Re: [PATCH v4 00/11] KVM: x86: optimize for writing guest page

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On 11/06/2011 11:35 PM, Avi Kivity wrote:
On 11/04/2011 11:16 AM, Xiao Guangrong wrote:

I have done kernbench tests several times on my desktop, but it shows
very well:

before patchset:
real 212.27
real 213.47
real 204.99
real 200.58
real 199.99
real 199.94
real 201.51
real 199.83
real 198.19
real 205.13

after patchset:
real 199.90
real 201.89
real 194.54
real 188.71
real 185.75
real 187.70
real 188.99
real 188.53
real 186.29
real 188.25

I will test it on our server using kvm-autotest, could you share me
your config file please?


# Copy this file to tests.cfg and edit it.
#
# This file contains the test set definitions. Define your test sets here.


Thanks Avi!

I have tested RHEL.6.1 setup/boot/reboot/shutdown and the complete output of scan_results.py is attached.

The result shows the performance is improved:
before:			After:
570			529
555			538
552			531
546			528
553			559
553			527
550			523
553			533
547			538
550			526

How do you think about it? :)

Attachment: result.tar.bz2
Description: application/bzip


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