Which two sections of the AWR report shows statistics for X9M Persistent Memory Cache?

The correct answer is C. cell PMEM cache Read Hits in the Database IOs portion of the Performance Summary E. PMEM Cache section within Exadata Smart Statistics. Option C shows the number of read hits from PMEM cache on storage servers which indicates how much data was served from PMEM instead of flash or disk. Option E shows detailed information about PMEM cache such as size, utilization, hit ratio, read latency and write latency.

Exadata Monitoring and Troubleshooting

Question

Options

APMEM Pool cache Read Hits in the Cache Sizes portion of the Report Summary
BPMEM Pool Misses in the Exadata Outlier Summary
Ccell PMEM cache Read Hits in the Database IOs portion of the Performance Summary
DPMEM Cache section within Memory Statistics
EPMEM Cache section within Exadata Smart Statistics

How the community answered

(63 responses)

A
5% (3)
B
6% (4)
C
71% (45)
D
17% (11)

Explanation

Option C shows the number of read hits from PMEM cache on storage servers which indicates how much data was served from PMEM instead of flash or disk. Option E shows detailed information about PMEM cache such as size, utilization, hit ratio, read latency and write latency.

Topics

#AWR report#Persistent Memory Cache#PMEM statistics#Exadata Smart Statistics

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