On 08/11/2014 03:25, Andy Lutomirski wrote:
At least on Sandy Bridge, letting the CPU switch IA32_EFER is much
faster than switching it manually.
I benchmarked this using the vmexit kvm-unit-test (single run, but
GOAL multiplied by 5 to do more iterations):
Test
On Sun, Nov 9, 2014 at 8:33 PM, Wanpeng Li wanpeng...@linux.intel.com wrote:
Hi Andy,
On Fri, Nov 07, 2014 at 06:25:18PM -0800, Andy Lutomirski wrote:
At least on Sandy Bridge, letting the CPU switch IA32_EFER is much
faster than switching it manually.
I benchmarked this using the vmexit
Hi Andy,
On Fri, Nov 07, 2014 at 06:25:18PM -0800, Andy Lutomirski wrote:
At least on Sandy Bridge, letting the CPU switch IA32_EFER is much
faster than switching it manually.
I benchmarked this using the vmexit kvm-unit-test (single run, but
GOAL multiplied by 5 to do more iterations):
Test