[Dune] memory leaks in AMG

Oliver Sander sander at igpm.rwth-aachen.de
Thu Oct 24 09:11:26 CEST 2013


Am 24.10.2013 04:21, schrieb Jizhou Li:
> Hi Professor Sander,

Hi Mr. Li,

> I use dune-2.2.1 (release). I want to follow along with your post: http://lists.dune-project.org/pipermail/dune/2012-May/011288.html
> I think there might be some memory leak still remaining in amg. Currently I am solving a time dependent problem (parallel). The matrix cannot be coarsened since I use mixed finite element so for convenience I used overlapping BCGS with AMG smoother as directly solver.
> I notice the memory filled up very quickly in my local machine as the code stepping through time for both parallel and serial code. I used valgrind it reports no leaking error. Has there been further discussion on this post?
> 

that post is not mine, and I am not an expert on the amg.  Please post questions like
yours to the dune mailing list dune at dune-project.org (which I cc).  There, more competent
people than me will be able to answer you.

Best,
Oliver Sander

> Thanks
> 
> Jizhou Li
> 


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