Setup Glowroot APM for Java Application

Glowroot

Glowroot prides itself on being a quick, spotless and straightforward APM instrument. It will permit following catch for slow requests and mistakes, and you'll have the capacity to log time follow for every client activity, just as SQL catch and collection. The apparatus additionally exhibits a recorded move up of all information with configurable maintenance. 

It gives graphs to envision reaction time breakdown and reaction time percentiles, and its responsive UI will enable you to screen your application from your cell phones just as your work area.

Architecture

To begin with Glowroot, you have to download and unzip the installation file and include - javaagent:path/to/glowroot.jar to your application's JVM contentions. After you begin your application, all that is left is indicating the browser to http://localhost:4000. 

When the device is ready for action, you'll get consistent profiling, alongside having the capacity to set up alarms for reaction time percentiles and MBean properties. Glowroot offers full help for async demands that range various strings, and it bolsters Tomcat, TomEE, JBoss EAP, Wildfly, Jetty, and Glassfish.

Highlights 

Follow catch for moderate solicitations and blunders 
Nonstop profiling (with helpful sifting) 
Reaction time breakdown diagrams 
Reaction time percentile diagrams 
SQL catch and accumulation 
Administration call catch and accumulation 
MBean property catch and outlines 
Configurable cautioning 

Overhead

Overhead is minimal to the point that it is hard to gauge on most applications where the overhead loses all sense of direction in the raced to-run change. 
We need to utilize excessively quick microservices with reaction times in the microseconds so as to dependably identify and quantify Glowroot's overhead. 
The benchmark beneath is kept running against an exceptionally quick dropwizard-based microservice (benchmarking is performed utilizing the great JMH).

Getting started with setup

1. Download and unzip glowroot-0.13.0-dist.zip
2. Add -javaagent:path/to/glowroot.jar to your application's JVM arguments.
3. Confirm that the user that runs JVM has write access to the glowroot folder.
4. Start your java application.
5. Open http://localhost:4000 in your browser.

Complete metrics of each request and error traces are visualised very clearly in the glowroot dashboard.