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Re: Short array memory allocation [message #61224 is a reply to message #61222]

Thu, 10 July 2008 13:55

pgrigis
Messages: 436
Registered: September 2007

Senior Member

buy a 7500 rpm speed harddisk for your laptop?

laptop harddisks are slower than workstation ones,
so it may just be that you are hitting the limit of the hardware...

Ciao,
Paolo

ray.laymon...@gmail.com wrote:
> Hi Everyone,
>
> I searched the posted messages but couldn't find the answer I am
> looking for. Sorry if I repeat the same question.
>
> I am dealing with some data in "grib" format. I perform a simple
> operation on each file (open/extract single pixel). The array size of
> each file is small (450*250), and I don't store any of the variables
> at each loop (overwrite so no memory allocation is needed). However,
> there are lots of files (~600,000).
>
> I have a 2.5 Ghz dual-core 4GB memory laptop. When I run my script it,
> the task manager tells me IDL uses ~ 12% CPU & ~32MB memory (total PC
> CPU usage is ~ 16% and total PC memory usage is ~ 450MB)...And the
> whole script takes ~1,5 hours.
>
> I know, there are lots of small files, and naturally it takes time but
> is there a way I can speed up the processing time?
> Thanks,
>
> Ray

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[Message index]

		Re: Short array memory allocation By: Kenneth P. Bowman on Thu, 10 July 2008 13:56
		Re: Short array memory allocation By: pgrigis on Thu, 10 July 2008 13:55
		Re: Short array memory allocation By: ray.laymon064 on Fri, 11 July 2008 06:01

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