Modern garbage collection alvin January 28, 2017 - 10:52am

From the article: “The reality is that Go’s GC does not really implement any new ideas or research. As their announcement admits, it is a straightforward concurrent mark/sweep collector based on ideas from the 1970s. It is notable only because it has been designed to optimise for pause times at the cost of absolutely every other desirable characteristic in a GC.

How to control an Android application's heap size alvin January 27, 2015 - 5:28pm

Here are two notes (separated by the horizontal line) on what you can do to try to control an Android application’s heap size, from this SO link. As you can see, you can’t set the heap size directly, like you can with the java command. Here’s a link to the android.com 'large heap' setting documentation page.

Java stack and heap definitions

Summary: This article provides definitions and descriptions of the Java stack and heap.

I just read a couple of emails about the concepts of a Java stack and heap, and thinking that their descriptions weren’t exactly right, I decided to do a little research. There’s no better source than the source, so directly from Sun’s Java website, here are definitions for the Java stack and Java heap.

How to control Java heap size (memory) allocation (xmx, xms)

Java memory FAQ: How do I control the amount of memory my Java program uses (i.e., Java RAM usage)?

One of the Linux servers that I use is a little starved for memory, but I need to run a Java program on it periodically to run some utility tasks. However, every time I try to run the program I get this Java heap size error message: