/[MITgcm]/MITgcm/eesupp/inc/CPP_EEOPTIONS.h
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revision 1.40 by jmc, Tue Aug 25 20:29:33 2015 UTC revision 1.41 by jmc, Wed Nov 4 20:49:37 2015 UTC
# Line 129  C     assuming locally periodic subdomai Line 129  C     assuming locally periodic subdomai
129    
130  C--   Always cumulate tile local-sum in the same order by applying MPI allreduce  C--   Always cumulate tile local-sum in the same order by applying MPI allreduce
131  C     to array of tiles ; can get slower with large number of tiles (big set-up)  C     to array of tiles ; can get slower with large number of tiles (big set-up)
132  #undef GLOBAL_SUM_ORDER_TILES  #define GLOBAL_SUM_ORDER_TILES
133    
134  C--   Alternative way of doing global sum without MPI allreduce call  C--   Alternative way of doing global sum without MPI allreduce call
135  C     but instead, explicit MPI send & recv calls. Expected to be slower.  C     but instead, explicit MPI send & recv calls. Expected to be slower.
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