[Beowulf] cpufreq, multiple cores, load
john.hearns at mclaren.com
Wed Mar 10 01:46:33 PST 2010
> You can change that schedular behaviour by twiddling
> echo 1 > /sys/devices/system/cpu/sched_mc_power_savings
Sorry to set off at a slight tangent - on a related matter, does anyone
have a good writeup on the CPU scaling controls in Linux for Nehalem -
ie controlling TurboBoost.
Yes, I have Googled but as above someone here normally had a blindlingly
The reason I ask is that we have some Nehalem boxes, which will
principally run a serial application.
Could be useful to see what effect turning on turboboost has.
I also saw there is a Gnome taskbar applet for showing CPU frequencies -
anyone got recommendations for a good monitor for that sort of thing?
Gkrellem springs to mind.
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