Fixing 256 processors

build_vcluster.sh

@@ -77,15 +77,15 @@ then
  make
  if [ $? -ne 0 ]; then exit 1 ; fi
 
- salloc --nodes=1 --ntasks-per-node=16 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 16 src/vcluster
+ salloc -n16 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 16 src/vcluster
  if [ $? -ne 0 ]; then exit 1 ; fi
- salloc --nodes=2 --ntasks-per-node=16 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 32 src/vcluster
+ salloc -n=32 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 32 src/vcluster
  if [ $? -ne 0 ]; then exit 1 ; fi
- salloc --nodes=4 --ntasks-per-node=16 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 64 src/vcluster
+ salloc -n=64 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 64 src/vcluster
  if [ $? -ne 0 ]; then exit 1 ; fi
- salloc --nodes=8 --ntasks-per-node=16 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 128 src/vcluster
+ salloc -n=128 --time=00:05:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 128 src/vcluster
  if [ $? -ne 0 ]; then exit 1 ; fi
- salloc --nodes=16 --ntasks-per-node=16 --time=00:5:00 --mem-per-cpu=1900 --partition=sandy mpirun -np 256 src/vcluster
+ salloc -n=256 --time=00:5:00 --mem-per-cpu=1900 --partition=sandy  mpirun -np 256 src/vcluster
  if [ $? -ne 0 ]; then exit 1 ; fi
 
 else

configure.ac

@@ -100,7 +100,7 @@ AC_CHECK_LIB(rt, clock_gettime,[DEFAULT_LIB+=" -lrt "],[],[])
 
 ##### CHECK FOR BOOST ##############
 
-AX_BOOST([1.41],[],[])
+AX_BOOST([1.52],[],[])
 
 ####### Checking for GPU support
 

src/VCluster.hpp

@@ -453,6 +453,10 @@ public:
 		sendrecvMultipleMessagesPCX(prc.size(),(size_t *)map.getPointer(),(size_t *)sz_send.getPointer(),(size_t *)prc.getPointer(),(void **)ptr_send.getPointer(),msg_alloc,ptr_arg,opt);
 	}
 
+	MPI_Request bar_req;
+	// barrier status
+	MPI_Status bar_stat;
+
 	/*! \brief Send and receive multiple messages local
 	 *
 	 * It send multiple messages to the near processor the and receive
@@ -508,7 +512,6 @@ public:
 		int flag = false;
 
 		bool reached_bar_req = false;
-		MPI_Request bar_req;
 
 		log.start(10);
 
@@ -556,9 +559,6 @@ public:
 				{MPI_SAFE_CALL(MPI_Ibarrier(MPI_COMM_WORLD,&bar_req));reached_bar_req = true;}
 			}
 
-			// barrier status
-			MPI_Status bar_stat;
-
 			// Check if all processor reached the async barrier
 			if (reached_bar_req)
 			{MPI_SAFE_CALL(MPI_Test(&bar_req,&flag,&bar_stat))};