The following is an example of db_check_space utility output:
Oracle server
+------------------------------------------+
+ Space Information ( /tmp of the machine) +
+------------------------------------------+
Total Size: 2048000 KB. Space Available: 366430 KB 17 % Free
+------------------------------------+
| ORACLE Size Information: |
+------------------------------------+
db total = 276480.0 KB
data used = 25296 KB (9%).\
Parent Topic |