Messages in this thread | | | Subject | Re: [patch 00/21] high resolution timers / dynamic ticks - V2 | From | Thomas Gleixner <> | Date | Tue, 03 Oct 2006 10:38:01 +0200 |
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On Mon, 2006-10-02 at 21:00 -0700, Andrew Morton wrote: > These patches make my Vaio run really really slowly. Maybe a quarter of > the normal speed or lower. Bisection shows that the bug is introduced by > clockevents-drivers-for-i386.patch+clockevents-drivers-for-i386-fix.patch > > With all patches applied, the slowdown happens with > CONFIG_HIGH_RES_TIMERS=n and also with CONFIG_HIGH_RES_TIMERS=y && > CONFIG_NO_HZ=y. So something got collaterally damaged. > > I put various helpful stuff at http://userweb.kernel.org/~akpm/x/
> I uploaded all the patches I was using to > http://userweb.kernel.org/~akpm/x/patches/
That's basically the same set I have here +/- the fixups
> It doesn't seem to be a cpufreq thing: cpuinfo_min_freq=800kHz, > cpuinfo_max_freq=2GHz and cpuinfo_cur_freq goes up to 2GHz under load. > Wall time is increasing at one second per second.
I retest on my Vaio.
tglx
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