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Re: IDL memory question [message #12785 is a reply to message #12735]

Thu, 10 September 1998 00:00

Michael Werger
Messages: 34
Registered: May 1997

Member

David Fanning wrote:
....
> Mark Hadfield (m.hadfield@niwa.cri.nz) writes:
....
>> For what it's worth, the win32 version does not have this problem. That is,
>> the Task Manager shows the memory usage increasing when a large array is
>> created and dropping straight back down when it is destroyed.
>
> Apparently the Windows version of IDL is being compiled with
> a special compiler (whose name completely escapes me at the
> moment) that has the ability to give freed memory back to
> the operating system. As many people have pointed out, this
> is NOT a normal feature of most standard operating system
> libraries that use Malloc and Free to allocate and free
> memory.

It is not only the compiler but some cool stuff RSI bought from
another small company especially for this little machines... ;-)

(just a lot of blank lines because my newsgroup mailer stops
me from replying with a shorter reply than the question :-( )
[just opposite to the memory shrink method used in this special
package - they rewrote malloc and free]

--
Michael Werger ------------o
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Astrophysics Division mwerger@astro.estec.esa.nl|
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[Message index]

		IDL memory question By: Eugenio Sansosti on Mon, 07 September 1998 00:00
		Re: IDL memory question By: Michael Werger on Thu, 10 September 1998 00:00
		Re: IDL memory question By: Mark Hadfield on Wed, 09 September 1998 00:00
		Re: IDL memory question By: davidf on Tue, 08 September 1998 00:00

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