Relative values should be preferred over absolute values
@@ -124,7 +124,9 @@ void fio_malloc_test(void);
#define FIO_MEMORY_BLOCK_SLICES (FIO_MEMORY_BLOCK_SIZE >> 4) /* 16b slices */
#endif
#ifndef FIO_MEMORY_BLOCK_ALLOC_LIMIT
-#define FIO_MEMORY_BLOCK_ALLOC_LIMIT ((FIO_MEMORY_BLOCK_SIZE >> 2) + 4096)
+/* defaults to 37.5% of the block */
+#define FIO_MEMORY_BLOCK_ALLOC_LIMIT \
+ ((FIO_MEMORY_BLOCK_SIZE >> 2) + (FIO_MEMORY_BLOCK_SIZE >> 3))
#endif
#endif /* H_FIO_MEM_H */
