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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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