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Date: Wed, 16 Jun 2010 13:54:36 -0500
From: Anthony Liguori <aliguori@linux.vnet.ibm.com>
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Subject: [Qemu-devel] Re: [CFR 10/10] qmp: query_balloon command
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To: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Cc: Luiz Capitulino <lcapitulino@redhat.com>, qemu-devel@nongnu.org, Markus Armbruster <armbru@redhat.com>

On 06/16/2010 10:46 AM, Stefan Hajnoczi wrote:
> query-balloon
> -------------
>
> Show balloon information.
>
> Make an asynchronous request for balloon info.

s/asynchronous//.  All requests are asynchronous.

>   When the request completes a
> json-object will be returned containing the following data:
>
> - "actual": current balloon value in bytes (json-int)
> - "mem_swapped_in": Amount of memory swapped in bytes (json-int, optional)
> - "mem_swapped_out": Amount of memory swapped out in bytes (json-int, optional)
> - "major_page_faults": Number of major faults (json-int, optional)
> - "minor_page_faults": Number of minor faults (json-int, optional)
> - "free_mem": Total amount of free and unused memory in
>                bytes (json-int, optional)
> - "total_mem": Total amount of available memory in bytes (json-int, optional)
>    

Should mention the behavior when a timeout occurs.

Regards,

Anthony Liguori

> Example:
>
> ->  { "execute": "query-balloon" }
> <- {
>        "return":{
>           "actual":1073741824,
>           "mem_swapped_in":0,
>           "mem_swapped_out":0,
>           "major_page_faults":142,
>           "minor_page_faults":239245,
>           "free_mem":1014185984,
>           "total_mem":1044668416
>        }
>     }
>
>