Date: Fri, 16 Nov 2007 18:17:41 -0600 From: Kevin Kinsey <kdk@daleco.biz> To: Douglas Rodriguez <dcr@physics.utah.edu> Cc: freebsd-questions@freebsd.org Subject: Re: Failing Drive Message-ID: <473E3325.7000800@daleco.biz> In-Reply-To: <Pine.GSO.4.21.0711161456230.24135-100000@fusion.physics.utah.edu> References: <Pine.GSO.4.21.0711161456230.24135-100000@fusion.physics.utah.edu>
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Douglas Rodriguez wrote: > I've been getting the following message repeating continuously: > > ad1:FAILURE - READ_DMA status=51<READY, DSC, ERROR> > error=1<ILLEGAL_LENGTH> LBA=216026367 > g_vfs_done():ad1s1[READ(offset = 110605467648, length = 16384)]error=5 > ad1:FAILURE - READ_DMA status=51<READY, DSC, ERROR> > error=40<UNCORRECTABLE> LBA=216026367 > g_vfs_done():ad1s1[READ(offset = 110605467648, length = 16384)]error=5 > ad1:FAILURE - READ_DMA status=51<READY, DSC, ERROR> > error=1<ILLEGAL_LENGTH> LBA=216026367 > g_vfs_done():ad1s1[READ(offset = 110605467648, length = 16384)]error=5 > .... > > The same thing repeats every so often. What does this mean? I've read > other threads (Drives Dieing) about possibly shutting down dma or > reinstalling the system, but is that the best solution to this kind of > problem? Backup, backup, backup ;-) You'll need a Real Expert(tm) to help on the ILLEGAL_LENGTH error, but I've seen UNCORRECTABLE plenty. Keep in mind that it may cost some time and energy to find out; apart from a bad disk, could be a bad disk *controller*. I bought two new HDD's recently because of similar problems, but all of them are now working fine on a new motherboard :-/ Sorry no help here :-/ Kevin Kinsey -- Recursion: n. See Recursion. -- Random Shack Data Processing Dictionary
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