add collision counter

Author: Jonathanlyj

src/drivers/include/common.h

@@ -74,6 +74,8 @@ NCI_Free_fn(void *ptr, const int lineno, const char *func,
 #define NCI_Realloc(a,b) NCI_Realloc_fn(a,b,__LINE__,__func__,__FILE__)
 #define NCI_Free(a)      NCI_Free_fn(a,__LINE__,__func__,__FILE__)
 
+extern int cls_counter;
+
 extern int
 ncmpii_inq_malloc_size(size_t *size);
 

src/drivers/ncmpio/ncmpio_close.c

@@ -31,7 +31,7 @@
 #ifdef ENABLE_SUBFILING
 #include "ncmpio_subfile.h"
 #endif
-
+int cls_counter = 0;
 /*----< ncmpio_free_NC() >----------------------------------------------------*/
 void
 ncmpio_free_NC(NC *ncp)
@@ -214,7 +214,13 @@ ncmpio_close(void *ncdp)
     }
 
     /* free up space occupied by the header metadata */
+    int rank;
+    MPI_Comm_rank(ncp->comm, &rank);
+    cls_counter = 0;
     ncmpio_free_NC(ncp);
+    if (rank == 0){
+        printf("cls_counter: %d\n", cls_counter);   
+    }
 
     return status;
 }

src/drivers/ncmpio/ncmpio_hash_func.c

@@ -318,6 +318,7 @@ ncmpio_hash_table_free(NC_nametable *nameT, int hash_size)
     for (i=0; i<hash_size; i++) {
         if (nameT[i].num > 0)
             NCI_Free(nameT[i].list);
+            cls_counter += nameT[i].num - 1;
         nameT[i].num = 0;
     }
 }