Thread (57 messages) flat view 57 messages, 10 authors, 2010-07-12

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

From: Alexander Graf <hidden>
Date: 2010-07-02 16:59:15
Also in: kvm

On 02.07.2010, at 18:22, Segher Boessenkool wrote:
quoted
[without]
=20
debian-powerpc:~# time for i in {1..1000}; do /bin/echo hello > =
/dev/null; done
quoted
=20
real    0m14.659s
user    0m8.967s
sys     0m5.688s
=20
[with]
=20
debian-powerpc:~# time for i in {1..1000}; do /bin/echo hello > =
/dev/null; done
quoted
=20
real    0m7.557s
user    0m4.121s
sys     0m3.426s
=20
=20
So this is a significant performance improvement! I'm quite happy how =
fast this
quoted
whole thing becomes :)
=20
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
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