JVM heap size/properties by using wsadmin utillity

How to get JVM heap size/properties by using wsadmin utillity
—————————————————————————-

1.)Type below command from wsadmin prompt
———————————————————-
wsadmin>$AdminTask showJVMProperties {-serverName server1 -nodeName myhostNode01}

Output
——–
{classpath {}} {bootClasspath {}} {verboseModeClass false} {verboseModeGarbageCollection false} {verboseModeJNI false} {initialHeapSize 258} {maximumHeapSize 512} {runHProf false} {hprofArguments {}} {debugMode false} {debugArgs -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=7777} {genericJvmArguments {}} {executableJarFileName {}} {disableJIT false} {osName {}} {internalClassAccessMode ALLOW}

OR

2.)Type below command from the OS prompt
——————————————————-
[root@myhost bin]# ./wsadmin.sh -c ‘$AdminTask showJVMProperties {-serverName server1 -nodeName
myhostNode01}’

Output
——–
Realm/Cell Name: <default>
Username: root
Password:

WASX7209I: Connected to process “dmgr” on node myhostCellManager01 using SOAP connector; The type of process is: DeploymentManager

{classpath {}} {bootClasspath {}} {verboseModeClass false} {verboseModeGarbageCollection false} {verboseModeJNI false} {initialHeapSize 258} {maximumHeapSize 512} {runHProf false} {hprofArguments {}} {debugMode false} {debugArgs -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=7777} {genericJvmArguments {}} {executableJarFileName {}} {disableJIT false} {osName {}} {internalClassAccessMode ALLOW}

OR

3.)Type below command from the OS prompt
——————————————————-
[root@myhost bin]# ./wsadmin.sh -c “\$AdminTask showJVMProperties {-serverName server1 -nodeName
myhostNode01}”

Output
———
Realm/Cell Name: <default>
Username: root
Password:
WASX7209I: Connected to process “dmgr” on node
myhostCellManager01 using SOAP connector; The type of process is: DeploymentManager

{classpath {}} {bootClasspath {}} {verboseModeClass false} {verboseModeGarbageCollection false} {verboseModeJNI false} {initialHeapSize 258} {maximumHeapSize 512} {runHProf false} {hprofArguments {}} {debugMode false} {debugArgs -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=7777} {genericJvmArguments {}} {executableJarFileName {}} {disableJIT false} {osName {}} {internalClassAccessMode ALLOW}

Note:- Kindly note that the difference between second and third command is only the quotes,Commands

inside a double quotes require \ prefix for $ symbol.