Re: [Gems-users] opal latency question


Date: Sat, 24 Feb 2007 22:38:21 -0600 (CST)
From: Luke Yen <lyen@xxxxxxxxxxx>
Subject: Re: [Gems-users] opal latency question
On Sat, 24 Feb 2007 sudrang@xxxxxxxxxxxx wrote:

> Hello,
> Ive a qn abt the latencies specified in the opal default config files.
> I dont see any processor frequency mentioned anywhere, so we must be
> dealing with latencies in terms of cycles, right?

   Correct.

>
> MEMORY_DRAM_LATENCY : 80
> This paramenter means the memory access latency is 80 cycles...right?
>

   Yes.  Also, note that Opal models a uniprocessor memory system.
If you need a multi-processor memory system you also need to run with
Ruby.


   Luke
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