Am Dienstag, 27. Februar 2007 15:06 schrieb Eric Buddington:
Exactly this portion of the log would hold the reason for the reset.
> usb 1-6.2: reset high speed USB device using ehci_hcd and address 36
> usb 1-6.2: device descriptor read/64, error -110
> usb 1-6.2: device descriptor read/64, error -110
[..]
> end_request: I/O error, dev sda, sector 919931828
> sd 1:0:0:0: rejecting I/O to offline device
> sd 1:0:0:0: rejecting I/O to offline device
> sd 1:0:0:0: rejecting I/O to offline device
By that point USB is no longer involved. These requests error out
in the SCSI layer.
> My softdog script loops 'date >/tmp/$logfile;echo 1 > /dev/watchdog; sleep
> 30'. Nothing in it accesses the USB disk. /tmp is tmpfs.
If you've written to the USB disk a lot, you are likely to cause writes
to it as soon as you are under memory pressure.
> Should the USB failure cause this problem?
No.
Regards
Oliver
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