November 2017
Intermediate to advanced
398 pages
10h 14m
English
Content preview from Java 9 High Performance
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Mismanagement of object life cycle: java.lang.OutOfMemoryError: Java heap space
As we saw in the earlier chapter, when the application loads up, Java heap space is created. If for some reason your application is not making old unused objects available to the garbage collector, all these objects are going to consume this limited available space leaving no space for new objects. Hence, when a new object creation request comes in, JVM throws the OutOfMemoryError exception.
Also, in a typical web application scenario, if your application’s traffic increases dramatically, it is going to consume all the available memory to serve these flooded requests. Hence, there will be a time when there won’t be any memory available to support new requests ...
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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.