From owner-freebsd-stable@FreeBSD.ORG Thu Feb 5 12:07:01 2009 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D163410656D1 for ; Thu, 5 Feb 2009 12:07:01 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.terabit.net.ua (mail.terabit.net.ua [195.137.202.147]) by mx1.freebsd.org (Postfix) with ESMTP id 669C48FC13 for ; Thu, 5 Feb 2009 12:07:01 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from skuns.zoral.com.ua ([91.193.166.194] helo=mail.zoral.com.ua) by mail.terabit.net.ua with esmtps (TLSv1:AES256-SHA:256) (Exim 4.63 (FreeBSD)) (envelope-from ) id 1LV30V-0004Qs-BF; Thu, 05 Feb 2009 14:06:59 +0200 Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id n15C6uoW044596 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 5 Feb 2009 14:06:56 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3) with ESMTP id n15C6tTe009548; Thu, 5 Feb 2009 14:06:55 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3/Submit) id n15C6tdp009543; Thu, 5 Feb 2009 14:06:55 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Thu, 5 Feb 2009 14:06:55 +0200 From: Kostik Belousov To: Matt Burke Message-ID: <20090205120655.GI9427@deviant.kiev.zoral.com.ua> References: <49898E3D.7030609@icritical.com> <20090204143309.GF9427@deviant.kiev.zoral.com.ua> <498ACD02.4040602@icritical.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="0XMZdl/q8hSSmFeD" Content-Disposition: inline In-Reply-To: <498ACD02.4040602@icritical.com> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: ClamAV version 0.94.2, clamav-milter version 0.94.2 on skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua X-Virus-Scanned: mail.terabit.net.ua 1LV30V-0004Qs-BF 59e51ef85a7b75aa8012965dcac1d006 X-Terabit: YES Cc: stable@freebsd.org Subject: Re: 7.1-RELEASE I/O hang X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Feb 2009 12:07:13 -0000 --0XMZdl/q8hSSmFeD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 05, 2009 at 11:26:58AM +0000, Matt Burke wrote: > Kostik Belousov wrote: > > Compile ddb into the kernel, and do "ps" from the ddb prompt. If there > > are processes hung in the "nbufkv" state, then the patch below might > > help. >=20 > The bonnie++ processes are in state "newbuf" and other hung processes > (bash, newly forked sshds, etc) appear to be in the "ufs" state. What is the state of the bufdaemon process ? >=20 > The patch appears to have no effect, although at the last hang I did see > one of the bonnie++ processes in "nbufkv" state. This could be coincident= al. >=20 >=20 > The problem also exhibits itself when running a parallel bonnie++ on a > single array, both with the onboard PERC6/i and the PERC6/e. I have no > access to other controllers. --0XMZdl/q8hSSmFeD Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkmK1l8ACgkQC3+MBN1Mb4j/SwCgq6Dha2nfOGiuRg2zJ29t7mG2 lYgAoJ7Z3nxwX7NgoFq6UVrntrZyuu/Q =X3SH -----END PGP SIGNATURE----- --0XMZdl/q8hSSmFeD--