following are the while file of jvm.log. See the last line "java.home=c:\ja".
<?xml version='1.0' encoding='UTF-8'?>
<hotspot_log version='160 1' process='2444' time_ms='1273002413547'>
<vm_version>
<name>
Java HotSpot(TM) Client VM
</name>
<release>
16.2-b04
</release>
<info>
Java HotSpot(TM) Client VM (16.2-b04) for windows-x86 JRE (1.6.0_19-b04), built on Mar 9 2010 00:48:41 by "java_re" with MS VC++ 7.1 (VS2003)
</info>
</vm_version>
<vm_arguments>
<args>
-XX:+UnlockDiagnosticVMOptions -XX:MaxPermSize=192m -XX:NewRatio=2 -XX:+LogVMOutput -XX:LogFile=C:\work\bin\glassfishv3\glassfish\domains\domain1/logs/jvm.log -Xmx512m -javaagent:C:/work/bin/glassfishv3/glassfish/lib/monitor/btrace-agent.jar=unsafe=true,noServer=true -Dosgi.shell.telnet.maxconn=1 -Djdbc.drivers=org.apache.derby.jdbc.ClientDriver -Dfelix.fileinstall.dir=C:\work\bin\glassfishv3\glassfish/modules/autostart/ -Djavax.net.ssl.keyStore=C:\work\bin\glassfishv3\glassfish\domains\domain1/config/keystore.jks -Dosgi.shell.telnet.port=6666 -Djava.security.policy=C:\work\bin\glassfishv3\glassfish\domains\domain1/config/server.policy -Dfelix.fileinstall.poll=5000 -Dcom.sun.aas.instanceRoot=C:\work\bin\glassfishv3\glassfish\domains\domain1 -Dcom.sun.enterprise.config.config_environment_factory_class=com.sun.enterprise.config.serverbeans.AppserverConfigEnvironmentFactory -Dosgi.shell.telnet.ip=127.0.0.1 -Djava.endorsed.dirs=C:\work\bin\glassfishv3\glassfish/modules/endorsed;C:\work\bin\glassfishv3\glassfish/lib/endorsed -Dcom.sun.aas.installRoot=C:\work\bin\glassfishv3\glassfish -Djava.ext.dirs=C:\Java\jdk1.6.0_19/lib/ext;C:\Java\jdk1.6.0_19/jre/lib/ext;C:\work\bin\glassfishv3\glassfish\domains\domain1/lib/ext -Dfelix.fileinstall.bundles.new.start=true -Djavax.net.ssl.trustStore=C:\work\bin\glassfishv3\glassfish\domains\domain1/config/cacerts.jks -Dcom.sun.enterprise.security.httpsOutboundKeyAlias=s1as -Djava.security.auth.login.config=C:\work\bin\glassfishv3\glassfish\domains\domain1/config/login.conf -DANTLR_USE_DIRECT_CLASS_LOADING=true -Dfelix.fileinstall.debug=1 -Dorg.glassfish.web.rfc2109_cookie_names_enforced=false -Djava.library.path=C:/work/bin/glassfishv3/glassfish/lib;C:/Java/jdk1.6.0_19/bin;C:/work/bin/glassfishv3/bin;C:/Windows/Sun/Java/bin;C:/Windows/System32;C:/Windows;C:/work/bin/GetGnuWin32/gnuwin32/bin;C:/Program Files (x86)/CollabNet/Subversion Client;C:/work/bin/maven2/bin;C:/work/bin/db-derby-10.5.3.0-bin/bin;C:/Windows/System32/wbem;C:/Windows/System32/WindowsPowerShell/v1.0;C:/Program Files (x86)/Microsoft SQL Server/90/Tools/Binn;C:/Program Files (x86)/QuickTime/QTSystem;C:/work/scripts
</args>
<command>
com.sun.enterprise.glassfish.bootstrap.ASMain -domainname domain1 -asadmin-args start-domain,,,domain1 -instancename server -verbose false -debug false -asadmin-classpath C:/work/bin/glassfishv3/glassfish/modules/admin-cli.jar -asadmin-classname com.sun.enterprise.admin.cli.AsadminMain -upgrade false -domaindir C:/work/bin/glassfishv3/glassfish/domains/domain1 -read-stdin true
</command>
<launcher>
SUN_STANDARD
</launcher>
<properties>
java.vm.specification.version=1.0
java.vm.specification.name=Java Virtual Machine Specification
java.vm.specification.vendor=Sun Microsystems Inc.
java.vm.version=16.2-b04
java.vm.name=Java HotSpot(TM) Client VM
java.vm.vendor=Sun Microsystems Inc.
java.vm.info=mixed mode, sharing
java.ext.dirs=C:\Java\jdk1.6.0_19/lib/ext;C:\Java\jdk1.6.0_19/jre/lib/ext;C:\work\bin\glassfishv3\glassfish\domains\domain1/lib/ext
java.endorsed.dirs=C:\work\bin\glassfishv3\glassfish/modules/endorsed;C:\work\bin\glassfishv3\glassfish/lib/endorsed
sun.boot.library.path=C:\Java\jdk1.6.0_19\jre\bin
java.library.path=C:/work/bin/glassfishv3/glassfish/lib;C:/Java/jdk1.6.0_19/bin;C:/work/bin/glassfishv3/bin;C:/Windows/Sun/Java/bin;C:/Windows/System32;C:/Windows;C:/work/bin/GetGnuWin32/gnuwin32/bin;C:/Program Files (x86)/CollabNet/Subversion Client;C:/work/bin/maven2/bin;C:/work/bin/db-derby-10.5.3.0-bin/bin;C:/Windows/System32/wbem;C:/Windows/System32/WindowsPowerShell/v1.0;C:/Program Files (x86)/Microsoft SQL Server/90/Tools/Binn;C:/Program Files (x86)/QuickTime/QTSystem;C:/work/scripts
java.home=C:\Ja
[Message sent by forum member 'ghzheng']
http://forums.java.net/jive/thread.jspa?messageID=403407