On Sun, Apr 7, 2013 at 8:32 PM, Zoltan Frombach zoltan@frombach.com wrote:
Check out these threads they may help you solve your issue with Windows VMs:
Well I did. Upstream provides rpms till version 0.12.1.x. Even the RHEV srpm (the one I am using) has the same version. And I don't want to compile both libvirt and qemu-kvm from source since it is the production machine.
http://forum.proxmox.com/threads/5770-Windows-guest-high-context-switch-rate...
http://serverfault.com/questions/146922/why-is-idle-windows-vm-using-so-much...
On 4/7/2013 5:18 PM, Banyan He wrote:
Maybe you can print out what it is doing, then try to figure out if they are doing good. My linux works good, never tried windows.
Did. Nothing abnormal. A quick perf shows this:
# ........ ........ .................. .............................................. # 4.96% qemu-kvm [kvm] [k] kvm_arch_vcpu_ioctl_run 4.83% qemu-kvm [kvm_intel] [k] vmx_vcpu_run 4.47% qemu-kvm [kernel.kallsyms] [k] find_busiest_group 3.23% qemu-kvm [kernel.kallsyms] [k] _spin_lock 3.10% qemu-kvm [kernel.kallsyms] [k] native_write_msr_safe 1.24% qemu-kvm [kernel.kallsyms] [k] _spin_lock_irq 1.22% qemu-kvm [kvm] [k] paging64_walk_addr 1.21% qemu-kvm [kvm] [k] x86_decode_insn 1.21% qemu-kvm [kvm_intel] [k] vmcs_writel
Banyan He