Rework the cpu speed code to use cpufreq to get the maximum CPU clock speed where possible.  This should work on more systems keep the tsc hack around to avoid regressions on previously working systems.
Rework the cpu speed code to use cpufreq to get the maximum CPU clock
speed where possible.  This should work on more systems keep the tsc
hack around to avoid regressions on previously working systems.


git-svn-id: 27e0aca8c7a52a9ae65dfba2e16879604119af8c@567 93a4e39c-3214-0410-bb16-828d8e3bcd0f

fastly/ganglia,fastly/ganglia,fastly/ganglia,fastly/ganglia,fastly/ganglia