WARNING: Subscription for node down event still pending


This is something interesting that I found on one of the searches.

Warning Appear like the following :


[oracle@sun3 ~]$ cat /u01/app/oracle/product/10.2.0/network/log/listener1.log

19-NOV-2012 14:00:19 * (CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl1)(CID=(PROGRAM=sqlplus@sun3)(HOST=sun3)(USER=oracle))) * (ADDRESS=(PROTOCOL=tcp)(HOST=10.10.10.4)(PORT=53680)) * establish * orcl1 * 12514
TNS-12514: TNS:listener does not currently know of service requested in connect descriptor
19-NOV-2012 14:01:02 * ping * 0
19-NOV-2012 14:08:34 * service_update * orcl1 * 0
19-NOV-2012 14:18:37 * service_update * orcl1 * 0
WARNING: Subscription for node down event still pending
19-NOV-2012 14:23:32 * (CONNECT_DATA=(CID=(PROGRAM=)(HOST=sun3)(USER=oracle))(COMMAND=status)(ARGUMENTS=64)(SERVICE=LISTENER)(VERSION=169869568)) * status * 0
19-NOV-2012 14:23:59 * (CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl1)(CID=(PROGRAM=sqlplus@sun3)(HOST=sun3)(USER=oracle))) * (ADDRESS=(PROTOCOL=tcp)(HOST=10.10.10.4)(PORT=53505)) * establish * orcl1 * 12514
TNS-12514: TNS:listener does not currently know of service requested in connect descriptor
19-NOV-2012 14:28:40 * service_update * orcl1 * 0
19-NOV-2012 14:30:38 * (CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl1)(CID=(PROGRAM=sqlplus@sun3)(HOST=sun3)(USER=oracle))) * (ADDRESS=(PROTOCOL=tcp)(HOST=10.10.10.4)(PORT=5290)) * establish * orcl1 * 12514
TNS-12514: TNS:listener does not currently know of service requested in connect descriptor
19-NOV-2012 14:38:43 * service_update * orcl1 * 0
WARNING: Subscription for node down event still pending



Solution 



In Listener.ora add the following :

SUBSCRIBE_FOR_NODE_DOWN_EVENT_=OFF


Thanks.
NJ