Free software tools from Azul Systems that help you manage and measure your Java-based deployments


jHiccup

An open source tool that highlights latency outliers.

jHiccup generates “hiccup charts” that show the latency inherent in your app, to the 99.9999th percentile. Hiccup charts show latency across the entire test interval. jHiccup has minimal overhead, is written in Java, and is free. Download here.

jHiccup FAQ

 

jRT Socket Response Tool

jRT provides a quick picture of end-user response time in live apps.

jRT measures the socket response and return time spectrum associated with an application’s network-facing platform. The tool captures the time-series and variability of the socket-based application code, JVM, OS, hypervisor and HW as application response times. Learn More.

 

Azul Inspector

Collects info about Java apps and their environment.

Developers, and performance engineers can use Azul Inspector to quickly determine the JDK version in use, max heap size setting and the values of a variety of other setup variables. More on how Azul Inspector can be used is available here.

Note that Azul Inspector is freely available to download and use without restrictions, but source is not currently available.

 

LatencyUtils

A package of open source tools for latency reporting and analysis. Get it from Github here.

 

 

Additional open source efforts where Azul is active are listed here.

 

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