Steps to Recover Database from RMAN Backup TAG

RMAN Script
Hear the RMAN tag is TAG='TAG20160921T013645'
run {
allocate channel ch1 device type DISK;
allocate channel ch2 device type DISK;

Steps to Enable fast_start failover (automatic) in Data Guard(DG) Broker

Assumption:
You have setup the data guard and broker successfully and the apply is working properly

Steps

Steps to Setup Data Guard Broker (DG BROKER) in Oracle 12c RAC Database with ASM

You have setup the data guard in your primary & standby database and apply is working properly. Steps to Setup Data Guard
Primary Configuration
1.      Create the directory structure in Primary ASM as follows. Login as grid/oracle whichever is the owner of the ASM

Steps to Setup / Configure Data Guard and Broker on Oracle 12c RAC ASM Multi Node Database

Assumptions
Primary
Scan              : CLUSCANPROD01
DB Name           : ADMPROD
DB Unique Name    : ADMPROD
Instances         : ADMPROD1 & ADMPROD2
PORT              : 1521
Version & Storage : Oracle 12c with ASM

ORA-16693: requirements not met for enabling fast-start failover

Error Description
Even after setting up all parameters, the data guard enable fast_start failover gives following error.
DGMGRL> enable fast_start failover
Error: ORA-16693: requirements not met for enabling fast-start failover

RMAN Restore Failed RMAN-06100: no channel to restore a backup or copy of datafile n

Problem Description
Rman restore command failed with following error.
RMAN-06100: no channel to restore a backup or copy of datafile

RMAN> run {
set newname for database to new;
restore database;
}

Fix OEM emctl Error: Backend WLS or EM application seems to be down

Problem Description
Unable to launch the OEM as it gives error Backend WLS or EM application seems to be down 
Solution Description
Looks like somewhere it is stuck even though it’s process running on the server. We have to stop all related process and refresh properly. Here is the steps.
 

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