Re: Something wants the empty CD drive badly
On Apr 12, 2005 11:36 AM, David Baron <d_baron@012.net.il> wrote:
> Keep getting requests for sectors on my second CD drive. Drive is empty and
> the call is returning tray open even though it is closed. The floppy as well.
> Here is the start of a slew of error messages (from logcheck):
>
> Apr 12 11:33:40 d_baron kernel: floppy0: disk absent or changed during
> operation
> Apr 12 11:33:40 d_baron kernel: end_request: I/O error, dev fd0, sector 0
> Apr 12 11:33:40 d_baron kernel: Buffer I/O error on device fd0, logical block
> 0
> Apr 12 11:33:40 d_baron kernel: floppy0: disk absent or changed during
> operation
> Apr 12 11:33:40 d_baron kernel: end_request: I/O error, dev fd0, sector 0
> Apr 12 11:33:40 d_baron kernel: Buffer I/O error on device fd0, logical block
> 0
> Apr 12 11:33:41 d_baron kernel: hdd: tray open
> Apr 12 11:33:41 d_baron kernel: end_request: I/O error, dev hdd, sector 0
> Apr 12 11:33:41 d_baron kernel: Buffer I/O error on device hdd, logical block
> 0
> Apr 12 11:33:41 d_baron kernel: hdd: tray open
> Apr 12 11:33:41 d_baron kernel: end_request: I/O error, dev hdd, sector 4
> Apr 12 11:33:41 d_baron kernel: Buffer I/O error on device hdd, logical block
> 1
> Apr 12 11:33:41 d_baron kernel: hdd: tray open
>
> I am not (to my limited knowledge), using autofs and anything like that. The
> first CD on /dev/hdb is not being so polled. This sequence of errors will
> sometimes cause DMA to be deactivated.
>
> What gives?
>
This might be famd or some similar file monitoring program.
Try to find out what process it is whith lsof:
lsof|grep /dev/hdd
Also check for the mountpoint like /dev/cdrom1 or whatever it is on your system.
Regards, Sønke
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