Extra Timer Interrup

[Antoine Caillau]

Peter, is my kernel configuration ok ? Or should I set some others options
to no ?

Best regards,

Antoine

On 27/05/07, Peter Ganzhorn <peter.ganzhorn at googlemail.com> wrote:
>
> Why don't you use 2.6.21?
> With the tickless timers came a lot of problems which were fixed in the
> 2.6.21-rc* kernels. However, there are patches for kernel version prior
> to 2.6.21, so if you really cannot upgrade to 2.6.21 for some reason,
> you may want to try a patch for 2.6.20 from
> http://www.tglx.de/projects/hrtimers/2.6.20/ . The name tickless was
> introduced with 2.6.21, with this patch it's called dyntick -
> technically it's the same thing. On top of that you get high resolution
> timers, both were introduced in 2.6.21 together and developed together
> before. Using high resolution timers with tickless is recommended AFAIK,
> but I don't know too much about this.
>
> But as I said, prior to 2.6.21 this was kind of buggy and may result in
> kernel panics, freezes, ...
>
> Peter
>
>
> On Sun, 2007-05-27 at 12:04 +0200, Yuan Chao wrote:
> > On 5/27/07, Peter Ganzhorn <peter.ganzhorn at googlemail.com> wrote:
> >
> > > You have to check if 'CONFIG_NO_HZ' is set to Y.
> > > Important: If you are using a kernel older than 2.6.21 this feature
> > Is there any patch back port to older version kernel, say 2.6.20?
> >
> >
>
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