Dynamic load-balancing of finite element applications with the DRAMA library

被引:30
作者
Basermann, A
Clinckemaillie, J
Coupez, T
Fingberg, J
Digonnet, H
Ducloux, R
Gratien, JM
Hartmann, U
Lonsdale, G
Maerten, B
Roose, D
Walshaw, C
机构
[1] NEC Europe Ltd, C&C Res Labs, D-53757 St Augustin, Germany
[2] ESI SA, F-94578 Rungis, France
[3] Ecole Mines Armines, CEMEF, F-06904 Sophia Antipolis, France
[4] Transvalor SA, Les Espaces Delta, F-06901 Sophia Antipolis, France
[5] Katholieke Univ Leuven, Dept Comp Sci, B-3001 Heverlee, Belgium
[6] Univ Greenwich, Ctr Numer Modelling & Proc Anal, London SE10 9LS, England
关键词
dynamic load-balancing; software library; mesh partitioning; finite element;
D O I
10.1016/S0307-904X(00)00043-3
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The DRAMA library, developed within the European Commission funded (ESPRIT) project DRAMA, supports dynamic load-balancing for parallel (message-passing) mesh-based applications. The target applications are those with dynamic and solution-adaptive features. The focus within the DRAMA project was on finite element simulation codes for structural mechanics. An introduction to the DRAMA library will illustrate that the very general cost model and the interface designed specifically for application requirements provide simplified and effective access to a range of parallel partitioners. The main body of the paper will demonstrate the ability to provide dynamic load-balancing for parallel FEM problems that include: adaptive meshing, re-meshing, the need for multi-phase partitioning. (C) 2000 Elsevier Science Inc. All rights reserved.
引用
收藏
页码:83 / 98
页数:16
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