OAS - 如何調整OAS使用的初始記憶體

如何調整OAS使用的初始記憶體

[root@e1oas03 ~]# ps -ef|grep PD
oracle    3751  3702  0 Feb27 ?        00:06:57 /u01/OracleAS_1/jdk/bin/java -server -Djava.security.policy=/u01/OracleAS_1/j2ee/PD_e1oas03/config/java2.policy -Djava.awt.headless=true -Dhttp.webdir.enable=false -XX:MaxPermSize=128m -Xms32m -Xmx768m -Doracle.ons.oraclehome=/u01/OracleAS_1 -Doracle.home=/u01/OracleAS_1 -Doracle.ons.oracleconfighome=/u01/OracleAS_1 -Doracle.ons.clustername=default -Doracle.ons.instancename=OracleAS_1.e1oas03.rgp.raritan.com -Dopmn.compatible=904 -Doracle.ons.indexid=PD_e1oas03.default_group.1 -Doracle.ons.numprocs=1 -Doracle.ons.uid=208867310 -Doracle.oc4j.groupname=default_group -Doracle.oc4j.instancename=PD_e1oas03 -Doracle.oc4j.islandname=default_group -Doracle.opmn.routingid=g_rt_id -DOPMN=true -jar oc4j.jar -config /u01/OracleAS_1/j2ee/PD_e1oas03/config/server.xml -properties -ports default-web-site:ajp:12501,rmi:12401,rmis:12701,jms:12601

Server Manager: PD_e1oas03 Java Environment Runtime Detail 

Heap Memory Used (Bytes)

18866208

Committed Heap Memory Size (Bytes)

33488896

Maximum Allowed Memory Size (Bytes)

775487488

[root@e1oas01 ~]# ps -ef|grep PD
root      3929  3791  2 Mar02 ?        00:52:28 /u01/OracleAS_1/jdk/bin/java -server -Xmx1024m -Xms1024m -Djava.security.policy=/u01/OracleAS_1/j2ee/PD_e1oas01/config/java2.policy -Djava.awt.headless=true -Dhttp.webdir.enable=false -XX:MaxPermSize=128m -Doracle.ons.oraclehome=/u01/OracleAS_1 -Doracle.home=/u01/OracleAS_1 -Doracle.ons.oracleconfighome=/u01/OracleAS_1 -Doracle.ons.clustername=default -Doracle.ons.instancename=OracleAS_1.e1oas01.rgp.raritan.com -Dopmn.compatible=904 -Doracle.ons.indexid=PD_e1oas01.default_group.1 -Doracle.ons.numprocs=1 -Doracle.ons.uid=1843732547 -Doracle.oc4j.groupname=default_group -Doracle.oc4j.instancename=PD_e1oas01 -Doracle.oc4j.islandname=default_group -Doracle.opmn.routingid=g_rt_id -DOPMN=true -jar oc4j.jar -config /u01/OracleAS_1/j2ee/PD_e1oas01/config/server.xml -properties -ports default-web-site:ajp:12501,rmi:12401,rmis:12701,jms:12601

Server Manager: PD_e1oas01 Java Environment Runtime Detail 

Heap Memory Used (Bytes)

720447720

Committed Heap Memory Size (Bytes)

999358464

Maximum Allowed Memory Size (Bytes)

1034027008 

[root@e1oas02 ~]# ps -ef|grep PD
root      3895  3768  0 Mar02 ?        00:19:58 /u01/OracleAS_1/jdk/bin/java -server -Xmx1024m -Xms1024m -Djava.security.policy=/u01/OracleAS_1/j2ee/PD_e1oas02/config/java2.policy -Djava.awt.headless=true -Dhttp.webdir.enable=false -XX:MaxPermSize=128m -Doracle.ons.oraclehome=/u01/OracleAS_1 -Doracle.home=/u01/OracleAS_1 -Doracle.ons.oracleconfighome=/u01/OracleAS_1 -Doracle.ons.clustername=default -Doracle.ons.instancename=OracleAS_1.e1oas02.rgp.raritan.com -Dopmn.compatible=904 -Doracle.ons.indexid=PD_e1oas02.default_group.1 -Doracle.ons.numprocs=1 -Doracle.ons.uid=745174371 -Doracle.oc4j.groupname=default_group -Doracle.oc4j.instancename=PD_e1oas02 -Doracle.oc4j.islandname=default_group -Doracle.opmn.routingid=g_rt_id -DOPMN=true -jar oc4j.jar -config /u01/OracleAS_1/j2ee/PD_e1oas02/config/server.xml -properties -ports default-web-site:ajp:12503,rmi:12403,rmis:12703,jms:12603

Server Manager: PD_e1oas02 Java Environment Runtime Detail 

Heap Memory Used (Bytes)

902440864

Committed Heap Memory Size (Bytes)

995164160

Maximum Allowed Memory Size (Bytes)

1034027008 

修改方式:

登入application control   http://e1oas03:7777/em/console/

這個步驟之後要restart linux server

shutdown -r now

確認修改之後的結果

[root@e1oas03 ~]# ps -ef|grep PD

oracle    3750  3700 15 05:25 ?        00:00:16 /u01/OracleAS_1/jdk/bin/java -server -Xmx1024m -Xms1024m -Djava.security.policy=/u01/OracleAS_1/j2ee/PD_e1oas03/config/java2.policy -Djava.awt.headless=true -Dhttp.webdir.enable=false -XX:MaxPermSize=128m -Doracle.ons.oraclehome=/u01/OracleAS_1 -Doracle.home=/u01/OracleAS_1 -Doracle.ons.oracleconfighome=/u01/OracleAS_1 -Doracle.ons.clustername=default -Doracle.ons.instancename=OracleAS_1.e1oas03.rgp.raritan.com -Dopmn.compatible=904 -Doracle.ons.indexid=PD_e1oas03.default_group.1 -Doracle.ons.numprocs=1 -Doracle.ons.uid=208867341 -Doracle.oc4j.groupname=default_group -Doracle.oc4j.instancename=PD_e1oas03 -Doracle.oc4j.islandname=default_group -Doracle.opmn.routingid=g_rt_id -DOPMN=true -jar oc4j.jar -config /u01/OracleAS_1/j2ee/PD_e1oas03/config/server.xml -properties -ports default-web-site:ajp:12501,rmi:12402,rmis:12702,jms:12602