The Concurrent Mark Sweep (CMS) Collector Vs The Garbage First or G1 garbage collector

G1 Garbage Collector got introduced in Java 7. People already written on this subject. Just giving links. Please go through and take care of GC Configurations.

 

Java Garbage Collection Basics

http://www.oracle.com/webfolder/technetwork/tutorials/obe/java/gc01/index.html

http://docs.oracle.com/javase/7/docs/technotes/guides/vm/G1.html

Bench marking

http://java-is-the-new-c.blogspot.com/2013/07/tuning-and-benchmarking-java-7s-garbage.html

 

To check quickly, check following in JVM Params

-XX:+UseG1GC

-XX:+UseConcMarkSweepGC

 

Multithreaded Custom Class Loaders in Java SE 7

http://docs.oracle.com/javase/7/docs/technotes/guides/lang/cl-mt.html

-o-

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