From owner-freebsd-fs@FreeBSD.ORG Wed May 2 01:31:29 2012 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 093C51065670 for ; Wed, 2 May 2012 01:31:29 +0000 (UTC) (envelope-from simon@optinet.com) Received: from cobra.acceleratedweb.net (cobra-gw.acceleratedweb.net [207.99.79.37]) by mx1.freebsd.org (Postfix) with SMTP id A3D108FC08 for ; Wed, 2 May 2012 01:31:28 +0000 (UTC) Received: (qmail 92491 invoked by uid 110); 2 May 2012 01:31:27 -0000 Received: from ool-4571afe7.dyn.optonline.net (HELO desktop1) (simon@optinet.com@69.113.175.231) by cobra.acceleratedweb.net with SMTP; 2 May 2012 01:31:27 -0000 From: "Simon" To: "Rich" Date: Tue, 01 May 2012 21:31:20 -0400 Priority: Normal X-Mailer: PMMail 2000 Professional (2.20.2717) For Windows 2000 (5.1.2600;3) In-Reply-To: MIME-Version: 1.0 Message-Id: <20120502013129.093C51065670@hub.freebsd.org> Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: "freebsd-fs@freebsd.org" Subject: Re: Replacing dead drives in ZRAID2 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 May 2012 01:31:29 -0000 ahd0: on board of Super X5DPR-8G2+ motherboard. Also would like to add that when I plug a drive into this running machine, it prints the following, but does not come up under /dev unless I issue reset using camcontrol. ahd0: Someone reset channel A (da0:ahd0:0:0:0): WRITE(10). CDB: 2a 0 1 10 23 f0 0 0 80 0 (da0:ahd0:0:0:0): CAM status: SCSI Status Error (da0:ahd0:0:0:0): SCSI status: Check Condition (da0:ahd0:0:0:0): SCSI sense: UNIT ATTENTION asc:29,1 (Power on occurred) (da0:ahd0:0:0:0): Field Replaceable Unit: 1 -Simon On Tue, 1 May 2012 20:57:52 -0400, Rich wrote: >What card is this? >- Rich >On Tue, May 1, 2012 at 6:15 PM, Simon wrote: >> >> Sorry, I meant to say zpool offline. >> >> After I take the drive out marked as offline, and put it back in, the system spits >> the following: >> >> ahd0: someone reset channel A >> ahd0: WARNING no command for scb 242 (cmdcmplt) >> QOUTPOS = 283 >> >>>>>>>>>>>>>>>>>>>>>Dumpt Card State Begins>>>>>>>>>>>> >> ahd0: dumping card state.... followed by a lard amount of data. >> >> It then freezes and won't executed any new commands. >> >> beta_srv# uname -a >> FreeBSD beta_srv 9.0-RELEASE FreeBSD 9.0-RELEASE #0: Tue Jan 3 07:15:25 >> UTC 2012 root@obrian.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 >> >> beta_srv# dmesg | grep ses >> ses0 at ahd0 bus 0 scbus0 target 6 lun 0 >> ses0: Fixed Processor SCSI-2 device >> ses0: 3.300MB/s transfers >> ses0: SAF-TE Compliant Device >> >> Thanks, >> Simon >> >> On Tue, 1 May 2012 14:26:35 -0700, Freddie Cash wrote: >> >>>On Tue, May 1, 2012 at 1:57 PM, Simon wrote: >>>> I decided to give ZFS ZRAID2 a shot after getting fed up with some legacy >>>> hardware RAID cards that don't properly perform, or at all, patrol-reads + >>>> consistency checking. So... >>>> >>>> I can't seem to figure out the proper way to replace a dead drive in a running >>>> system with SCSI+SES enclosure. I tried: >>>> >>>> zpool detach zroot baddrive >>>> camcontrol stop baddrive >> >>>You can't detach drives from raidz vdevs. The correct process is: >> >>>zpool offline zroot >>> >>> >>> >>>zpool replace zroot >> >>>"zpool detach" is only used for mirror vdevs. >> >>>-- >>>Freddie Cash >>>fjwcash@gmail.com >> >> >> >> _______________________________________________ >> freebsd-fs@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-fs >> To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"