[Haskell-cafe] Hard drive thrashing with modern controllers
allbery.b at gmail.com
Mon Nov 12 21:54:32 CET 2012
On Mon, Nov 12, 2012 at 4:21 AM, Ketil Malde <ketil at malde.org> wrote:
> timothyhobbs at seznam.cz writes:
> > import Control.Monad
> > foo = do
> > forever $ writeFile "filename.foo" "Hello world!"
> I could be wrong, but I suspect this is unlikely to result in (hardly)
> any disk operations at all, as long as there is _any_ write caching in
> the system.
Maybe no data blocks, but the metadata will be updated.
brandon s allbery kf8nh sine nomine associates
allbery.b at gmail.com ballbery at sinenomine.net
unix/linux, openafs, kerberos, infrastructure http://sinenomine.net
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Haskell-Cafe