Date: Tue, 3 Feb 1998 13:12:39 -0800 (PST) From: Doug White <dwhite@gdi.uoregon.edu> To: Edward Ajhar <ajhar@noao.edu> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: disk error question Message-ID: <Pine.BSF.3.96.980203131125.13454I-100000@gdi.uoregon.edu> In-Reply-To: <199802012157.OAA04110@husa.tuc.noao.edu>
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On Sun, 1 Feb 1998, Edward Ajhar wrote: > Thanks for the advice. I run "scsi" as above and found > > AWRE (Auto Write Reallocation Enbld): 1 > ARRE (Auto Read Reallocation Enbld): 1 > > I brought the machine down (after backing up onto a spare disk) and > ran the verify diagnostics on the Adaptec 2940UW BIOS. It found and > replaced the bad block and everything appears to be fine with the disk > now. I don't quite understand what the failure was. Was the FreeBSD > kernel unable to get the SCSI disk to remap its bad block, or is it > not supposed to do this? The disk was screaming about the problem and couldn't seem to fix itself. The Adaptec probably kicked the disk into shape. FreeBSD doen't do block remapping by itself, it depends on the hardware to do it; it just tells the world when SCSI devices start kicking out errors. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major
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