Re: [Qemu-devel] Re: Strategic decision: COW format

[Avi Kivity]

On 02/23/2011 05:31 PM, Anthony Liguori wrote:
> > > what about snapshots?  Are we okay having a feature in a prominent 
> > > format that isn't going to meet user's expectations?
> > >
> > > Is there any hope that an image with 1000, 1000, or 10000 snapshots 
> > > is going to have even reasonable performance in qcow2?
> >
> > Are thousands of snapshots for a single image a reasonable user 
> > expectation?  What's the use case?
>
>
> Checkpointing.  It was the original use-case that led to qcow2 being 
> invented.

I still don't see.  What would you do with thousands of checkpoints?

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