Re: [Qemu-devel] how to monitor vm exit

2016-09-15 Thread Stefan Hajnoczi
On Fri, Sep 02, 2016 at 12:15:57AM +0800, Yuxin Ren wrote: > 1. How can I track how many vm exit happens during vm execution using > KVM under Ubuntu? $ sudo perf record -a -e kvm:kvm_exit ...^C $ sudo perf report Samples: 37K of event 'kvm:kvm_exit', Event count (approx.): 37736 Overhead Trace o

[Qemu-devel] how to monitor vm exit

2016-09-01 Thread Yuxin Ren
Hi All, I have two questions. 1. How can I track how many vm exit happens during vm execution using KVM under Ubuntu? 2. How can I config KVM to enable/disable conditional vm exiting. For example, how can I disable WBINVD exiting? Thanks a lot Yuxin