[GRLUG] Solid State Drives

David Pembrook david at pembrook.net
Tue Dec 2 10:59:13 EST 2008


Collin Kidder wrote:
> Tim Schmidt wrote:
>   
>> On Mon, Dec 1, 2008 at 3:32 PM, Collin Kidder <adderd at kkmfg.com> wrote:
>>   
>>     
>>> Swap might be a bit faster than file system access but can't be faster
>>> than the maximum throughput of the drive(s).
>>>     
>>>       
>> Yes, it can.  It's called compression.  Often used in situations where
>> one might want to shove a large amount of data over a low bandwidth
>> link.  Mainline Linux kernels don't compress swap (yet), but it's
>> certainly a feature I'd expect to see sometime.
>>
>> --tim
>>   
>>     
>
> Yes, it will probably be included at some point. Compression is CPU 
> bound though.
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>   
well in many cases we're io bound not cpu bound. So we have a system 
that adapts?


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