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awesome-kubernetes/docs/java-and-java-performance-optimization.md

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# Java and java performance optimization
* [reddit.com/r/java](https://www.reddit.com/r/java)
* [Dzone refcard: Java Peformance Optimization](https://dzone.com/refcardz/java-performance-optimization)
* [jenkins.io - Tuning Jenkins GC For Responsiveness and Stability with Large Instances 🌟](https://jenkins.io/blog/2016/11/21/gc-tuning/)
* [blog.openshift.com: Scaling Java Containers 🌟🌟](https://blog.openshift.com/scaling-java-containers/)
* [blog.openshift.com: Performance Metrics (APM) for Spring Boot Microservices on OpenShift](https://blog.openshift.com/performance-metrics-apm-spring-boot-microservices-openshift/)
* [dzone.com: Java RAM Usage in Containers: Top 5 Tips for Not Losing Your Memory](https://dzone.com/articles/java-ram-usage-in-containers-top-5-tips-not-to-los)
* [dzone.com: Running a JVM in a Container Without Getting Killed:](https://dzone.com/articles/running-a-jvm-in-a-container-without-getting-kille) Starting in JDK 9, and earlier if you use JDK 8u131, your JVM can detect how much memory is available when running inside a Docker container.
* [dzone.com: Java Inside Docker: What You Must Know to Not FAIL](https://dzone.com/articles/java-inside-docker-what-you-must-know-to-not-fail) If you've tried Java in containers, particularly Docker, you might have encountered some problems with the JVM and heap size. Here's how to fix it.
* [medium.com/@javachampions : Java is still free](https://itnext.io/java-is-still-free-c02aef8c9e04)
* [Oracle Java 11 and OpenJDK](https://blog.joda.org/2018/09/do-not-fall-into-oracles-java-11-trap.html)
* [developers.redhat.com: The future of Java and OpenJDK updates without Oracle support](https://developers.redhat.com/blog/2018/09/24/the-future-of-java-and-openjdk-updates-without-oracle-support/)
* [redhat.com: The history and future of OpenJDK](https://www.redhat.com/en/blog/history-and-future-openjdk)
* List of Performance Analysis Tools:
* [en.wikipedia.org/wiki/List_of_performance_analysis_tools](https://en.wikipedia.org/wiki/List_of_performance_analysis_tools)
* [InspectIT](https://en.wikipedia.org/wiki/InspectIT)
* [VisualVM](https://en.wikipedia.org/wiki/VisualVM)
* [OverOps](https://en.wikipedia.org/wiki/OverOps)
* [FusionReactor](https://en.wikipedia.org/wiki/FusionReactor)
* etc
* Threadumps + heapdumps + GC analysis tools:
* [tier1app.com](https://tier1app.com/)
* [fastthread.io](https://fastthread.io/)
* [gceasy.io](https://gceasy.io/)
* [heaphero.io](https://heaphero.io/)
* [javarevisited.blogspot.com: The 2020 Java Developer RoadMap 🌟🌟](https://javarevisited.blogspot.com/2019/10/the-java-developer-roadmap.html)
* [Dzone: 7 JVM Arguments of Highly Effective Applications 🌟🌟🌟🌟](https://dzone.com/articles/7-jvm-arguments-of-highly-effective-applications-1) How to use 7 JVM arguments to help increase your application's performance and avoid common memory pitfalls.
## Debugging java applications on openshift and kubernetes
* [blog.openshift.com: Debugging Java Applications On OpenShift and Kubernetes](https://blog.openshift.com/debugging-java-applications-on-openshift-kubernetes/)