Re: [PATCH 00/27] KVM PPC PV framework

Alexander Graf
2010-07-02T16:59:11Z

On 02.07.2010, at 18:22, Segher Boessenkool wrote:

>> [without]
>>
>> debian-powerpc:~# time for i in {1..1000}; do /bin/echo hello > /dev/null; done
>>
>> real 0m14.659s
>> user 0m8.967s
>> sys 0m5.688s
>>
>> [with]
>>
>> debian-powerpc:~# time for i in {1..1000}; do /bin/echo hello > /dev/null; done
>>
>> real 0m7.557s
>> user 0m4.121s
>> sys 0m3.426s
>>
>>
>> So this is a significant performance improvement! I'm quite happy how fast this
>> whole thing becomes :)
>
> Yeah :-) Do you have timings for the native system as well?

Sure, same machine with openSUSE 11.1 instead of Debian that I use as guest OS usually:

agraf@lychee:~> time for i in {1..1000}; do /bin/echo hello > /dev/null; done

real 0m2.088s
user 0m0.704s
sys 0m1.460s

Alex