<font color='black' size='2' face='arial'>Thanks
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<div style="font-family: helvetica,arial; font-size: 10pt; color: black;">-----Original Message-----<br>
From: Greg Ganger <ganger@ece.cmu.edu><br>
To: mauricxe@netscape.net<br>
Cc: disksim-users@ece.cmu.edu; Greg Ganger <ganger@ece.cmu.edu><br>
Sent: Sun, Mar 21, 2010 7:51 pm<br>
Subject: Re: [Disksim-users] Response Time and Access Time<br>
<br>
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It depends on which component you are looking at... those two metrics <br>
are captured at every "level" of a configuration (disk, controller, <br>
device driver). In each case, the latter includes queue time and <br>
the former does not. <br>
<br>
Greg <br>
<br>
On Sun, 21 Mar 2010, <a __removedlink__739676684__href="mailto:mauricxe@netscape.net">mauricxe@netscape.net</a> wrote: <br>
<br>
> <br>
> Hello all, <br>
> <br>
> I have a question about two of the numbers reported by Disksim at the end of a simulation. <br>
> <br>
> Is my understanding of the following two metrics accurate? If not, could you supplement my definition or point out what I am missing? <br>
> <br>
> <br>
> Access Time- Is this determined by a sum of the spin-up time, seek time, rotational delay, and transfer time? <br>
> <br>
> Response Time-The amount of time it takes to issue the request and to receive the results. This would also include Queue time. <br>
> <br>
> Is my understanding of these two accurate? <br>
> <br>
> Thanks!!!! <br>
> <br>
> <br>
> <br>
> <br>
> <br>
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