Re: Time sliced CFQ io scheduler

Andrea Arcangeli
2004-12-08T02:22:32Z

On Tue, Dec 07, 2004 at 06:11:37PM -0800, Andrew Morton wrote:
> Andrea Arcangeli <andrea@suse.de> wrote:
> >
> > One hidden side effect of "as" is that by writing so slowly (and
> > 64KiB/sec really is slow), it increases the time it will take for a
> > dirty page to be flushed to disk
>
> The 64k/sec only happens for direct-io, and those pages aren't dirty.

I agree my above claim was wrong, thanks for correcting it.