1)Take a backup of below files /test/inst/apps/TEST_test02/ora/10.1.3/opmn/conf/opmn.xml
and $CONTEXT_FILE2)Modify $CONTEXT_FILE as followsFrom<oacore_nprocs oa_var="s_oacore_nprocs">1</oacore_nprocs>To<oacore_nprocs oa_var="s_oacore_nprocs">4</oacore_nprocs>3)Modify /test/inst/apps/TEST_test02/ora/10.1.3/opmn/conf/opmn.xml file
as followsunder oacore section modify as follows(<process-type id="oacore" module-id="OC4J" status="enabled"working-dir="$ORACLE_HOME/j2ee/home">)From<process-set id="default_group" numprocs="1"/>To<process-set id="default_group" numprocs="4"/>4)Bounce Apache services
In pre
$ adapcctl.sh status
You are running adapcctl.sh version 120.7.12010000.2
Checking status of OPMN managed Oracle HTTP Server (OHS) instance ...
Processes in Instance: TEST_test02.test02.hyd.com
---------------------------------+--------------------+---------+---------
ias-component | process-type | pid | status
---------------------------------+--------------------+---------+---------
OC4JGroup:default_group | OC4J:oafm | 2023 | Alive
OC4JGroup:default_group | OC4J:oacore | 1899 | Alive
HTTP_Server | HTTP_Server | 1814 | Alive
In post
$ adapcctl.sh status
You are running adapcctl.sh version 120.7.12010000.2
Checking status of OPMN managed Oracle HTTP Server (OHS) instance ...
Processes in Instance: TEST_test02.test02.hyd.com
---------------------------------+--------------------+---------+---------
ias-component | process-type | pid | status
---------------------------------+--------------------+---------+---------
OC4JGroup:default_group | OC4J:oafm | 17348 | Alive
OC4JGroup:default_group | OC4J:oacore | 17347 | Alive
OC4JGroup:default_group | OC4J:oacore | 17345 | Alive
OC4JGroup:default_group | OC4J:oacore | 17346 | Alive
OC4JGroup:default_group | OC4J:oacore | 17340 | Alive
HTTP_Server | HTTP_Server | 17339 | Alive
adapcctl.sh: exiting with status 0
adapcctl.sh: check the logfile /test/inst/apps/TEST_test02/logs/appl/admin/log/adapcctl.txt for more information ...