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Re: IDL Memory Leaks [message #27844 is a reply to message #27671]

Tue, 06 November 2001 06:23

Stein Vidar Hagfors H[1] is currently offline

Stein Vidar Hagfors H[1]
Messages: 56
Registered: February 2000

Member

Myron Brown <brownmz1@jhuapl.edu> writes:

> David,
>
> Thanks. I am using the TEMPORARY function. I know memory is
> leaking because the Windows task manager indicates that my IDL
> process is consuming more and more memory as time goes on. Of
> course, IDL doesn't realize this (i.e. HELP, /MEMORY indicates no
> increase in memory usage).
>
> Two questions:
>
> 1. How does UNDEFINE differ from setting the variable to zero (a and
> b below)? The result appears to be the same, but is it?

In fact, you're quite correct. The amount of space used to store an
undefined variable is exacly the same as that used to store a scalar
zero..

--
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Stein Vidar Hagfors Haugan
ESA SOHO SOC/European Space Agency Science Operations Coordinator for SOHO

NASA Goddard Space Flight Center, Email: shaugan@esa.nascom.nasa.gov
Mail Code 682.3, Bld. 26, Room G-1, Tel.: 1-301-286-9028/240-354-6066
Greenbelt, Maryland 20771, USA. Fax: 1-301-286-0264
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[Message index]

		Re: IDL Memory Leaks By: Myron Brown on Mon, 05 November 2001 13:58
		Re: IDL Memory Leaks By: David Fanning on Mon, 05 November 2001 13:21
		Re: IDL Memory Leaks By: Myron Brown on Mon, 05 November 2001 12:57
		Re: IDL Memory Leaks By: John-David T. Smith on Mon, 05 November 2001 10:24
		Re: IDL Memory Leaks By: David Fanning on Mon, 05 November 2001 10:22
		Re: IDL Memory Leaks By: John-David T. Smith on Tue, 06 November 2001 09:59
		Re: IDL Memory Leaks By: pit on Tue, 06 November 2001 07:15
		Re: IDL Memory Leaks By: Mark Hadfield on Mon, 05 November 2001 17:02
		Re: IDL Memory Leaks By: John-David T. Smith on Mon, 05 November 2001 14:22
		Re: IDL Memory Leaks By: Stein Vidar Hagfors H[1] on Tue, 06 November 2001 06:23
		Re: IDL Memory Leaks By: Jaco van Gorkom on Tue, 06 November 2001 05:16

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