Hi all,
we have compared scheduler performance
for kernel-4.6.0-0.rc5.git0.1.wastedcores
against kernel-4.6.0-0.rc5.git0.1.el7.
*Summary: *against all expectations*
kernel-4.6.0-0.rc5.git0.1.wastedcores performs on
average 20% WORSE than the regular kernel. *
Results for different servers:
SPECjbb2005:
- karkulka-02.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/SPECjbb/.vs./karkulka-02.lab.eng.brq.r...
- kiff-01.cluster-qe.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/SPECjbb/.vs./kiff-01.cluster-qe.lab.en...
SPECjvm2008:
- karkulka-02.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/SPECjvm/.vs./karkulka-02.lab.eng.brq.r...
- kiff-01.cluster-qe.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/SPECjvm/.vs./kiff-01.cluster-qe.lab.en...
Linpack and Stream:
- karkulka-02.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/LinpackAndStream/.vs./karkulka-02.lab....
- kiff-01.cluster-qe.lab.eng.brq.redhat.com-htON
<
http://perf-desktop.brq.redhat.com/LinpackAndStream/.vs./kiff-01.cluster-...
Any comments, questions, suggestions?
Jirka and Kamil
On Thu, Apr 28, 2016 at 12:25 AM, Jirka Hladky <jhladky(a)redhat.com> wrote: