Linux Intel Pstate driver. timer call too short issue. WWW.Smythies.com
Extremely rarely, the time between calls to the intel_pstate driver are too short.
This page contains the investigation notes.
So, far it is just a place to dump data, as the investigation hasn't really started.
Note: the below results are from a 250Hz kernel.
Excel spreadsheet from run s316rc1_04 CPU 1 and (as a web page)
Excel spreadsheet from run s316rc1_04 CPU 4 and (as a web page)
Excel spreadsheet from run s316rc1_04 CPU 7 and (as a web page)
Excel spreadsheet from I forget CPU 7 and (as a web page)