On Tue, 2018-01-23 at 18:36 +0800, Wanpeng Li wrote: > > Thanks for having a try, Mike. :) Actually the two context1 tasks > don't stack up on one logical cpu at the most of time which is > observed by kernelshark. Do you have any idea why there is 4.5 times > RESCHED IPIs which is mentioned in another reply for this thread? See resched_curr(). -Mike