Date: Wed, 7 Mar 2007 05:04:48 +0200 From: Kostik Belousov <kostikbel@gmail.com> To: Oleg Derevenetz <oleg@vsi.ru> Cc: freebsd-stable@freebsd.org Subject: Re: Processes get stuck in "ufs" state Message-ID: <20070307030448.GQ10453@deviant.kiev.zoral.com.ua> In-Reply-To: <007d01c7605f$79fa60c0$3b215250@NOTEBOOK> References: <007d01c7605f$79fa60c0$3b215250@NOTEBOOK>
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--K8zN2sh9fO5jmbe4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 07, 2007 at 05:22:38AM +0300, Oleg Derevenetz wrote: > Hi ! >=20 > Sometimes (once a week approximately) I have a problem with the same=20 > symptoms described here on SMP FreeBSD 6.2-STABLE with dual AMD Opteron(t= m)=20 > Processor 850: >=20 > http://www.freebsd.org/cgi/query-pr.cgi?pr=3D104406&cat=3D >=20 > Sometimes (apparently when CPU load suddenly goes up) all processes that= =20 > interacts with disk gets stuck in "ufs" state, but in my case=20 > SIGSTOP/SIGCONT seemingly does not help. See developer handbook, Deadlock Debugging chapter for instruction what information shall be gathered to debug the problem. --K8zN2sh9fO5jmbe4 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQFF7ivPC3+MBN1Mb4gRAiTmAJ9u5s20pSytx9bAIOGyBKqZzp8pmwCeJG58 ZLE776S3XJsXCFZRjfX6SWo= =RPeG -----END PGP SIGNATURE----- --K8zN2sh9fO5jmbe4--
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