How to Resolve ORA-12519: TNS:no appropriate service handler found (DBD ERROR: OCIServerAttach)
ORA-12519 in Enterprise Manager Found ORA-12519 when trying to connect to the database by using dbconsole
Cloud Control
How to Resolve Cannot Run Program Nmo Due to Permission Problems
An error message like the following in Cloud Control 12c could happen when you are going to operate the agent on the target, it indicated… Read More »How to Resolve Cannot Run Program Nmo Due to Permission Problems
How to Resolve Unable to Switchover in Cloud Control 12c Due to a Bug
When you make a switchover in Cloud Control 12c, it might show an error message to prevent you to proceed, especially when you are using… Read More »How to Resolve Unable to Switchover in Cloud Control 12c Due to a Bug
How to Resolve "Failed to Connect to the Target Database" in Cloud Control 12c
Failed to Connect to the Target Database Here is my case, I added a cluster database named primdb.example.com followed by the service name of itself… Read More »How to Resolve "Failed to Connect to the Target Database" in Cloud Control 12c
Data Guard in Cloud Control 12c (4/4) - Convert a Standby Database to Snapshot
Data Guard in Cloud Control 12c (3/4) - Switchover to Standby Database. Here we are going to do a conversion of standby database. First of… Read More »Data Guard in Cloud Control 12c (4/4) - Convert a Standby Database to Snapshot
Data Guard in Cloud Control 12c (3/4) - Switchover to Standby Database
Data Guard in Cloud Control 12c (2/4) - Monitor Performance and Verify Configuation Here we are going to do a switchover in CC. Click [Switchover]… Read More »Data Guard in Cloud Control 12c (3/4) - Switchover to Standby Database
Data Guard in Cloud Control 12c (2/4) - Monitor Performance and Verify Configuation
Data Guard in Cloud Control 12c (1/4) - Basic Administration Let's go to "Data Guard Performance" page to monitor Data Guard performance. The page shows… Read More »Data Guard in Cloud Control 12c (2/4) - Monitor Performance and Verify Configuation
Data Guard in Cloud Control 12c (1/4) - Basic Administration
Data Guard in Cloud Control 12c (0/4) - An Overview Go to database main page which lists all the databases that can be monitored and… Read More »Data Guard in Cloud Control 12c (1/4) - Basic Administration
Data Guard in Cloud Control 12c (0/4) - An Overview
After adding both primary and standby cluster databases in CC which can relate the two in a data guard architecture, then we can operate some… Read More »Data Guard in Cloud Control 12c (0/4) - An Overview
How to Deconfigure Enterprise Manager Database Control
Before installing Grid or Cloud Control, you must deconfigure the original dbconsole from the repository that Grid Control resides in. Let's see an example, in… Read More »How to Deconfigure Enterprise Manager Database Control