Re: SSD + RAID - Mailing list pgsql-performance

From Nikolas Everett
Subject Re: SSD + RAID
Date
Msg-id d4e11e981002230407pd4b5888ibb3181c6f8471b06@mail.gmail.com
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In response to Re: SSD + RAID  ("Pierre C" <lists@peufeu.com>)
List pgsql-performance


On Tue, Feb 23, 2010 at 6:49 AM, Pierre C <lists@peufeu.com> wrote:
Note that's power draw per bit.  dram is usually much more densely
packed (it can be with fewer transistors per cell) so the individual
chips for each may have similar power draws while the dram will be 10
times as densely packed as the sram.

Differences between SRAM and DRAM :

[lots of informative stuff]

I've been slowly reading the paper at http://people.redhat.com/drepper/cpumemory.pdf  which has a big section on SRAM vs DRAM with nice pretty pictures. While not strictly relevant its been illuminating and I wanted to share.
 

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