Ethan Nicholas's Blog: Understanding Weak References
Understanding Weak References Posted by enicholas on May 04, 2006 at 05:06 PM | Comments (9) Some time ago I was interviewing candidates for a Senior Java Engineer position. Among the many questions I asked was "What can you tell me about weak references?" I wasn't expecting a detailed technical treatise on the subject. I would probably have been satisfied with "Umm... don't they have something to
JVM Performance Tuning (notes) : umbrant
A presentation by Attila Szegedi titled "Everything I Ever Learned about JVM Performance Tuning @twitter" has been floating around for a few months. I've restructured much of the content into a set of notes. This covers the basics of memory allocation and garbage collection in Java, the different garbage collectors available in HotSpot and how they can be tuned, and finally some anecdotes from Att
The Java Memory Model
This web page is a starting point for discussions of and information concerning the Java Memory Model (Chapter 17 of the Java Language Specification). The Java Memory Model defines how threads interact through memory. It used to be somewhat unclear and unnecessarily limiting, and so was revised. This is a reference page for that revision. The official site for JSR 133 - The Java(tm) Memory Model a
What every programmer should know about memory, Part 1
What every programmer should know about memory, Part 1 Please consider subscribing to LWNSubscriptions are the lifeblood of LWN.net. If you appreciate this content and would like to see more of it, your subscription will help to ensure that LWN continues to thrive. Please visit this page to join up and keep LWN on the net. [Editor's introduction: Ulrich Drepper recently approached us asking if we
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