Dataguard

ORA-16853: apply lag has exceeded specified threshold

I got the below error in one of my standby environment. Error – ORA-16853: apply lag has exceeded specified threshold

DGMGRL> show database dev12cdr

Database - dev12cdr

  Role:               PHYSICAL STANDBY
  Intended State:     APPLY-ON
  Transport Lag:      4 minutes 37 seconds (computed 32 seconds ago)
  Apply Lag:          4 minutes 37 seconds (computed 32 seconds ago)
  Average Apply Rate: (unknown)
  Real Time Query:    OFF
  Instance(s):
    dev12c

  Database Warning(s):
    ORA-16853: apply lag has exceeded specified threshold

Database Status:
WARNING

DGMGRL>

Cause: This is due the Apply Lag Threshold. Check and modify the dataguard configuration parameter ApplyLagThreshold.

Solution: Modify the ApplyLagThreshold parameter in database configuration

show database verbose dev12cdr;
edit database dev12cdr set property ApplyLagThreshold=3600;