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    SubjectRe: [git patch] libata resume fix
    Jens Axboe wrote:
    >> Can you measure spin up time for your 15k's? Some controllers can't
    >> catch the first D2H FIS after POR and have to wait unconditionally for
    >> spin up for hotplug & resuming from suspend. Currently 8 sec wait is
    >> used but it seems insufficient for your drives. Failing to spinup in
    >> that 8 secs would probably result in timeout of the first reset attempt
    >> and retrial - which currently takes > 30 secs.
    >>
    >> Spin-up time can be measured by first issuing STANDBY and then time how
    >> long IDLE IMMEDIATE takes, I think.
    >
    > The 15K RPM is a SCSI drive, I haven't seen any SATA 15K rpm drives yet.
    > I have the same model in another box, I can measure spinup with
    > START_STOP unit there. I will do so later today, when I fire it up, if
    > you still want to know?
    >

    Arggh.. Confused w/ 10k drives. But it would be nice to know spin-up
    time for 15k's if it doesn't waste too much of your time.

    Thanks.

    --
    tejun
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