From: Avi Kivity <avi@qumranet.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: kvm-devel@lists.sourceforge.net,
Laurent Vivier <Laurent.Vivier@bull.net>
Subject: Re: [PATCH 0/2] Batch writes to MMIO
Date: Wed, 23 Apr 2008 19:51:18 +0300 [thread overview]
Message-ID: <480F6906.5010108@qumranet.com> (raw)
In-Reply-To: <480F6874.7020601@codemonkey.ws>
Anthony Liguori wrote:
>>
>> How can I check that ? How can I measure latency ?
>>
>
> ping (from guest to host)
>
The guest will halt anyway, flushing its mmio queue.
Perhaps a ping while a background process spins, consuming all cpu.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
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next prev parent reply other threads:[~2008-04-23 16:51 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-23 13:07 [PATCH 0/2] Batch writes to MMIO Laurent Vivier
2008-04-23 13:07 ` [PATCH 1/2] kvm: " Laurent Vivier
2008-04-23 13:07 ` [PATCH 2/2] kvm-userspace: " Laurent Vivier
2008-04-23 14:31 ` [PATCH 1/2] kvm: " Avi Kivity
2008-04-23 14:59 ` Laurent Vivier
2008-04-23 15:04 ` Avi Kivity
2008-04-23 16:53 ` Anthony Liguori
2008-04-23 14:05 ` [PATCH 0/2] " Avi Kivity
2008-04-23 14:22 ` Laurent Vivier
2008-04-23 14:40 ` Avi Kivity
2008-04-23 15:10 ` Anthony Liguori
2008-04-23 15:12 ` Avi Kivity
2008-04-23 15:47 ` Anthony Liguori
2008-04-23 17:13 ` Avi Kivity
2008-04-23 16:24 ` Laurent Vivier
2008-04-23 16:25 ` Avi Kivity
2008-04-23 16:41 ` Laurent Vivier
2008-04-23 16:48 ` Anthony Liguori
2008-04-23 16:51 ` Avi Kivity [this message]
2008-04-23 18:54 ` Laurent Vivier
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