I try to run jstatd jvm monitoring tool on linux machine
jboss@hostAddr:/usr/java/jdk1.6.0_18/bin> uname -a Linux hostAddr 2.6.16.60-0.34-smp #1 SMP Fri Jan 16 14:59:01 UTC 2009 x86_64 x86_64 x86_64 GNU/Linux
with following command:
jstatd -J-Djava.security.policy=~/jstatd.all.policy
jstatd.all.policy contents
grant codebase "file:${java.home}/../lib/tools.jar" { permission java.security.AllPermission; };
Unfortunately I get following output:
Could not create remote object access denied (java.util.PropertyPermission java.rmi.server.ignoreSubClasses write) java.security.AccessControlException: access denied (java.util.PropertyPermission java.rmi.server.ignoreSubClasses write) at java.security.AccessControlContext.checkPermission(AccessControlContext.java:323) at java.security.AccessController.checkPermission(AccessController.java:546) at java.lang.SecurityManager.checkPermission(SecurityManager.java:532) at java.lang.System.setProperty(System.java:725) at sun.tools.jstatd.Jstatd.main(Jstatd.java:122)
For some reason jstatd runs successfully on windows with the same command and policy file.
Linux java version:
java version "1.6.0_18" Java(TM) SE Runtime Environment (build 1.6.0_18-b07) Java HotSpot(TM) 64-Bit Server VM (build 16.0-b13, mixed mode)
Windows java version:
java version "1.6.0_26" Java(TM) SE Runtime Environment (build 1.6.0_26-b03) Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02, mixed mode)
The jstatd command is an RMI server application that monitors for the creation and termination of instrumented Java HotSpot VMs and provides an interface to enable remote monitoring tools to attach to JVMs that are running on the local host. The jstatd server requires an RMI registry on the local host.
Just found following script to run jstatd
. I managed to run jstatd
with this script https://gist.github.com/nicerobot/1375032
#!/bin/sh policy=${HOME}/.jstatd.all.policy [ -r ${policy} ] || cat >${policy} <<'POLICY' grant codebase "file:${java.home}/../lib/tools.jar" { permission java.security.AllPermission; }; POLICY jstatd -J-Djava.security.policy=${policy} &
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