[sheepdog] [PATCH] sheep: add simple_store driver again

[MORITA Kazutaka]

At Fri, 24 Aug 2012 00:03:09 +0800,
Liu Yuan wrote:
> > $ ./farm.sh simple
> > using backend simple store
> >   Name        Id    Size    Used  Shared    Creation time   VDI id  Tag
> >   test         1  100 GB  100 GB  0.0 MB 2012-08-23 11:29   7c2b25
> > 
> > real    0m1.016s
> > user    0m0.092s
> > sys     0m0.000s
> 
> This looks much better, but I think not good enough. If we have 500G data, it seems
> that we still need around 5 minutes, which is unacceptable to guest VM too. For example
> Linux guests won't tolerate for more than 2 minutes.

The result of simple store is not 1 minute but 1 second.

Thanks,

Kazutaka