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Re: [Qemu-devel] [PATCH v16 8/9] Add set_cachesize command
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH v16 8/9] Add set_cachesize command |
Date: |
Mon, 09 Jul 2012 14:59:28 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120615 Thunderbird/13.0.1 |
On 07/09/2012 12:22 PM, Orit Wasserman wrote:
> Change XBZRLE cache size in bytes (the size should be a power of 2).
> If XBZRLE cache size is too small there will be many cache miss.
>
> Signed-off-by: Benoit Hudzia <address@hidden>
> Signed-off-by: Petter Svard <address@hidden>
> Signed-off-by: Aidan Shribman <address@hidden>
> Signed-off-by: Orit Wasserman <address@hidden>
> +++ b/qapi-schema.json
> @@ -1390,6 +1390,22 @@
> { 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
We are copying after bad practice, but...
>
> ##
> +# @migrate_set_cachesize
...new QMP commands should prefer '-' over '_'. While the HMP version
is fine with migrate_set_cachesize, the QMP command should be
migrate-set-cachesize (or even 'migrate-set-cache-size').
> +
> +Set cache size to be used by XBZRLE migration, the cache size will be round
> down
s/round/rounded/
--
Eric Blake address@hidden +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [PATCH v16 0/9] XBZRLE delta for live migration of large memory app, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 1/9] Add migration capabilities, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 2/9] Add XBZRLE documentation, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 4/9] Add uleb encoding/decoding functions, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 3/9] Add cache handling functions, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 5/9] Change ram_save_block to return -1 if there are no more changes, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 6/9] Add xbzrle_encode_buffer and xbzrle_decode_buffer functions, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 7/9] Add XBZRLE to ram_save_block and ram_save_live, Orit Wasserman, 2012/07/09
- [Qemu-devel] [PATCH v16 8/9] Add set_cachesize command, Orit Wasserman, 2012/07/09
- Re: [Qemu-devel] [PATCH v16 8/9] Add set_cachesize command,
Eric Blake <=
- [Qemu-devel] [PATCH v16 9/9] Add XBZRLE statistics, Orit Wasserman, 2012/07/09