JVM heap analysis with Java Flight Recorder. Here’s how the Java Flight Recorder’s Old Object Sample event works. When a recording is started, a fixed number of objects from the Java heap are tracked.

The hot code heap proposal has not been designated for a specific release of Java. The current release, JDK 22 , was released last week while JDK 23 is due in September.

An Oracle-developed, low-latency Java garbage collector geared to large heaps could move to the open source community, if a proposal to do so gets community approval. Votes are due by November 8.

Heap dumps can be captured using several mechanisms. Here I am going to show a couple of effective ways. Identify the Process Id. First, you need to identify the Java Process Id, for which you are ...