Tixy: > On Sat, 2009-09-19 at 10:45 +0200, Merciadri Luca wrote: >> >> However, the whole problem is that it does *not* automatically adjust >> the CPU freq, according to its load. > > When doing some video transcoding a while ago, on a Lenny install, I > noticed that it was using 100% CPU time with the CPU running at only > 1/3rd of its maximum frequency - this was with it set to 'on demand'.
That's a good hint: ondemand con be configured to ignore niced
processes. You can get/set the current setting from
/sys/devices/system/cpu/cpu0/cpufreq/ondemand/ignore_nice_load
J.
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