Changeset 2482 for XIOS3/dev/XIOS_ATTACHED/src/distribution/grid_remote_connector.cpp

Timestamp:

03/28/23 16:42:11 (15 months ago)

Author:

ymipsl

Message:

First guess in supression of attached mode replaced by online reader and write filters

YM

File:

• XIOS3/dev/XIOS_ATTACHED/src/distribution/grid_remote_connector.cpp (modified) (2 diffs)

XIOS3/dev/XIOS_ATTACHED/src/distribution/grid_remote_connector.cpp

@@ -99 +99 @@
       size_t globalIndexSize = globalIndex.numElements() ;
       
-      size_t allEqual ;
-      MPI_Allreduce(&globalIndexSize, &allEqual, 1, MPI_SIZE_T, MPI_BXOR, localComm_) ;
-      if (allEqual!=0) 
+      size_t minVal,maxVal ;
+      MPI_Allreduce(&globalIndexSize, &minVal, 1, MPI_SIZE_T, MPI_MIN, localComm_) ;
+      MPI_Allreduce(&globalIndexSize, &maxVal, 1, MPI_SIZE_T, MPI_MAX, localComm_) ;
+      if (minVal!=maxVal) 
       {
         isSrcViewDistributed_[i]=true ;
@@ -110 +111 @@
       size_t hashValue=0 ;
       for(size_t ind=0;ind<globalIndexSize;ind++) hashValue += hashGlobalIndex(globalIndex(ind)) ;
-      MPI_Allreduce(&hashValue, &allEqual, 1, MPI_SIZE_T, MPI_BXOR, localComm_) ;
-      if (allEqual!=0) isSrcViewDistributed_[i]=true ;
+      MPI_Allreduce(&hashValue, &minVal, 1, MPI_SIZE_T, MPI_MIN, localComm_) ;
+      MPI_Allreduce(&hashValue, &maxVal, 1, MPI_SIZE_T, MPI_MAX, localComm_) ;
+      if (minVal!=maxVal) isSrcViewDistributed_[i]=true ;
       else isSrcViewDistributed_[i]=false ;
     }