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Re: Large array memory problem. [message #46500 is a reply to message #46398]

Sun, 27 November 2005 01:22

R.Bauer
Messages: 1424
Registered: November 1998

Senior Member

Rick Towler wrote:

> On a related note, is anyone using IDL x86-64 for linux?
>
> -Rick

Yes,
we have several dual opterons using it in 64 bit.

By one of the last security updates of the kernel I believe we can't start
idl with the -32 option on these machines.
But this doesn't matter. 64 bit is great.

cheers
Reimar

>
>
>
> Carolina wrote:
>> Hi,
>>
>> I am running IDL 5.5 in a computer that has 2GB of RAM and a paging
>> file size of 4GB. However it seems that IDL will not give more than
>> about 1.2GB for array storage per IDL session. Unfortunately, I need to
>> do an array multiplication where the arrays are double precision
>> complex 11000 by 11000 square arrays, and IDL will not even give me
>> enough memory for a single dcomplexarr(6500,6500) array!
>>
>> Am I being too ambitious? Could anyone please tell me if it is possible
>> to store such a large array?
>>
>> I though IDL was the best language for large array manipulations, is it
>> true? or are there other languages that are better suited for this?
>>
>> Many thanks for your time,
>>
>> Carolina.
>>

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[Message index]

		Re: Large array memory problem. By: Rick Towler on Tue, 22 November 2005 11:23
		Re: Large array memory problem. By: Mark Hadfield on Tue, 22 November 2005 11:14
		Re: Large array memory problem. By: Pitufa on Tue, 22 November 2005 10:49
		Re: Large array memory problem. By: Paolo Grigis on Tue, 22 November 2005 05:34
		Re: Large array memory problem. By: news.qwest.net on Wed, 23 November 2005 08:26
		Re: Large array memory problem. By: Rick Towler on Mon, 28 November 2005 16:34
		Re: Large array memory problem. By: Greg Hennessy on Tue, 22 November 2005 15:45
		Re: Large array memory problem. By: R.Bauer on Sun, 27 November 2005 01:22
		Re: Large array memory problem. By: Nigel Wade on Thu, 24 November 2005 01:40

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