On Wed, May 25, 2016 at 04:18:03PM +0800, Pan Xinhui wrote: > I do several tests on pseries IBM,8408-E8E with 32cpus, 64GB memory. > benchmark test results are below. > _____test________________spinlcok______________pv-qspinlcok_____ > | compiling takes| 22m | 22m | How can a kernel build take 22 minutes with 32 CPUs? That's far too long. My 40 CPU IVB-EP takes all of 50 seconds to build an x86_64-defconfig from scratch. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization