Date: Thu, 12 Oct 2006 11:19:32 -0500 From: Eric Anderson <anderson@centtech.com> To: Panagiotis Astithas <past@ebs.gr> Cc: freebsd-scsi@freebsd.org Subject: Re: Tape error renders tape drive unusable Message-ID: <452E6B14.20409@centtech.com> In-Reply-To: <452E6326.7030007@ebs.gr> References: <452E6326.7030007@ebs.gr>
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On 10/12/06 10:45, Panagiotis Astithas wrote: > Hi all, > > on a dual-Xeon Dell server I have here (running 6.1-SECURITY), the tape > drive seems to have died since yesterday. The drive is: > > sa0 at ahc0 bus 0 target 6 lun 0 > sa0: <SEAGATE DAT DAT72-052 A060> Removable Sequential Access SCSI-3 > device > sa0: 80.000MB/s transfers (40.000MHz, offset 32, 16bit) > > Last night during the regular backup, I got the following messages in > the log and the drive cannot eject the tape ever since, spitting out > "mt: /dev/nsa0: Input/output error" on every mt(1) invocation I try. A > reboot didn't help. Can anyone explain to me what these messages mean? > Is the tape drive b0rked? I had some similar issues, and setting the queue depth down to other disks attached to the same bus fixed it for me. Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology Anything that works is better than anything that doesn't. ------------------------------------------------------------------------
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