Re: [Qemu-devel] Block job commands in QEMU 1.2 [v2, including support for replication]

[Ori Mamluk]

On 24/05/2012 16:41, Paolo Bonzini wrote:
> The dirty bitmap is managed by these QMP commands:
>
> * blockdev-dirty-enable: takes a file name used for the dirty bitmap,
> and an optional granularity.  Setting the granularity will not be
> supported in the initial version.
>
> * query-block-dirty: returns statistics about the dirty bitmap: right
> now the granularity, the number of bits that are set, and whether QEMU
> is using the dirty bitmap or just adding to it.
>
> * blockdev-dirty-disable: disable the dirty bitmap.
When do bits get cleared from the bitmap?
"using the dirty bitmap or just adding to it" - I'm not sure I 
understand what you mean. what's the difference?

Thanks,
Ori