minor optimization provides large performance gain

Russ Allbery rra at stanford.edu
Thu Jun 22 08:56:37 UTC 2000


Paul Theodoropoulos <paul at atgi.net> writes:

> If you have a small number of disks on a feed-exchanger, I'd recommend
> trying out the 'SEQUENTIAL' mode modifier in cycbuff.conf. the 'waiting
> on I/O' statistic on my server dropped from an average of 16% down to 8%
> by making that change. I believe it's because the disk no longer has to
> seek constantly across the platters to write articles as it would in the
> default round-robin mode.

> this might be something to note in the INSTALL docs.

Done.

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>



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