From: Andrey Korolyov <andrey@xdel.ru>
To: Paolo Bonzini <pbonzini@redhat.com>, kvm@vger.kernel.org
Subject: Re: QEMU P2P migration speed
Date: Wed, 05 Feb 2014 14:46:53 +0400 [thread overview]
Message-ID: <52F2169D.9080806@xdel.ru> (raw)
In-Reply-To: <52F1E7E1.5040607@redhat.com>
On 02/05/2014 11:27 AM, Paolo Bonzini wrote:
> Il 04/02/2014 18:06, Andrey Korolyov ha scritto:
>> Migration time is almost independent of VM RSS(varies by ten percent at
>> maximum), for situation when VM is active on target host, time is about
>> 85 seconds to migrate 8G between hosts, and when it is turned off,
>> migration time *increasing* to 120s. For curious ones, frequency
>> management is completely inactive on both nodes, neither CStates
>> mechanism. Interconnection is relatively fast (20+Gbit/s by IPoIB).
>
> What version of QEMU?
>
> Paolo
Ancie.. ehm, stable - 1.1.2 from wheezy. Should I try 1.6/1.7?
next prev parent reply other threads:[~2014-02-05 10:46 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-04 17:06 QEMU P2P migration speed Andrey Korolyov
2014-02-05 7:27 ` Paolo Bonzini
2014-02-05 10:46 ` Andrey Korolyov [this message]
2014-02-05 15:15 ` Paolo Bonzini
2014-02-06 13:40 ` Andrey Korolyov
2014-02-07 8:14 ` Paolo Bonzini
2014-02-07 13:07 ` Andrey Korolyov
2014-02-07 15:26 ` Paolo Bonzini
2014-02-07 15:32 ` Paolo Bonzini
2014-02-07 16:10 ` Michael Tokarev
2014-02-08 11:33 ` Andrey Korolyov
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