List/Grid Tag Archives: GC

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GC impact on throughput and latency

One type of the problems each and every Java application out there has to wrestle with is related to garbage collection. When the garbage collector works, it represents a wonderful ...
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(Part 2 of 3): Synopsis of articles & videos on Performance tuning, JVM, GC in Java, Mechanical Sympathy, et al

This is a continuation of the previous post titled (Part 1 of 3): Synopsis of articles & videos on Performance tuning, JVM, GC in Java, Mechanical Sympathy, et al. Without any ...
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RMI enforcing Full GC to run hourly

During all the troubleshooting exercises I have carried out in my career, I have picked up a feeling that the bugs I am after are evolving and becoming meaner and uglier over time. ...
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Garbage Collector guidelines and tips

These are some of the guidelines and tips I usually look at when I need to tune the GC. Are mostly taken by the following 2 books and few of them from my experience:Java Performance JBoss ...
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Using Intel Performance Counters To Tune Garbage Collection

Introduction I have to admit that I was shocked. Indeed, quite shaken when I realised this advent calendar post would be about garbage collection. The topic of GC has raised such passion ...
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(Part 1 of 3): Synopsis of articles & videos on Performance tuning, JVM, GC in Java, Mechanical Sympathy, et al

I have been contemplating for a number of months about reviewing a cache of articles and videos on topics like Performance tuning, JVM, GC in Java, Mechanical Sympathy, etc… ...
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G1 vs CMS vs Parallel GC

This post is following up the experiment we ran exactly a year ago comparing the performance of different GC algorithms in real-life settings. We took the same experiment, expanded ...
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What Garbage Collector are you using?

Our research labs are humming at full speed. With the recent injection of capital, we can only warrant that the pace at which we keep innovating will only increase. Part of the research ...
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5 Coding Hacks to Reduce GC Overhead

In this post we’ll look at five ways in which we can use efficient coding to help our garbage collector spend less CPU time allocating and freeing memory, and reduce GC overhead. ...
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Java Garbage Collection Distilled

Serial, Parallel, Concurrent, CMS, G1, Young Gen, New Gen, Old Gen, Perm Gen, Eden, Tenured, Survivor Spaces, Safepoints, and the hundreds of JVM startup flags. Does this all baffle ...
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