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Re: [Qemu-devel] [PATCH 2/7] migration: Add counters of updating the dir
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH 2/7] migration: Add counters of updating the dirty bitmap |
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Date: |
Fri, 28 Feb 2014 06:11:20 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 |
On 02/27/2014 09:08 PM, Gonglei (Arei) wrote:
> Add counters to log the times of updating the dirty bitmap.
>
> Signed-off-by: ChenLiang <address@hidden>
> Signed-off-by: Gonglei <address@hidden>
> ---
> arch_init.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
Is it also worth updating MigrationStats in qapi-schema.json to expose
these counts to the end user, to help benchmarking decide how often your
optimizations hit for a given workload?
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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