From: Marcelo Tosatti <mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Anthony Liguori <aliguori-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: [patch 0/4] KVM paravirt MMU updates
Date: Wed, 30 Jan 2008 16:26:20 -0500 [thread overview]
Message-ID: <20080130212620.272364704@harmony.lab.boston.redhat.com> (raw)
The following patchset, based on an earlier version by Anthony Liguori, adds
paravirt_ops support for KVM guests enabling hypercall based pte updates
and hypercall batching.
make -j4 compilation of a recent 2.6 kernel tree (two runs):
stock:
826.34user 573.75system 9:07.13elapsed 255%CPU (0avgtext+0avgdata 0maxresident)k0inputs+0outputs (30major+26687895minor)pagefaults 0swaps
user 608.32system 9:01.11elapsed 275%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+26518405minor)pagefaults 0swaps
hypercall pte:
816.85user 463.26system 8:15.57elapsed 258%CPU (0avgtext+0avgdata 0maxresident)k0inputs+0outputs (0major+26518853minor)pagefaults 0swaps
820.17user 459.96system 8:14.30elapsed 258%CPU (0avgtext+0avgdata 0maxresident)k0inputs+0outputs (0major+26522238minor)pagefaults 0swaps
About 8.5% faster.
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next reply other threads:[~2008-01-30 21:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-30 21:26 Marcelo Tosatti [this message]
2008-01-30 21:26 ` [patch 1/4] KVM: basic paravirt support Marcelo Tosatti
2008-01-30 21:26 ` [patch 2/4] KVM: hypercall based pte updates and TLB flushes Marcelo Tosatti
2008-01-30 21:26 ` [patch 3/4] paravirt: set_access_flags/set_wrprotect should use paravirt interface Marcelo Tosatti
2008-01-30 21:26 ` [patch 4/4] KVM: hypercall batching Marcelo Tosatti
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