HD spindown and fs cache writeback

[Frank Petzold]

I would like my HD to spin down and stay down for some time, if the 
buffers in RAM are big enough. Therefore, I think I have to tell the
kernel not to write out the fs cache as often. Where can I do that?
-- 
Frank Petzold, IBM Zurich Research Laboratory, Säumerstrasse 4,
CH-8803 Rüschlikon/Switzerland, Tel.  +41-1-724-84-42  Fax.   +41-1-724-89-56
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   The opinions expressed here are mine and not necessarily those of IBM.