Thread (39 messages) 39 messages, 5 authors, 2010-08-16

Re: [PATCH 00/27] KVM PPC PV framework v3

From: Alexander Graf <hidden>
Date: 2010-08-16 13:12:03
Also in: kvm

On 06.08.2010, at 18:28, Kumar Gala wrote:
=20
On Jul 29, 2010, at 7:47 AM, Alexander Graf wrote:
=20
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
Do you have #'s for w/o HV to compare to.
Native was around 2-3 seconds overall. So we still have quite a big =
impact on performance, but things are improving :).

Alex
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