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Re: memory leak in volume() [message #92200 is a reply to message #92183]

Wed, 28 October 2015 14:19

chris_torrence@NOSPAM is currently offline

chris_torrence@NOSPAM
Messages: 528
Registered: March 2007

Senior Member

On Tuesday, October 27, 2015 at 5:58:12 PM UTC-6, David Grier wrote:
> Dear Folks,
>
> The Volume() function appears to leak memory in IDL 8.5, leading to frequent
> crashes under both Mac and GNU/linux (Mac: Yosemite 10.10.5, XQuartz 2.7.8;
> Ubuntu 15.04 and 15.10). Running from the command line, a few calls to Volume() will
> cause IDL to quit to the UNIX prompt with a Bus error: 10, which is indicative of a memory leak.
> Crashes are more frequent with large data sets.
>
> Once IDL has crashed this way the first time, restarting IDL and trying to create any function-graphics window will lead to another abrupt crash. The only way to fix this is to restart the X server, for instance by logging out and logging in again.
>
> This is too bad because volumetric rendering is still one of the things that IDL does
> better than the competition, at least IMHO.
>
> TTFN,
>
> David

Hi David,
Have you tried switching to software rendering instead of hardware? You can do that by either setting an IDL preference or using renderer=1 when calling volume().
-Chris

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[Message index]

		memory leak in volume() By: dg86 on Tue, 27 October 2015 16:58
		Re: memory leak in volume() By: Helder Marchetto on Wed, 28 October 2015 03:39
		Re: memory leak in volume() By: chris_torrence@NOSPAM on Wed, 28 October 2015 14:19
		Re: memory leak in volume() By: dg86 on Wed, 28 October 2015 17:03
		Re: memory leak in volume() By: chris_torrence@NOSPAM on Fri, 06 November 2015 10:00

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