June 2018
Intermediate to advanced
316 pages
6h 34m
English
Content preview from Mastering High Performance with Kotlin
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Analyzing class loaders
Class loaders load classes into the Permanent Generation section of memory. The size of this section is also restricted, and the GC works with this section only during major garbage collection. There are different class loaders, and, as a result, the heap can contain duplicated classes. Therefore, it's important to explore class loaders when analyzing the heap. To get an overview of class loaders, you use the Class Loader Explorer, which shows loaders along with their number of defined classes and the number of created instances:
To find duplicated classes, you can see the Duplicate Class table, which looks as follows: ...
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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.