From: Mukesh Rathor <mukesh.rathor@oracle.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: "Xen-devel@lists.xensource.com" <Xen-devel@lists.xensource.com>,
Keir Fraser <keir.xen@gmail.com>,
Ian Campbell <Ian.Campbell@citrix.com>
Subject: Re: HYBRID: PV in HVM container
Date: Fri, 18 Nov 2011 16:17:02 -0800 [thread overview]
Message-ID: <20111118161702.05f13ea5@mantra.us.oracle.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1111181159150.3519@kaball-desktop>
On Fri, 18 Nov 2011 12:21:19 +0000
Stefano Stabellini <stefano.stabellini@eu.citrix.com> wrote:
> On Thu, 17 Nov 2011, Mukesh Rathor wrote:
> > Alright, got hybrid with EPT numbers in now from my prototype, it
> > needs some perf work..
>
> Is HVM a PV on HVM guest or a pure HVM guest (no CONFIG_XEN)?
PV on HVM.
> How is it possible that the HYB-EPT numbers here are so much worse
> than HVM? Shouldn't they be the same as in the other tests?
Yeah I know. I wondered that myself. I need to investigate.
> why are you using the paravirt version of start_context_switch and
> end_context_switch? Is this for the non-autotranslate version?
this is for non-autotranslate version.
>
> So in theory HYB-EPT is running with native_cpu_ops and
> native_mmu_ops; in this case I don't understand why the performances
> are lower than HVM.
Yup, same here. I'll have to investigate to see whats going on. Keep you
posted. I am working on SMP now, then I'll take a look.
thanks,
Mukesh
prev parent reply other threads:[~2011-11-19 0:17 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-27 19:24 HYBRID: PV in HVM container Mukesh Rathor
2011-06-27 19:36 ` Keir Fraser
2011-06-28 1:51 ` Mukesh Rathor
2011-06-28 7:46 ` Keir Fraser
2011-06-28 8:30 ` Ian Campbell
2011-06-28 8:35 ` Keir Fraser
2011-06-28 8:49 ` Ian Campbell
2011-06-28 10:46 ` Stefano Stabellini
2011-06-28 10:50 ` Ian Campbell
2011-06-28 18:32 ` Mukesh Rathor
2011-06-28 18:39 ` Keir Fraser
2011-06-28 8:31 ` Ian Campbell
2011-06-28 17:56 ` Mukesh Rathor
2011-07-01 1:54 ` Mukesh Rathor
2011-07-09 1:53 ` Mukesh Rathor
2011-07-09 7:35 ` Keir Fraser
2011-07-28 1:58 ` Mukesh Rathor
2011-07-28 11:34 ` Stefano Stabellini
2011-07-29 15:48 ` Konrad Rzeszutek Wilk
2011-07-29 16:41 ` Stefano Stabellini
2011-07-29 17:28 ` Konrad Rzeszutek Wilk
2011-07-29 18:00 ` Stefano Stabellini
2011-07-29 18:00 ` Konrad Rzeszutek Wilk
2011-07-29 18:16 ` Stefano Stabellini
2011-08-09 8:54 ` Ian Campbell
2011-08-17 19:27 ` Jeremy Fitzhardinge
2011-07-29 15:43 ` Konrad Rzeszutek Wilk
2011-11-17 23:38 ` Mukesh Rathor
2011-11-18 12:21 ` Stefano Stabellini
2011-11-19 0:17 ` Mukesh Rathor [this message]
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