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Questions tagged [jrockit]

JRockit is a High performance JVM built into Oracle Fusion Middleware.

JRockit, a proprietary Java Virtual Machine (JVM) originally developed by Appeal Virtual Machines and acquired by BEA Systems in 2002,[1] became part of Oracle Fusion Middleware in 2008.

The JRockit code base and the HotSpot virtual machine from Sun Microsystems (now Oracle) are currently being integrated, with the target of releasing a JVM with a combined code base around the release date of JDK 8.

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Unable to generate JFR report from Weblogic Server 10.3.6

I'm running Weblogic Server 10.3.6 and trying to get a JFR report using Java Mission Control. The server exists in my Linux VM and I'm trying to connect to the process from my windows machine using the Mission Control client. While trying to…
seriousgeek
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Sun permgen & JRockit garbage collection

In the Sun JVM, classes that are loaded by the class loader are put in permgen space and never gc'd. (Unless the class loader goes out of scope) It's my understanding that JRockit puts that same data on the heap instead. Is that data then subject…
Striker
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Assertion 'ia_addressID' failed while starting weblogic/OCCAS

I have installed OCCAS 5.1 (wlserver_10.3) and created a domain. I am using jrockit-jdk1.6.0_45-R28.2.7-4.1.0. When I am starting the weblogic, I am getting the below error. As some answers suggested, I have also configured…
Santosh
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Profile the locks in OpenJDK or any Java VM

The thing I want to do is, count how many locks happened during the execution of one JVM application. (I know the lock number may change from run to run, but I just want to get the average number). And I cannot change the application, since it is…
JQian
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How to generate heap dump using jrockit in Windows machine

I need to generate a heap dump. jrockit is being used for java and I have installed weblogic on a Windows PC and not Unix. I can find many answers/command for generating heap dump in unix but none for windows. I have two managed servers and wish to…
Pa1
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NoClassDefFoundError: bea/jmapi/MethodProfileData when profiling app using JRockit Mission Control

We're trying to profile an application running on JBoss 7.1.1, running with the JRockit VM, using Mission Control. The management server is started using jrcmd, and we can attach using the MC console and view VM stats, etc., but if we try to use…
mindcrime
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Any OpenJDK equivalent to JRockit's Weaving/AOP API?

I'm rather impressed by what I see of JRockit's built-in weaving/AOP support. Is there any similarly-easy-to-use support for AOP weaving on OpenJDK? The code I am trying to instrument is often loaded via Maven, so hooking in to classloaders to e.g.…
Michael Ekstrand
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JRockit classloader not being garbage collected

I create an instance of a custom classloader and I want to check if it gets garbage collected once there are no more references to it. This classloader loads custom classes that instantiate objects. There are no outside references to these objects…
Ion Ionascu
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JRockit getting stuck

We've been having issues with the JRockit jvm getting stuck with this stack: "[STUCK] ExecuteThread: '2' for queue: 'weblogic.kernel.Default (self-tuning)'" id=45 idx=0x94 tid=9944 prio=1 alive, in native, daemon at…
Andres Olarte
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JRockit : -XX:+UnlockCommercialFeatures

I would like to know all the list of JRockit memory parameters. Does JRocket has something like "-XX:+UnlockCommercialFeatures".Any Idea
VJS
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JRockit Mission Control: Analyze Hot methods from JFR

We are trying to analyze JFR using JRockit Mission Control. On the JFR, we have the 'Code' tab which has 'Hot Packages' and 'Hot Methods' sub tabs. The Hot Methods is very helpful but generally the Hot methods are some Java API methods like…
Siva Chinni
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The ColdFusion Java Heap works perfect when JRockit Console window is open, but memory use skyrockets then crashes when JRockit Console is closed

We have been having issues with our ColdFusion server and getting the JRE configured properly. In order to troubleshoot what was going on with this, we installed Oracle JRockit and switched over the jvm.config to try and find any memory leaks. Once…
billvsd
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Strange behavior on Weblogic & jRockit 1.4 - IllegalAccessError on classes in packages

I have an extremely strange issue occurring in my application environment. I am using NanoXML on WebLogic 8.1, with jRockit 1.4 (jrockit81sp5_142_08). My first problem was encountering an IllegalAccessError on the class net.n3.nanoxml.XMLUtil. I…
Danubian Sailor
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How to initialize JRockit MBean tree

I have the following code that just lists all MBean names found in platform MBean server: public static void main(final String[] args) throws Exception { initJMX(); } @SuppressWarnings("unchecked") private static void initJMX() throws…
Andrey Adamovich
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Memory Leak WSEndpointImpl

using JRockit R28.1.3-11-141760-1.6.0_24-20110301-1432-linux-x86_64 we experience a memory leak in our j2ee application eventually causing the application to stall. So far I only got to obtain 2 hprof dumps, which I analyzed with eclipse MAT. The…
Thomas Falkenberg
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