Скачать или смотреть How to troubleshoot Microservice’s OutOfMemoryError: Metaspace

Recently we confronted an interesting ‘java.lang.OutOfMemoryError: Metaspace’ problem in a Microservice application. This Microservice application will run smoothly for initial few hours, later it will start to throw java.lang.OutOfMemoryError: Metaspace. In this video let us share the steps we pursued to troubleshoot this problem.

If you liked this video, you'll love our Java Performance Masterclass. Learn more:
https://ycrash.io/java-performance-tr...

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Topics covered:

00:30 - Application running on AWS
00:44 - Application Crashing
00:52 - JVM memory Regions
02:12 - Metaspace region having problem
02:21 - Enabling GC Logs
02:58 - Logs uploaded in GCeasy tool
03:20 - Heap Usage Graph
06:49 - Metaspace Graph
07:47 - Approaches to study the Metaspace contents
08:02 - Heap dump approach
08:18 - What is the problem?
08:52 - Solution!

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Links shared in the video:

Metadata Details:
https://docs.oracle.com/javase/specs/...

Types of java.lang.OutOfMemoryError:
https://blog.gceasy.io/2022/01/03/dif...

JVM memory regions:
   • JVM Memory Explained Simply: A Visual Guid...  

How to enable GC Logs:
https://blog.gceasy.io/2017/10/17/wha...

Overhead added by Garbage Collection Logging:
https://blog.gceasy.io/2021/08/17/ove...

Benefits of garbage collection log:
https://blog.gceasy.io/2021/07/08/i-d...

GC log analysis report:
https://gceasy.io/my-gc-report.jsp?p=...

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Read more in this blog:

https://blog.ycrash.io/2022/07/26/tro...

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Our Tools:

yCrash: https://yCrash.io/
GCeasy: https://gceasy.io/
HeapHero: https://heaphero.io/
fastThread Tool: https://fastthread.io/

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SRE Community:

Need help in troubleshooting your performance problems?
Post here: https://answers.ycrash.io/

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Related videos:
JVM memory regions:
   • JVM Memory Explained Simply: A Visual Guid...  

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