel@gmail.com> To: Dmitry Morozovsky <marck@rinet.ru> Cc: freebsd-stable@freebsd.org Subject: Re: tmpfs deadlock on stable/9 Message-ID: <20111207182030.GI50300@deviant.kiev.zoral.com.ua> In-Reply-To: <alpine.BSF.2.00.1112072150380.16929@woozle.rinet.ru> References: <alpine.BSF.2.00.1112071348290.44987@woozle.rinet.ru> <20111207133035.GF50300@deviant.kiev.zoral.com.ua> <alpine.BSF.2.00.1112072150380.16929@woozle.rinet.ru>
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--+J83dzIsWsNHBAa3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 07, 2011 at 09:59:32PM +0400, Dmitry Morozovsky wrote: > On Wed, 7 Dec 2011, Kostik Belousov wrote: >=20 > > > I have ports tinderbox runnign on stable/9-amd64, with working direct= ories on=20 > > > tmpfs. I have two consecutive tmpfs deadlocks like > > >=20 > > > root@beaver:/usr/local/tb/scripts# ps t2 > > > PID TT STAT TIME COMMAND > > > 2337 2 Is 0:00.04 /bin/tcsh =20 > > > 3079 2 I 0:00.01 sudo -sE =20 > > > 3260 2 I 0:00.02 /bin/tcsh =20 > > > 20309 2 I+ 0:00.06 /bin/sh ./tc tinderbuild -nullfs -norebuild -= b=20 > > > 9-i386-RiNet > > > 27035 2 S+ 0:00.13 make PACKAGES=3D/usr/local/tb/packages/9-i386= -RiNet -k=20 > > > -j1 all > > > 46470 2 I+ 0:00.00 sh -ev > > > 46471 2 I+ 0:00.01 /bin/sh /usr/local/tb/scripts/lib/portbuild= =20 > > > 9-i386-RiNet 9-i386 RiNet -nullfs gsm-1.0.13.tbz /usr/ports/audio/gsm > > > 46677 2 I+ 0:00.00 /bin/sh /buildscript /usr/ports/audio/gsm 2 > > > 46766 2 I+ 0:00.00 /pnohang 7200 /tmp/make.log4 gsm-1.0.13 make = build > > > 46767 2 I+ 0:00.02 make build > > > 46768 2 I+ 0:00.00 /pnohang 7200 /tmp/make.log4 gsm-1.0.13 make = build > > > 46789 2 I+ 0:00.00 [sh] > > > 46790 2 D+ 0:00.01 make -f Makefile -j4 all > > > 46918 2 I+ 0:00.00 sh -ev > > > 46926 2 I+ 0:00.00 sh -ev > > > 46928 2 Z+ 0:00.09 <defunct> > > > 46938 2 D+ 0:00.00 mv gsm_create.o ./src/gsm_create.o > > > 46940 2 D+ 0:00.00 mv gsm_print.o ./src/gsm_print.o > > >=20 > > > (this is parallel build, last 2 rm's are deadlocked on tmpfs)=20 > > >=20 > > > what kind of additional info should I send? I have debugging turned o= n in=20 > > > kernel, if it's needed. > > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/ke= rneldebug-deadlocks.html > >=20 > > No, I do not promise to look into it. >=20 > It is available at http://bsd.woozle.net/tmpfs-lock-20111207.txt (~260k) >=20 > BTW, at least some of the debugger commands referenced (show locks, show= =20 > alllocks) are no longer exist This means that you do not have witness in your kernel. Look at the reference I pointed you once more. --+J83dzIsWsNHBAa3 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (FreeBSD) iEYEARECAAYFAk7frm4ACgkQC3+MBN1Mb4jZVwCffi2t/CZOZhSUtclyAbvTuMNc +L8AoKmshEHuBP2AqqoD2KtWU934TUlU =gour -----END PGP SIGNATURE----- --+J83dzIsWsNHBAa3--
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