Merge pull request open-mpi#10352 from edgargabriel/topic/fview-size-longdouble-fix

common/ompio: increase internal default fview size

Author: edgargabriel

ompi/mca/common/ompio/common_ompio.h

@@ -88,7 +88,7 @@
 #define OMPIO_LOCK_SELECTIVE      11
 
 #define OMPIO_FCOLL_WANT_TIME_BREAKDOWN 0
-#define MCA_IO_DEFAULT_FILE_VIEW_SIZE 4*1024*1024
+#define MCA_IO_DEFAULT_FILE_VIEW_SIZE 6*1024*1024
 
 #define OMPIO_UNIFORM_DIST_THRESHOLD     0.5
 #define OMPIO_CONTG_THRESHOLD        1048576