From owner-freebsd-current@FreeBSD.ORG Wed Jun 23 20:47:46 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8C2221065672 for ; Wed, 23 Jun 2010 20:47:46 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.geekcn.org (tarsier.geekcn.org [IPv6:2001:470:a803::1]) by mx1.freebsd.org (Postfix) with ESMTP id 3355C8FC0C for ; Wed, 23 Jun 2010 20:47:46 +0000 (UTC) Received: from mail.geekcn.org (tarsier.geekcn.org [211.166.10.233]) by tarsier.geekcn.org (Postfix) with ESMTP id EECC2A58F43; Thu, 24 Jun 2010 04:47:44 +0800 (CST) X-Virus-Scanned: amavisd-new at geekcn.org Received: from tarsier.geekcn.org ([211.166.10.233]) by mail.geekcn.org (mail.geekcn.org [211.166.10.233]) (amavisd-new, port 10024) with LMTP id dEhx4ae5hVeb; Thu, 24 Jun 2010 04:47:38 +0800 (CST) Received: from delta.delphij.net (drawbridge.ixsystems.com [206.40.55.65]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by tarsier.geekcn.org (Postfix) with ESMTPSA id 00232A584C4; Thu, 24 Jun 2010 04:47:36 +0800 (CST) DomainKey-Signature: a=rsa-sha1; s=default; d=delphij.net; c=nofws; q=dns; h=message-id:date:from:reply-to:organization:user-agent: mime-version:to:cc:subject:references:in-reply-to: x-enigmail-version:openpgp:content-type:content-transfer-encoding; b=rNlGPeHkAp5fC2U0iz6zXv/Vrg+yTyoBvVhizwvVhEshCyxEs7d0HfODQc0uhXo9m Opz+7Iq0dfZmLDe4XHC8g== Message-ID: <4C2272E5.2090901@delphij.net> Date: Wed, 23 Jun 2010 13:47:33 -0700 From: Xin LI Organization: The Geek China Organization User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.9.1.10) Gecko/20100621 Thunderbird/3.0.5 ThunderBrowse/3.2.8.1 MIME-Version: 1.0 To: ben wilber References: <20100623164401.GA7914@exodus.desync.com> In-Reply-To: <20100623164401.GA7914@exodus.desync.com> X-Enigmail-Version: 1.0.1 OpenPGP: id=3FCA37C1; url=http://www.delphij.net/delphij.asc Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-current Subject: Re: zfs panic X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: d@delphij.net List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Jun 2010 20:47:46 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Hi, Ben, On 2010/06/23 09:44, ben wilber wrote: > Hi, > > Since at least r208174, I've been getting the following panic every few days on > my fairly heavily loaded amd64 machine: > > panic: _sx_xlock_hard: recursed on non-recursive sx buf_hash_table.ht_locks[i].ht_lock @ /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/c > ommon/fs/zfs/arc.c:1626 > > The machine has 36 disks behind mfi(4), plus some SATA L2ARC. This > panic is sometimes preempted by "kmem_map too small", so I apologize in > advance if this is caused by memory shortage. Any chance to obtain a backtrace for the panic? Cheers, - -- Xin LI http://www.delphij.net/ FreeBSD - The Power to Serve! Live free or die -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.15 (FreeBSD) iQEcBAEBCAAGBQJMInLlAAoJEATO+BI/yjfB2GMH+wUzic+knneIShCqZJltR9Xe WyvEvMAkzEqg+4quLbDT8n5fge/wLY6NKODDwHCNOwku3HQqwon+lQpA9YqiWplm MH+x+Nxa8evE/Fc84Xl8ajgjzWVqAfGWl6mhruBCjeVf/oY3ZujiX9mCPNKMzDU/ 86To+UkeiQfVHDcwh8xDp+vIb+QvYEyKY1cmqi4Uu1nojAGBgCPs3ISUG0/834/J H0pv+CeAi3zlDzeOSUBtpf2RutJ/oH1MuyHoB1LORk1FPVe3WvbGx+lpQonoedta UVZqYeAqpliTbqQOXfrl7+6g0bqnCobyri8YNtyLS2h6NsA05lclYEbTJyR9QgI= =JTmj -----END PGP SIGNATURE-----