Client connects to all instances in RAC for DTP service (Doc ID 2242632.1)

Last updated on MARCH 13, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Client connects to all instances in RAC for DTP service:

$ srvctl config service -s RNK_TCPS -d rnkdb
Service name: RNKDB_TCPS
Service is enabled
Server pool: rnkdb_TCPS
Cardinality: 1
Disconnect: false
Service role: PRIMARY
Management policy: AUTOMATIC
DTP transaction: true --------->
AQ HA notifications: true
Failover type: SELECT
Failover method: BASIC
TAF failover retries: 15
TAF failover delay: 2
Connection Load Balancing Goal: LONG
Runtime Load Balancing Goal: NONE
TAF policy specification: BASIC
Edition:
Preferred instances: rnkdb1 ----->
Available instances: rnkdb2 ---->

 

SQL> select name,dtp from dba_services;

NAME D
---------------------------------------------------------------- -
SYS$BACKGROUND N
SYS$USERS N
...
RNK_TCPS Y

 

Cause

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