From owner-freebsd-questions@FreeBSD.ORG Wed Sep 3 06:23:54 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0E12916A4BF for ; Wed, 3 Sep 2003 06:23:54 -0700 (PDT) Received: from mail.va.com.au (shiraz.va.com.au [203.15.106.9]) by mx1.FreeBSD.org (Postfix) with SMTP id 7A38B44011 for ; Wed, 3 Sep 2003 06:23:51 -0700 (PDT) (envelope-from jesse@va.com.au) Received: (qmail 16709 invoked by uid 85); 3 Sep 2003 13:23:50 -0000 Received: from jesse@va.com.au by shiraz.va.com.au by uid 82 with qmail-scanner-1.16 (clamscan: 0.52. spamassassin: 2.20. Clear:. Processed in 0.346134 secs); 03 Sep 2003 13:23:50 -0000 Received: from unknown (HELO ?10.0.1.30?) (150.101.125.197) by mail.va.com.au with SMTP; 3 Sep 2003 13:23:49 -0000 Mime-Version: 1.0 X-Sender: jesse%va.com.au@mail.va.com.au Message-Id: In-Reply-To: <5.2.0.9.2.20030903081202.011be588@mail.servplex.com> References: <5.2.0.9.2.20030903081202.011be588@mail.servplex.com> Date: Wed, 3 Sep 2003 23:23:44 +1000 To: Peter Elsner From: jesse reynolds Content-Type: text/plain; charset="us-ascii" ; format="flowed" cc: freebsd-questions@FreeBSD.ORG Subject: Re: RAID1 is DEGRADED, but which disk is faulty? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Sep 2003 13:23:54 -0000 Hmmm, doesn't look good: # atacontrol rebuild ar0 atacontrol: ioctl(ATARAIDREBUILD): Operation not supported by device any other ideas? Note that I used the Promise chip's firmware to initially build the mirror, so I trust that this is a "RAID capable ATA controller" (from the rebuild section of the atacontrol man page) Thanks Jesse At 8:12 -0500 3/9/2003, Peter Elsner wrote: >Try rebuilding the array... > >atacontrol rebuild ar0 > >See if that helps... > >Peter Elsner > > >At 10:45 PM 9/3/2003 +1000, you wrote: >>Hi >> >>How do you tell which disk has problems in a hardware RAID1 array? >>My machine has been up for nearly six months, and only the last >>three weeks of messages logs are retained. There is nothing any in >>the last three weeks of system logs about any kind of hardware >>error, or warning, or anything mentioning ar0, ad4, or ad6. >> >>atacontrol is showing a DEGRADED status of the mirror: >> >># atacontrol status ar0 >>ar0: ATA RAID1 subdisks: ad4 ad6 status: DEGRADED >> >> >>How does one tell which disk is faulty? Or is it possible that >>they've become out of sync and need rebuilding, in which case which >>one do I detach and reattach? >> >>I'm scared to reboot as it's a running server. What can I do???? >> >>Cheers >> >>Jesse >> >>PS: >> >>FreeBSD 4.6.2-RELEASE >> >>atapci1: port >>0xdc00-0xdc3f,0xe000-0xe003,0xe400-0xe407,0xe800-0xe803,0xec00-0xec07 >>mem 0xdffe0000-0xdfffffff irq 11 at device 16.0 on pci0 >> >>ar0: 76293MB [9726/255/63] status: READY subdisks: >> 0 READY ad4: 76319MB [155061/16/63] at ata2-master UDMA100 >> 1 READY ad6: 76319MB [155061/16/63] at ata3-master UDMA100 >> >> >># atacontrol list >>ATA channel 0: >> Master: no device present >> Slave: no device present >>ATA channel 1: >> Master: acd0 ATA/ATAPI rev 0 >> Slave: no device present >>ATA channel 2: >> Master: ad4 ATA/ATAPI rev 5 >> Slave: no device present >>ATA channel 3: >> Master: ad6 ATA/ATAPI rev 5 >> Slave: no device present >> >>_______________________________________________ >>freebsd-questions@freebsd.org mailing list >>http://lists.freebsd.org/mailman/listinfo/freebsd-questions >>To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > >Peter Elsner >Vice President Of Customer Service (And System Administrator) >1835 S. Carrier Parkway >Grand Prairie, Texas 75051 >(972) 263-2080 - Voice >(972) 263-2082 - Fax >(972) 489-4838 - Cell Phone -- ::: Jesse Reynolds +61 (0)414 669 790 ::: AIM - jessedreynolds ::: ::: Virtual Artists Pty Ltd, Adelaide ::: http://www.va.com.au :::