Database not using flashcache and IORM dbPlan is using profile
Last updated on NOVEMBER 17, 2016
Applies to:Oracle Exadata Storage Server Software - Version 126.96.36.199.0 and later
Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
IORM interdatabase plans now support profiles that improve manageability of interdatabase plans for environments with many databases.
Minimum software: Exadata cell software release 184.108.40.206.0 running Oracle Database 12c Release 1 (12.1) release 220.127.116.11 Exadata Bundle Patch 4.
- Database performance is slow.
- AWR report shows "cell single block physical" Wait Avg & user/IO is high
- An inter-database IORM plan with profile directives is created on the cell.
- A database initialization parameter db_performance_profile is used as a requirement for use of IORM profiles see MOS Note - 1363188.1
AWR report shows Flash Cache Savings with little percentage on the Database Flash Cache but Cell usage is high:
Flash Cache Internal Reads also report no flashcache usage:
Upgraded to 18.104.22.168 Bundle Patch 4 or higher
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