* Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> wrote: > No, it was my confusion -- I later realized that your data > above meant that the force-quiescent-state code path was not > being heavily exercised. So no need for this trace! Do you have any theory for why RCU was activated every 100-200 microseconds, resulting in 20% ksoftirqd CPU use - and why the problem went away with classic-rcu? Ingo -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html