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单选题

You are investigating the performance of the server and see the following information: Events_waits_summary_global_by_event_name in the performance schema shows that the wait/synch/mutex/sql/LOCK_table_cache event is dominating other wait events. The table_open_cache_overflows status variable is 0. Which action should be taken to remove the performance bottleneck described here?()

发布日期:2022-07-19

You are investigating the performance of the serve...
A

Increase the value of table_definition_cache

B

Increase the value of table_open_cache_instances

C

Decrease the value of table_open_cache_instances

D

Increase the value of table_open_cache

E

Decrease the value of table_definition_cache

F

Decrease the value of table_open_cache

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此试题出现在

Oracle认证考试

1z0-883

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