From owner-freebsd-stable@FreeBSD.ORG Tue Jul 22 19:54:43 2008 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 0095D106566C; Tue, 22 Jul 2008 19:54:43 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (skuns.zoral.com.ua [91.193.166.194]) by mx1.freebsd.org (Postfix) with ESMTP id 554EE8FC14; Tue, 22 Jul 2008 19:54:42 +0000 (UTC) (envelope-from kostikbel@gmail.com) 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 m6MJLtmE047673 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 22 Jul 2008 22:21:55 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.2/8.14.2) with ESMTP id m6MJLtd7075208; Tue, 22 Jul 2008 22:21:55 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.2/8.14.2/Submit) id m6MJLtDW075207; Tue, 22 Jul 2008 22:21:55 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 22 Jul 2008 22:21:55 +0300 From: Kostik Belousov To: Mikhail Teterin Message-ID: <20080722192155.GC17123@deviant.kiev.zoral.com.ua> References: <4885F2A6.5020204@aldan.algebra.com> <4885FCE5.1060507@FreeBSD.org> <48860725.9050808@aldan.algebra.com> <20080722161958.GA11139@eos.sc1.parodius.com> <48860E8C.6050400@FreeBSD.org> <48860EF6.2040007@aldan.algebra.com> <48861284.1050706@FreeBSD.org> <48861448.7020708@aldan.algebra.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ccySeEbMfjxkcnOC" Content-Disposition: inline In-Reply-To: <48861448.7020708@aldan.algebra.com> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: ClamAV version 0.93.3, clamav-milter version 0.93.3 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 Cc: Kris Kennaway , questions@freebsd.org, stable@freebsd.org, Jeremy Chadwick Subject: Re: "sleeping without queue" ? 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: Tue, 22 Jul 2008 19:54:43 -0000 --ccySeEbMfjxkcnOC Content-Type: text/plain; charset=koi8-r Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jul 22, 2008 at 01:09:28PM -0400, Mikhail Teterin wrote: > Kris Kennaway =CE=C1=D0=C9=D3=C1=D7(=CC=C1): > >Mikhail Teterin wrote: > >>Kris Kennaway =CE=C1=D0=C9=D3=C1=D7(=CC=C1): > >>>Well, I mean kernel backtrace. > >>Can I obtain that remotely and without restarting/panicking the box?=20 > >>Thanks, > >kgdb on /dev/mem or procstat > root@aldan:~ (107) kgdb /boot/kernel/kernel /dev/mem > [...] > (kgdb) bt > #0 0x0000000000000000 in ?? () > Error accessing memory address 0x0: Bad address. >=20 > Even less luck with procstat: >=20 > root@aldan:~ (108) locate procstat > root@aldan:~ (109) procstat > procstat: =EE=C5=D7?=C4=CF=CD=C1 =CB=CF=CD=C1=CE=C4=C1. > root@aldan:~ (110) man procstat > No manual entry for procstat >=20 > I'm sorry, but you'll need to be more specific. What should I type? Thank= s, Did you switched to the process before doing backtrace (using the proc command) ? What is the exact version of the system ? Note that procstat appeared in the late RELENG_7. Also, show the output of ps axl . --ccySeEbMfjxkcnOC Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkiGM1EACgkQC3+MBN1Mb4i1GQCeKdXwhZ8vMvn3vn32c/qpPS0t yXwAniVeqfbnnS+VtS0kEL1SNURtFy8D =RCc9 -----END PGP SIGNATURE----- --ccySeEbMfjxkcnOC--