RAT Replay Runs Too slow Waiting on WRR_ROOT_REPLAY_DATA While Running Query with many Timestamp Columns
(Doc ID 2361794.1)
Last updated on NOVEMBER 04, 2019
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
- The capture takes take so long for replay .
- The AWR shows the time is mainly spent on the CPU while running:
SQL_Text: Select call_ctr, rank, data_type, value from
WRR_ROOT_REPLAY_DATA where file_id = :file_id and call_ctr > :call_ctr order
by call_ctr, rank, data_type
- This query is being called when we executing INSERT INTO with many timstamp columns.
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