Date: Sat, 8 Jul 2006 12:06:04 -0400 From: "Tamouh H." <hakmi@rogers.com> To: "'Robert McIntosh'" <mcintoshrt@gmail.com> Cc: freebsd-questions@freebsd.org Subject: RE: HD Errors Message-ID: <20060708160542.D8EA743D45@mx1.FreeBSD.org> In-Reply-To: <44AFC6C5.1010909@gmail.com>
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=20 >=20 > Tamouh H. wrote: > >> Hi, > >> > >> I'm seeing the following messages in /var/log/messages and am=20 > >> concerned about the integrity of the hard drive: > >> > >>> ad0: WRITE command timeout tag=3D0 serv=3D0 - resetting > >>> cd9660: RockRidge Extension > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> cd9660: RockRidge Extension > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> cd9660: RockRidge Extension > >>> ad0: WRITE command timeout tag=3D0 serv=3D0 - resetting > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> ata0: resetting devices .. done > >>> ad0: READ command timeout tag=3D0 serv=3D0 - resetting > >>> ata0: resetting devices .. done > >>> swap_pager: indefinite wait buffer: device: #ad/0x20001, > >> blkno: 5488, > >>> size: 4096 > >>> ad0: WRITE command timeout tag=3D0 serv=3D0 - resetting > >> Are the ad0 messages showing the hard drive is having hardware=20 > >> problems? > >> > >> Many thanks, > >> Robert > >=20 > > Very likely, backup your important date, grab a HD=20 > manufacturer disk and test out the drive then post results=20 > here with the hard drive manufacture name/model. > >=20 > > Tamouh > >=20 > >=20 >=20 > OK, >=20 > It's a Maxtor DiamondMax Plus 9 120GB ATA/133 hard drive=20 > (EIDE). It's in a Dell Dimension P133v. I also have a Dell=20 > Optiplex GX1 which only supports a hard drive of 80 GB max. =20 > This machine is at least as old as the optiplex, so it's=20 > likely to support at most 80 GB as well, not 120 GB. >=20 > I ran Maxtor's HD Diagnostic tools on the drive and the test,=20 > with the exception of the long, full test, came back as=20 > "passed". So, I have reasonable confidence that the problem=20 > isn't the drive. >=20 > FreeBSD says during drive formatting that there may be weird=20 > errors for drives misreporting size. Are the errors that I'm=20 > seeing likely reflective of this? What should my concern level be? >=20 > Thanks again, > Robert Robert, I've seen bad drives passing the quick test but fail the long = test. Do a long test , it could be couple of bad sectors on the drive = failing, and this usually causes the short test to Pass. Also, take Gayn suggestions, check the cables...etc. Try another good = drive, if that gives the same problem then most likely something = incomatible with the ATA controller!=20
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