On 2015-08-29 4:55 PM, Wanpeng Li wrote:
On 8/30/15 6:26 AM, Peter Kieser wrote:Thanks, Wanpeng. Applied this to Linux 3.18 and seeing much higher CPU usage (200%) for qemu 2.4.0 process on a Windows 10 x64 guest. qemu parameters:Thanks for the report. If Paolo's patch "kvm: add halt_poll_ns module parameter" is applied on your 3.18? Btw, do you test the linux guest?
No high CPU usage on Linux guests. Following patch series are applied (in order):
* kvm: add halt_poll_ns module parameter * KVM: make halt_poll_ns static * KVM: Dynamic Halt-Polling v4 -Peter
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