Re: [PATCH 0/3] zram: generic RAM based compressed R/W blockdevices

[Greg KH]

On Fri, May 28, 2010 at 09:38:53PM +0530, Nitin Gupta wrote:
> Hi All,
> 
> On 05/24/2010 07:48 PM, Nitin Gupta wrote:
> > Creates RAM based block devices: /dev/zramX (X = 0, 1, ...).
> > Pages written to these disks are compressed and stored in memory
> > itself. These disks allow very fast I/O and compression provides
> > good amounts of memory savings.
> > 
> > This is enhancement over existing ramzswap driver which creates
> > virtual block devices (/dev/ramzswapX) which could be used only
> > as swap disks.
> > 
> > Now, with the ability to handle any kind of I/O request, zram
> > devices have lot more use cases:
> >  - /tmp storage
> >  - various caches under /var
> >  - swap disks
> >  - maybe even more! :)
> > 
> > Performance numbers can be found at:
> > http://code.google.com/p/compcache/wiki/zramperf
> > 
> 
> Any reviews/comments, please?

We are all busy with the .35-rc1 merge work at the moment, sorry.

thanks,

greg k-h
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