Solution : https://service.sap.com/sap/support/notes/1462435 (SAP Service marketplace login required)
Key words :
direct path read temp direct path read direct path write temp direct path write db file parallel write statuses, client db file sequential read db file scattered read, system automatically collects performance data, awr determines actual cpu consumption, ash return consistent information, parsing-related sql statements, important performance data, automatic workload repository, longer-term storage, dynamic sampling accesses
Related Notes :
| 853576 | Oracle 10g: Performance analysis w/ ASH and Oracle Advisors |