Need good disk dump utility

Paul Koning pkoning at equallogic.com
Tue Apr 26 08:26:26 CDT 2005


>>>>> "Eric" == Eric Smith <eric at brouhaha.com> writes:

 Eric> Paul wrote:
 >> That would make sense.  The normal assumption is that drivers do
 >> retry.

 Eric> Not any more.  SCSI and ATA drives are supposed to do that on
 Eric> their own, so if they return an error to the host, that's after
 Eric> they've retried multiple times.

Ok, my point really was that retrying *above* the driver layer isn't
likely to be useful.

Meanwhile, the disk drivers I know do include error recovery with
retries after a disk returns an error.  Second guessing disk drives
turns out to be useful.

      paul



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