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    SubjectRe: [OFFTOPIC] Re: disk head scheduling
    Richard B. Johnson writes:
    > Full track buffering suffers from the possibility that the next
    > read or write will be on a different head. If the buffer was
    > dirtied by a write, it is flushed to the physical media before
    > any other operation can take place. To save time, the whole
    > track is written. This saves time because you can start the
    > write anywhere. However, it still takes 1 revolution of the
    > platter.
    > Because of this, rotational latency now means nothing either.
    > This is another buzzword gone obsolete.

    Not quite: it still matters when reading.



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