diff --git a/src/backend/storage/buffer/buf_table.c b/src/backend/storage/buffer/buf_table.c
index dc439940fa..ac651b98e6 100644
--- a/src/backend/storage/buffer/buf_table.c
+++ b/src/backend/storage/buffer/buf_table.c
@@ -31,7 +31,7 @@ typedef struct
 	int			id;				/* Associated buffer ID */
 } BufferLookupEnt;
 
-static HTAB *SharedBufHash;
+HTAB *SharedBufHash;
 
 
 /*
diff --git a/src/backend/utils/hash/dynahash.c b/src/backend/utils/hash/dynahash.c
index 3babde8d70..294516ef01 100644
--- a/src/backend/utils/hash/dynahash.c
+++ b/src/backend/utils/hash/dynahash.c
@@ -195,6 +195,11 @@ struct HASHHDR
 	long		ssize;			/* segment size --- must be power of 2 */
 	int			sshift;			/* segment shift = log2(ssize) */
 	int			nelem_alloc;	/* number of entries to allocate at once */
+	int alloc;
+	int reuse;
+	int borrow;
+	int assign;
+	int ret;
 
 #ifdef HASH_STATISTICS
 
@@ -963,6 +968,7 @@ hash_search(HTAB *hashp,
 									   foundPtr);
 }
 
+extern HTAB *SharedBufHash;
 void *
 hash_search_with_hash_value(HTAB *hashp,
 							const void *keyPtr,
@@ -1354,6 +1360,8 @@ get_hash_entry(HTAB *hashp, int freelist_idx)
 					hctl->freeList[freelist_idx].nentries++;
 					SpinLockRelease(&hctl->freeList[freelist_idx].mutex);
 
+					if (hashp == SharedBufHash)
+						elog(LOG, "BORROWED: %d", ++hctl->borrow);
 					return newElement;
 				}
 
@@ -1363,6 +1371,8 @@ get_hash_entry(HTAB *hashp, int freelist_idx)
 			/* no elements available to borrow either, so out of memory */
 			return NULL;
 		}
+		else if (hashp == SharedBufHash)
+			elog(LOG, "ALLOCED: %d", ++hctl->alloc);
 	}
 
 	/* remove entry from freelist, bump nentries */