Date: 19 Sep 2005 10:54:42 -0400 From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> To: bob self <bobself@charter.net> Cc: freebsd-questions@freebsd.org Subject: Re: What do these warning messages mean (READ_DMA UDMA ICRC error)? Message-ID: <448xxthzv1.fsf@be-well.ilk.org> In-Reply-To: <432DD983.4010503@charter.net> References: <432DD983.4010503@charter.net>
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bob self <bobself@charter.net> writes: > I rearanged my hard drives / dvd burner and am now seeing these > messages. The system SEEMS to run ok though. > > ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=119267359 > ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=119267359 > ad0: FAILURE - READ_DMA status=51<READY,DSC,ERROR> > error=84<ICRC,ABORTED> LBA=119267359 > g_vfs_done():ad0s1f[READ(offset=44958728192, length=45056)]error = 5 > vnode_pager_getpages: I/O read error > vm_fault: pager read error, pid 808 (firefox-bin) > ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=119267359 > ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=119267359 > ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=119267519 If it's the same blocks all the time, you may have coincidentally developed a hard disk problem at the same time. Much more likely, though, you've got a problem with the ATA cable for that drive. Maybe it has gotten pinched or bent too sharply?
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