Solution : https://service.sap.com/sap/support/notes/191463 (SAP Service marketplace login required)
Key words :
>100 0backup_tape_io_slaves true/false false_io_slaves_disabled true/false falsedisk_asynch_io true/false truetape_asynch_io true/false true 5, larger shared memory communication overhead processing overhead, prerequisites disk_asynch_io = false solution, database writer requires additional processes, 'latch wait list' divide, performance additional key words, database writer process crashes, poor parallel processing, db writer process, frequently asked questions
Related Notes :
183292 | Asynchronous I/O on Sun with Oracle8 |