Date: Tue, 17 Aug 2004 11:53:25 -0500 From: doug@polands.org To: Dan Nelson <dnelson@allantgroup.com> Cc: questions@freebsd.org Subject: Re: Harddrive beginning to expire? Message-ID: <20040817165258.GD21780@omniresources.com> In-Reply-To: <20040817160819.GA53307@dan.emsphone.com> References: <20040817155512.GB21780@omniresources.com> <20040817160819.GA53307@dan.emsphone.com>
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On Tue, Aug 17, 2004 at 11:08:19AM -0500, Dan Nelson wrote: > In the last episode (Aug 17), doug@polands.org said: > > I'm seeing this entry in my /var/log/messages approx. every three hours: > > > > Aug 17 06:09:07 judea /kernel: (da5:ahc0:0:5:0): WRITE(06). CDB: a 0 1 f9 a 0 > > Aug 17 06:09:07 judea /kernel: (da5:ahc0:0:5:0): RECOVERED ERROR asc:5d,0 > > Aug 17 06:09:07 judea /kernel: (da5:ahc0:0:5:0): Failure prediction threshold exceeded field replaceable unit: 1 > > Aug 17 09:28:52 judea /kernel: (da5:ahc0:0:5:0): WRITE(06). CDB: a 0 1 f9 a 0 > > Aug 17 09:28:52 judea /kernel: (da5:ahc0:0:5:0): RECOVERED ERROR asc:5d,0 > > Aug 17 09:28:52 judea /kernel: (da5:ahc0:0:5:0): Failure prediction threshold exceeded field replaceable unit: 1 > > > > This 4.9-STABLE box is running 7 SCSI drives in a vinum stripped array. > > Question, is this the beginning of the end for drive da5? > > It probably still has some life left in it. It looks like you don't > have automatic write reallocation enabled, since the block number is > the same on both requests. You can enable it by running "camcontrol > mode da5 -e -m 1 -P 3", and setting AWRE to 1. That will let the drive > remap that disk block to a spare one. You can monitor how many blocks > have been reallocated by viewing the grown defect list: "camcontrol > defects da5 -f phys -G". If you use -P instead of -G, you can see the > primary defect list, which is a list of all the bad blocks found when > the disk was shipped. > Great! Am I correct in assuming that these commands should be issued in single user mode with the vinum volume not mounted? -- Regards, Doug
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