From owner-freebsd-current@FreeBSD.ORG Thu Sep 2 19:30:53 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 8704A106570C for ; Thu, 2 Sep 2010 19:30:53 +0000 (UTC) (envelope-from jasonjwwilliams@gmail.com) Received: from mail-ey0-f182.google.com (mail-ey0-f182.google.com [209.85.215.182]) by mx1.freebsd.org (Postfix) with ESMTP id 737EE8FC0C for ; Thu, 2 Sep 2010 19:30:52 +0000 (UTC) Received: by eyx24 with SMTP id 24so675317eyx.13 for ; Thu, 02 Sep 2010 12:30:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:date:message-id :subject:from:to:content-type; bh=8ZVej5ZadGop4rcN4fMf45dXzvyEycbOqzV5143WrWY=; b=XsISmm1Na/vLIeC9mTks9SKXYt3nZEI0jjkZBDGX95QRtqHWVLkIt7+bXP0ZksxoH6 lC5VVZefmf+ZZKGT14PoLdhqF5g2XHR3whpfUjWnHmaITC30lDY1J+l+tL4gDJ4LEf7M HnaVWjcD9t4a+dbFCv1FNN6o2aWO7ur1WMq9g= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=BV3iehIxY0/YoEALaVD8yhN22w3IhIZ1/b0wEbQIRYi+9XEsPR6owRk4bn4anHaSEZ 152PFm0rpAVRuKX/x6o/wKMesc+ML0GC1QHn39wn1lWsrHVN/5bFo4TAV2iU4a+xSEVt oWejoIpLixj3XZbtVjDf5azUraAnrGy/nM0Qw= MIME-Version: 1.0 Received: by 10.216.179.137 with SMTP id h9mr9889943wem.39.1283455851421; Thu, 02 Sep 2010 12:30:51 -0700 (PDT) Received: by 10.216.135.39 with HTTP; Thu, 2 Sep 2010 12:30:51 -0700 (PDT) Date: Thu, 2 Sep 2010 13:30:51 -0600 Message-ID: From: "Jason J. W. Williams" To: freebsd-current@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Subject: ZFS Cache & Log Device Failure Handling X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Sep 2010 19:30:53 -0000 Hi Guys, How well does ZFS on FreeBSD handle a dying/wedged log and/or cache device? OpenSolaris handles this pretty well in my experience and will fail through relatively quickly. But this tends to rely on FMA. Thank you in advance. -J