Oracle
1Z0-485 · Question #29
1Z0-485 Question #29: Real Exam Question with Answer & Explanation
The correct answer is A. Review the Flash Hit rate via cellcli metrics. B. Compare Optimized Physical Reads and Total Read Requests in Automatic Workload Repository D. Evaluate the Smart Flash Logging efficiency metrics via CellCLI.. C wrong because compute node's OS-Watcher do not run Iostat; Iostat runs only on cell.
Question
After migrating from legacy disk-based configuration, which three approaches would you use to evaluate the efficiency of Exadata Flash Cache?
Options
- AReview the Flash Hit rate via cellcli metrics.
- BCompare Optimized Physical Reads and Total Read Requests in Automatic Workload Repository
- CReview the IOSTAT data that is gathered from each compute node by OS Watcher.
- DEvaluate the Smart Flash Logging efficiency metrics via CellCLI.
- ECheck I/O latency on large I/O to Temp in AWR.
Explanation
C wrong because compute node's OS-Watcher do not run Iostat; Iostat runs only on cell.
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