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ORA-16579: bad network state detected


DGMGRL> show configuration;

Configuration – dg_prmydb_config

Protection Mode: MaxPerformance
stbydb – Primary database
Error: ORA-16579: bad network state detected

prmydb – Physical standby database

Fast-Start Failover: DISABLED

Configuration Status:
ERROR (status updated 0 seconds ago)

DGMGRL> show database stbydb

Database – stbydb

Intended State: TRANSPORT-ON

Database Status:
DGM-17016: failed to retrieve status for database “stbydb”
ORA-16662: network timeout when contacting a member



Check alert log file of respective database.

in my case alertlog file shows ASM mount point space exhausted

ORA-19504: failed to create file “+DATA1”
ORA-17502: ksfdcre:4 Failed to create file +DATA1
ORA-15041: diskgroup “DATA1” space exhausted
ARC2: Error 19504 Creating archive log file to ‘+DATA1’

I cleared some space by backup and cleaning up archive log file.










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