From owner-freebsd-fs@FreeBSD.ORG Tue Apr 9 13:03:12 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 9FB145BE for ; Tue, 9 Apr 2013 13:03:12 +0000 (UTC) (envelope-from tevans.uk@googlemail.com) Received: from mail-la0-x236.google.com (mail-la0-x236.google.com [IPv6:2a00:1450:4010:c03::236]) by mx1.freebsd.org (Postfix) with ESMTP id 2A523907 for ; Tue, 9 Apr 2013 13:03:11 +0000 (UTC) Received: by mail-la0-f54.google.com with SMTP id ec20so773665lab.27 for ; Tue, 09 Apr 2013 06:03:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=ffL/glaK8ER2mCkdjb77WR2/bTJYHzeeHdlnWQO0b8I=; b=uvOnZSVrboSJuZqxQNc3UaSyOhUSdT8DDp+ZcnGP4HkmzWrxYJX3NS04DM/ofPlo/e fVUvHR6gAJhYR6asgeialL3TiIxfeyyeubYiaUQn8QM1Vju5mTF0T/VxEgopjiVLx1fg svBJGCy33faWeFclxDIfuOw6MZduinzDVqGzHOcP6O0MGhNTpUAfflL5eY/T4IY8Qy3w yFI+es168Mc4DvZgYHxhJ5vhHynUR4hN4kJ6oaAIV9NbGDvrKeTZttkvEbZl98y0U+1U ShQ4OlnXYr+OmpzoC1VjYhxAS0XW9v10JB7ZNeci1+FhU8HAxyzk74hzvzRub+CvM3Yn 0KIA== MIME-Version: 1.0 X-Received: by 10.152.6.10 with SMTP id w10mr5925475law.30.1365512590902; Tue, 09 Apr 2013 06:03:10 -0700 (PDT) Received: by 10.112.198.201 with HTTP; Tue, 9 Apr 2013 06:03:10 -0700 (PDT) In-Reply-To: <51640BDB.1020403@sneakertech.com> References: <2092374421.4491514.1365459764269.JavaMail.root@k-state.edu> <5163F03B.9060700@sneakertech.com> <51640BDB.1020403@sneakertech.com> Date: Tue, 9 Apr 2013 14:03:10 +0100 Message-ID: Subject: Re: ZFS: Failed pool causes system to hang From: Tom Evans To: Quartz Content-Type: text/plain; charset=UTF-8 Cc: FreeBSD FS X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 09 Apr 2013 13:03:12 -0000 On Tue, Apr 9, 2013 at 1:38 PM, Quartz wrote: >> does losing the pool still >> cause problems with root? > > > Yes. At the moment, there's a single ufs disk that houses all the > system/home/var/swap/etc stuff (no raid or dual boot or anything special). Sorry, but you've not tested this. Your root is hanging off a different controller to the others, but it is still using the same ahci/cam stack. Is ahci/cam getting wedged, causing your root to get wedged - irrespective of running on a different controller - or is ZFS causing a deadlock. Cheers Tom