From owner-freebsd-hackers@FreeBSD.ORG Tue Nov 27 19:36:57 2007 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1779C16A41B for ; Tue, 27 Nov 2007 19:36:57 +0000 (UTC) (envelope-from firmdog@gmail.com) Received: from rv-out-0910.google.com (rv-out-0910.google.com [209.85.198.188]) by mx1.freebsd.org (Postfix) with ESMTP id 098C113C43E for ; Tue, 27 Nov 2007 19:36:53 +0000 (UTC) (envelope-from firmdog@gmail.com) Received: by rv-out-0910.google.com with SMTP id l15so1009591rvb for ; Tue, 27 Nov 2007 11:36:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to:subject:mime-version:content-type; bh=yY5gl0h6FXZUrj1mJapCKr07l7FcKHwyPX58HWA3TgU=; b=MbJTgnKpzTLlrM73zSMXG1GEA33yA5KHR2iUhwqwFOnAXU6xJMO5sgG8neG7nP99iWhNqF3M7OeRS9tNGAshr2MkGHrZkDa0KJ4cH9oFZBo6geBfDGnIQa8cyfH05rCF/ffNT+PcORbEB6ycnF3CvMZ+ofENgSLGaxEPJg7Ax6Q= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=received:message-id:date:from:to:subject:mime-version:content-type; b=cjcK6pwH6wyw9xxi43qrSMTrk8x8c4nfnVxmqGf4WLIveXWS3BSBKNdyCNyXylqQFFO0f2ZunpkV1Sf/jXnknddlyxdY/xNMt9QJbO3tYHJsBkgB/mRSndJHocuDVkBTYaoolWfyGNOwBSZ0K6icNAB+IcwA1lVx7U/UWy0IKuY= Received: by 10.141.4.3 with SMTP id g3mr2111335rvi.1196190529201; Tue, 27 Nov 2007 11:08:49 -0800 (PST) Received: by 10.141.162.3 with HTTP; Tue, 27 Nov 2007 11:08:49 -0800 (PST) Message-ID: Date: Tue, 27 Nov 2007 14:08:49 -0500 From: "firmdog@gmail.com" To: freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: ad0: WARNING - removed from configuration (atacontrol and gmirror relationship?) X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Nov 2007 19:36:57 -0000 This just happened on my server: Nov 22 03:21:11 sockeye kernel: ad0: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=28892960 Nov 22 03:21:11 sockeye kernel: ad0: WARNING - removed from configuration Nov 22 03:21:11 sockeye kernel: GEOM_MIRROR: Device gm0s1: provider ad0 disconnected. Nov 22 03:21:11 sockeye kernel: GEOM_MIRROR: Request failed (error=6). ad0[WRITE(offset=13881704448, length=12288)] Nov 22 03:21:11 sockeye kernel: GEOM_MIRROR: Request failed (error=6). ad0[WRITE(offset=14795718656, length=2048)] Nov 22 03:21:11 sockeye kernel: GEOM_MIRROR: Request failed (error=6). ad0[WRITE(offset=770891776, length=16384)] Nov 22 03:21:11 sockeye kernel: ata0-master: FAILURE - WRITE_DMA timed out Nov 22 03:21:11 sockeye kernel: GEOM_MIRROR: Request failed (error=5). ad0[WRITE(offset=14793195520, length=2048)] Now the ad0 Master drive no longer exists: -su-2.05b$ sudo atacontrol list ATA channel 0: Master: no device present Slave: acd0 ATA/ATAPI revision 5 ATA channel 1: Master: ad2 ATA/ATAPI revision 6 Slave: ad3 ATA/ATAPI revision 6 What is the relationship between atacontrol and gmirror? Why was the device removed completely? Can I simply do this? (want to be sure as this box is remote) gmirror forget data atacontrol attach ata0 gmirror insert data ad0