Solution : https://service.sap.com/sap/support/notes/684545 (SAP Service marketplace login required)
Key words : 
zip <z1>32-bit </><z1>linux</>   /oracle/oracle 32-bit/oracle 9, zip <z1>32-bit </><z1>nt_i386</>   /oracle/oracle 32-bit/oracle 9, zip <z1>linux ia64</>   /oracle/oracle 64-bit/oracle 9, bug 3048318bug 3078144bug 2564393these bug fixes, oracle 64-bit    /oracle/oracle 64-bit/oracle 9, 64-bit    /oracle/oracle 64-bit/oracle 9, /oracle/oracle 64-bit/oracle 9, oracle optimizer statistics takes, 4 32-bit/                                        linux/p3197915_9204_generic, 32-bit/                                     nt_i386/p3197915_9204_generic
Related Notes : 
       
| 806554 | FAQ: I/O-intensive database operations | 
| 761745 | Oracle 9: ORA-01031 and ORA-06512 with DBMS_STATS | 
| 706132 | Composite SAP Note: Problems with Oracle 9i | 
| 633914 | Error when executing DBMS_STATS | 
| 354080 | Note collection for Oracle performance problems |