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[charm] Processor load


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  • From: Alvaro Fazenda <alvarofazenda AT gmail.com>
  • To: charm AT cs.uiuc.edu
  • Subject: [charm] Processor load
  • Date: Fri, 2 Aug 2013 20:23:26 -0300
  • List-archive: <http://lists.cs.uiuc.edu/pipermail/charm/>
  • List-id: CHARM parallel programming system <charm.cs.uiuc.edu>

Hi,

When we run a code with AMPI or Charm++ with CentralLB balancer the loads from processors are displayed like the example below:

------------- Processor Data: 4 -------------
Proc 0 (0) Speed 4 Total = 1.000000 Idle = 6.685361 Bg = 0.094592 nObjs = 0
Proc 1 (1) Speed 4 Total = 1.000000 Idle = 6.692279 Bg = 0.000121 nObjs = 0
Proc 2 (2) Speed 4 Total = 1.000000 Idle = 13.588418 Bg = 9.878753 nObjs = 0
Proc 3 (3) Speed 4 Total = 1.000000 Idle = 13.495967 Bg = 9.810379 nObjs = 0

How can I have access to these data (Idle time and Background) in a AMPI program? I didn't find any AMPI function or TCharm procedure to get it.

I know how to get the load from objects or threads (AMPI), but I don't know how to do the same from processors.

Thanks,

Alvaro L. Fazenda
Institute of Science and Technology - Federal University of Sao Paulo (UNIFESP)


  • [charm] Processor load, Alvaro Fazenda, 08/02/2013

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