March 2004
Intermediate to advanced
560 pages
14h 38m
English
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12.5. Using Large Java Heap Sizes
Since Java uses garbage collection to manage its memory usage, the amount of heap memory available can be critical to achieving respectable performance. Not having a large enough heap may cause the JVM to constantly perform garbage collections in an attempt to free memory required to allocate additional objects for the Java application. Too much time spent garbage collecting can dramatically reduce the application's response time and throughput. The amount of heap memory available in early Java 1 versions was limited.. The Java 2 releases 1.3 and 1.4 provide the most heap available for 32-bit applications, while Java 2 release 1.4 and subsequent releases can provide an enormous amount of heap using the 64-bit ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.