Re: KVM VM(rhel-5.5) %si is too high when TX/RX packets

2013-05-04 Thread Zhanghaoyu (A)
>> I running a VM(RHEL-5.5) on KVM hypervisor(linux-3.8 + QEMU-1.4.1), >> and direct-assign intel 82576 VF to the VM. When TX/RX packets on VM to the >> other host via iperf tool, top tool result on VM shown that the %si is too >> high, approximately 95% ~ 100%, but from the view of host, the VM

Re: KVM VM(rhel-5.5) %si is too high when TX/RX packets

2013-05-04 Thread Paolo Bonzini
Il 03/05/2013 06:05, Zhanghaoyu (A) ha scritto: > I running a VM(RHEL-5.5) on KVM hypervisor(linux-3.8 + QEMU-1.4.1), and > direct-assign intel 82576 VF to the VM. When TX/RX packets on VM to the other > host via iperf tool, top tool result on VM shown that the %si is too high, > approximately 9

Re: KVM VM(rhel-5.5) %si is too high when TX/RX packets

2013-05-03 Thread Zhanghaoyu (A)
> I running a VM(RHEL-5.5) on KVM hypervisor(linux-3.8 + QEMU-1.4.1), and > direct-assign intel 82576 VF to the VM. When TX/RX packets on VM to the other > host via iperf tool, top tool result on VM shown that the %si is too high, > approximately 95% ~ 100%, but from the view of host, the VM's t

KVM VM(rhel-5.5) %si is too high when TX/RX packets

2013-05-02 Thread Zhanghaoyu (A)
I running a VM(RHEL-5.5) on KVM hypervisor(linux-3.8 + QEMU-1.4.1), and direct-assign intel 82576 VF to the VM. When TX/RX packets on VM to the other host via iperf tool, top tool result on VM shown that the %si is too high, approximately 95% ~ 100%, but from the view of host, the VM's total CPU