Christian Borntraeger wrote: > I really like 64 guest cpus as a good testcase for all kind of things. > Sure, I do the same kind of thing. >> I think x86 (at least) is now using ticket locks, which is fair. Which >> kernel are you seeing this problem on? >> > > Sorry, forgot to mention. Its kvm.git from 2 days ago on s390. > And on s390 cpu_relax yields the vcpu? That's not common behaviour across architectures. J _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/virtualization