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Questions tagged [jvisualvm]

jvisualvm is a Java Virtual Machine monitoring, troubleshooting and profiling tool. It is part of Oracle/Sun JDK since JDK 6 update 7 and is based on open-source project VisualVM.

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It would create a new process when put a new war package in the tomcat webapps directory?

In IIS with ASP.NET , if there are two applications put in the it, it would create another two standalone w3wp.exe processes. So how about tomcat with war package? If I put two web1.war and web2.war to the webapps path, it would also create another…
Jason
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Required information for jConsole or jVisualVM to make a remote connection

I am in the process of setting up remote connections for JVM analysis. The connection screens for jconsole or jvisualvm ask for below usage information. usage: hostname:port OR service:jmx:protocol:sap variables are in bold My questions are 1)…
samshers
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Using jvisualvm to explore JVM running under windows SYSTEM user

This is in the context of Windows Jenkins Slaves. The slave runs under the SYSTEM user, and therefore a maven build is running in a JVM running under the SYSTEM user. When this build is behaving unexpectedly, as in taking ages, it would be useful to…
user1638152
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Installing jvisualvm as service giving error

I am trying to install jvisualvm as Windows Service since my Tomcat is also running as Windows Service. I ran following command to install jvisualvm as service: sc create jvisualvm binpath= ...(Location for jvisual.exe without quotes(")) And I get…
Rthp
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How to do X11 forwarding to a virtual machine running on a remote linux host?

I am running a virtual machine on a remote linux host: my machine -> linux host -> virtual machine running on linux host I have X11 forwarding enabled on the linux host, and on the virtual machine. I am trying to run JVisualVM on the virtual machine…
user2533268
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should i increase threadpool?

I am seeing almost 99% of thread in park/wait condition and 1% in running out of threadpool of size 100. CPU usage is 25% and memory just 2GB out of 6 GB allocated. Should I increase threadpool size? I think so because system has enough resource…
Rakesh
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Remote monitoring with java visualvm and JMX

I would like to monitor a remotely running java (spring boot) application with jvisualvm (or jconsole). When running locally, I can see the managed beans in both jvisualvm and jconsole. When running remotely I cannot connect. I tried it with several…
Vinoth
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Vert.x JVisualVM monitoring

I've implemented a REST API with Vert.x and I want to monitor its threads. I package the app as a fat-jar and I'm using JVisualVM and JProfiler for monitoring. When I launch it from the IDE (Intellij) I can see everything, but when I launch it with…
user3159152
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How can I figure out why I see obfuscated methods when profiling Java code?

I've been trying to use the Java VisualVM profiler to figure out ways to make my own code more efficient, but I've noticed that a lot of the method calls I see when I try to do CPU sampling on the running process seem to be obfuscated method names.…
idolos
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Java visualvm missing tabs and disabled buttons

I am trying to profile a remote java app using the visualvm. It connects to the app, but i have no Threads or Profile tabs (only overview, monitor and sampler) and the Perform GC, Heap Dump and all buttons from Sampler are disabled. I have read the…
Tudor Rogojanu
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jvisualvm do not monitor local JBoss application on Windows 7 / Windows 2008

When I start JVisualVM on Windows 7 or Windows 2008 there is no way to find JBoss instances running on the same machine
massimogentilini
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How to get "jvisualvm Threads Inspector" working?

jvisualvm 1.8.0_60 Threads Inspector 1.0.1 is installed and Active but when I open a .hprof file there are no stacks in the "Threads at the heap dump" section of the summary tab, just a list of thread names. Nothing reported on out or…
user1133275
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Monitoring Glassfish 4 on Docker with JVisualVM

I'm not able to connect JVisualVM to Glassfish running on Docker. I'm using the glassfish nightly image and I'm exposing port 8686. On Startup Glassfish is logging the following: JMXStartupService has started JMXConnector on JMXService URL…
lefloh
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Tools available to investigate Tomcat startup time

I am in reference to Tomcat's HowTo improve startup time. Can someone please provide informed advice as to how to determine where Tomcat spends time starting up? Should I use jvisualvm, jstack? Are thread dumps the only way to find out more…
balteo
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understand java metric library units in jvisualVM

Basically i am trying to understand the OneMinuteRate, RateUnit of the metric java library So i have hit the server login method with 51 request using jmeter and now i am trying to make sense of the data. 1 The COUNT gives the total number of times…
Bhuvan
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