From owner-freebsd-stable@FreeBSD.ORG Fri Dec 14 18:13:33 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id ABCB579E for ; Fri, 14 Dec 2012 18:13:33 +0000 (UTC) (envelope-from rcartwri@asu.edu) Received: from mail-ia0-f182.google.com (mail-ia0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id 5A96C8FC12 for ; Fri, 14 Dec 2012 18:13:33 +0000 (UTC) Received: by mail-ia0-f182.google.com with SMTP id x2so3416397iad.13 for ; Fri, 14 Dec 2012 10:13:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:x-gm-message-state; bh=TCccf/NuOiAtiT6yKTFP08HMMf0LuP3gZ4LuGYrMoac=; b=F67/FpvRh5CpxjudzaFVKqc2yMJ72IoSRB3uh8zwo5tDjJJ/9XUZcLAkgsIfcJQ1I4 cOKalH3tupLr1O+VitRen+CTzKOU0B18YWHlZWM/dEPZnUu4QlA/YT+PylSRwXSTtaNk QfjjV3Zj/yu5IMFl1DMunlrihOvM70cJlRSi8MqWUpCBwCxO+zLpC65ouH6QiI3/1iRj PJV3drDT5J1RjenCeHey8AvbiVEYHPZ5HYPDIQ+CETcrN9Ck4YqCKChk9fAWgPVapCR4 Qi+D9l9pKiDwtaqx9oF7TZs1VkjNAmpF8QLleVy6tbTQsSyMCUoca2Qfua2ZFFpD9mcz b7Iw== MIME-Version: 1.0 Received: by 10.43.62.133 with SMTP id xa5mr5353944icb.28.1355508809897; Fri, 14 Dec 2012 10:13:29 -0800 (PST) Received: by 10.64.64.39 with HTTP; Fri, 14 Dec 2012 10:13:29 -0800 (PST) In-Reply-To: References: <50C9AFC6.6080902@FreeBSD.org> <50CA1639.1010409@FreeBSD.org> Date: Fri, 14 Dec 2012 11:13:29 -0700 Message-ID: Subject: Re: NFS/ZFS hangs after upgrading from 9.0-RELEASE to -STABLE From: "Reed A. Cartwright" To: olivier Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQmj6+5btGLMWIoMRJf900/c23kJB/gaZRjNjASwa++F1/tQsrcrOFDFD+LIw6b0xs6dga/w Cc: freebsd-fs@freebsd.org, "freebsd-stable@freebsd.org" , ken@freebsd.org, Kashyap.Desai@lsi.com, Andriy Gapon X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Dec 2012 18:13:33 -0000 I need to do this as well. Can you give me a quick primer on the commands you used to revert to the earlier driver? On Thu, Dec 13, 2012 at 11:14 PM, olivier wrote: > For what it's worth, I think I might have solved my problem by reverting to > an older version of the mps driver. I checked out a recent version of > 9-STABLE and reversed the changes in > http://svnweb.freebsd.org/base?view=revision&revision=230592 (perhaps there > was a simpler way of reverting to the older mps driver). So far so good, no > hang even when hammering the file system. > > This does not conclusively prove that the new LSI mps driver is at fault, > but that seems to be a likely explanation. > > Thanks to everybody who pointed me in the right direction. Hope this helps > others who run into similar problems with 9.1 > Olivier > > On Thu, Dec 13, 2012 at 10:14 AM, olivier wrote: > >> >> >> On Thu, Dec 13, 2012 at 9:54 AM, Andriy Gapon wrote: >> >>> Google for "zfs deadman". This is already committed upstream and I think >>> that it >>> is imported into FreeBSD, but I am not sure... Maybe it's imported just >>> into the >>> vendor area and is not merged yet. >>> >> >> Yes, that's exactly what I had in mind. The logic for panicking makes >> sense. >> As far as I can tell you're correct that deadman is in the vendor area but >> not merged. Any idea when it might make it into 9-STABLE? >> Thanks >> Olivier >> >> >> >> >>> So, when enabled this logic would panic a system as a way of letting know >>> that >>> something is wrong. You can read in the links why panic was selected for >>> this job. >>> >>> And speaking FreeBSD-centric - I think that our CAM layer would be a >>> perfect place >>> to detect such issues in non-ZFS-specific way. >>> >>> -- >>> Andriy Gapon >>> >> >> > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" -- Reed A. Cartwright, PhD Assistant Professor of Genomics, Evolution, and Bioinformatics School of Life Sciences Center for Evolutionary Medicine and Informatics The Biodesign Institute Arizona State University