[Beowulf] zram usage

[atchley tds.net]

Can you find any NVMe anywhere?


On Thu, May 1, 2014 at 3:18 PM, Prentice Bisbal <prentice.bisbal at rutgers.edu
> wrote:

> On 05/01/2014 07:31 AM, John Hearns wrote:
>
>> I'm my eternal quest for more RAM  , has anyone used zram with HPC
>> applications?
>> I suppose any gains would depend on how sparse /compressible the data you
>> are holding in RAM is.
>>
>> http://en.wikipedia.org/wiki/Zram
>>
>>
>>
> If you're on an eternal quest for more RAM, have you looked at using an
> NVMe SSD device, or an UltraDIMM? They may not perform as fast as RAM, but
> you can get a lot more space for less money, so the capacity may make up
> for the shortfall in performance.
>
> Obligatory links:
>
> http://en.wikipedia.org/wiki/NVMe
>
> https://www-ssl.intel.com/content/www/us/en/it-management/intel-it-best-
> practices/advantages-of-solid-state-drives-for-design-computing-brief.html
>
> http://www.extremetech.com/computing/175283-sandisk-
> announces-ulltra-dimms-terabytes-of-low-latency-
> flash-storage-directly-off-the-ram-channel
>
> --
> Prentice
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