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SubjectRe: libata: dma, io error messages
>>Also, the drive is extremely slow now, about 1MB/s drive transfer 
>>rate as reported by hdparm -T.
>
> Sounds like it dropped to PIO - that may be a bug triggered by the drive
> failing.

That should read "hdparm -t", not "-T", right?

And the slowness is most likely due to the error recovery
(retries) in the drive and/or driver, which cause the
overall throughput to plummet for the measurement interval.

Cheers
--
Mark Lord
(hdparm keeper & the original "Linux IDE Guy")
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