Oracle
1Z0-054 · Question #207
You find that in the Top 5 Timed Events section of the Automatic Workload Repository (AWR) report, the wait event buffer busy waits shows significantly high values.The database uses only non-ASSM…
The correct answer is D. using automatic segment space management (ASSM). See the full explanation below for the reasoning.
Question
You find that in the Top 5 Timed Events section of the Automatic Workload Repository (AWR) report, the wait event buffer busy waits shows significantly high values.The database uses only non-ASSM locally managed tablespaces.On further investigation, you find that the contention is on data blocks. Which option would you consider first to decrease the wait event values on a long-term basis?
Options
- Adecreasing PCTUSED
- Bdecreasing PCTFREE
- Cincreasing the number of DBWn processes
- Dusing automatic segment space management (ASSM)
- Eincreasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation
How the community answered
(24 responses)- A8% (2)
- B4% (1)
- D71% (17)
- E17% (4)
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