On 28/11/2014 12:40, Raghavendra K T wrote: > I am seeing very small improvement in <= 1x commit cases > and for >1x overcommit, a very slight regression. But considering the > test environment noises, I do not see much effect from the > patch. I think these results are the only one that could be statisically significant: base %stdev patched %stdev %improvement kernbench 1x 53.1421 2.3086 54.6671 2.9673 -2.86966 dbench 1x 6386.4737 1.0487 6703.9113 1.2298 4.97047 and, of course :) one of them says things get worse and the other says things get better. Paolo > But I admit, I have not explored deeply about, > 1. assumption of preempted approximately equals PF_VCPU case logic, > 2. whether it helps for any future usages of yield_to against current > sole usage of virtualization. > > > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html