[PATCH 0/3] zram: generic RAM based compressed R/W block devices

Nitin Gupta ngupta at vflare.org
Wed Jun 16 02:14:20 UTC 2010


Hi Greg,

On 05/28/2010 09:56 PM, Greg KH wrote:
> On Fri, May 28, 2010 at 09:38:53PM +0530, Nitin Gupta wrote:
>>
>> 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.
> 

Can you please apply these patches to linux-next? or maybe for .35-rc3/rc4 too?

Thanks,
Nitin



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