Disabling readahead
Dave Jones
davej at redhat.com
Tue Nov 27 01:45:05 UTC 2007
On Mon, Nov 26, 2007 at 09:17:33AM -0600, Eric Sandeen wrote:
> Paul F. Johnson wrote:
> > Hi,
> >
> > I have readahead currently running on my test rig (x86_64, rawhide), but it's
> > currently giving me all sorts of problems, so much so that the box is pretty
> > unusable (random hangs abound and hugely varied times to getting the desktop
> > to boot - I've tried to file BZ reports, but the machine dies before I can).
> >
> > I've read that readahead is currently broken in rawhide. Normally, my machine
> > boots directly to runlevel 5. Can I alter on the kernel boot line for it jump
> > to level 3? I can then disable the readahead service.
>
>
> I'd honestly be surprised if the readahead scripts are the culprit - how
> did you identify readahead as the problem? The "brokenness" is really
> mostly about inefficiency, as far as I know.
Agreed. If you see a hang with it enabled, it's a sign of a bigger problem elsewhere.
Dave
--
http://www.codemonkey.org.uk
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