[EnergyPlus_Support] Re: Simple Benchmarking and SSD vs HD [2 Attachments]

[Jason Glazer <jglazer@xxxxxxxx>]

Three new cases for benchmarking including one setting a 
record of 1182 seconds. If anyone else wants to add results 
to the spreadsheet, please send them to me.

Jason

On 11/22/2013 10:47 AM, Jason Glazer wrote:
> I recently purchased a solid state drive in hopes that it
> would increase the speed of EnergyPlus 8.1 simulations. I
> ran some benchmarks of the simulation files on either the
> solid state drive or a disk drive and the EnergyPlus program
> on the solid state drive or disk drive.  These were run from
> EP-Launch as a group and the temporary files were located
> where the input files are. I set EP-Launch to use one
> simulation process at a time. The operating system was on
> the disk drive. I took the elapsed time from the ERR file
> and also reported the timestamp of the first and last file
> to be created by the group of simulations. See the first
> four columns of results in the attached spreadsheet.
>
> The conclusion surprised me: the solid state drive made
> almost no difference.
>
> While I was at it, I ran the same simulations on some other
> computers I have.
>
> To do the benchmarking, I just used the 16 reference
> buildings that come with EnergyPlus 8.1 but made them all
> annual simulations, also attached.
>
> Feel free to add your own test results to the spreadsheet
> and redistribute but please describe the computer
> configuration. Can anyone's computer beat 1415 seconds?
>
> Jason
>

-- 
Jason Glazer, P.E., GARD Analytics, 90.1 ECB chair
Admin for onebuilding.org building performance mailing lists

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Attachment not found:
d:\eudora\attach\EP81-Benchmarks-2013-12-11.xlsx

Attachment not found:
d:\eudora\attach\RefBldg-Annual2.zip