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Database post 12.2 upgrade issue due to Scheduler Autotask running duplicate jobs during maintenance windows and increased resource consumption is observed: According to MOS Doc…
This article describes the detailed step by step installation of Oracle RAC 12cR1 on Oracle Linux 6.5 using Virtual Box. In each separate section, a…
The RMAN “DUPLICATE TARGET DATABASE TO <auxdbname> FROM ACTIVE DATABASE” command fails from time to time… The research revealed a strange buggy behavior explained in…
The RMAN log look like something: Look into the alert log and see if you can find something related with memory: If yes… To fix…
While trying to drop a materialized view, the session waits on the following query: This wait is due to usage tracking enabled for MVIEW operations…
After Dbca Database Creation, Other Database Terminated With ORA-27300/ORA-27301/ORA-27302/ORA-27303
Version 12.1.0.2 to 12.2.0.1 [Related Doc ID 2406287.1 ] You may get in the alert log something like: This happens due to srvctl command changing…
WHAT IS RESOURCE MANAGER Resource Manager, is an Oracle database embedded resource allocation/scheduling mechanism that enables us to manage multiple different database workloads by assigning…
1> Show the enabled policies: 2> Flush the Audit Trail: 3> Clean the Audit Trail: Note: This might get an error -> ORA-00054: resource busy…