How to monitor Java memory usage? - Stack Overflow
There are tools that let you monitor the VM's memory usage. The VM can expose memory statistics using JMX. You can also print GC statistics to see how the memory is performing …
java - How to check heap usage of a running JVM from the command line ...
For Java 8 you can use the following command line to get the heap space utilization in kB: The command basically sums up: S0U: Survivor space 0 utilization (kB). S1U: Survivor space 1 …
Can a Java Application Use More Memory Than the Heap Size?
Jan 8, 2024 · In this article, we’ve explored the different memory areas of a Java process and a few tools to monitor memory usage. We’ve seen that Java memory usage is not just limited to …
How can I get the memory that my Java program uses via Java's …
Jun 29, 2013 · You're doing it correctly. The way to get memory usage is exactly as you described: Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory() But the …
Monitor Non-Heap Memory Usage of a JVM - Baeldung
Mar 27, 2025 · Using a Java application, we sometimes face issues with memory consumption. In general, we can categorize all problems into those based on heap memory usage and those …
Java Performance - Memory and Runtime Analysis - Tutorial
Jan 1, 2025 · It describes how memory works in general and how Java use the heap and the stack. The article describes how to set the available memory for Java. It discusses then how to …
Troubleshooting Memory Issues in Java Applications
Dec 9, 2024 · Tuning the memory use of your application requires understanding both how Java uses memory and how you can gain visibility into your application’s memory use. JVM memory …
Monitoring Disk Usage and Other Metrics in Java - Baeldung
Jan 16, 2024 · In this quick tutorial, we’ll be discussing how to monitor key metrics in Java. We’ll focus on disk space, memory usage, and thread data – using only core Java APIs. In our first …
How to check JAVA memory usage | Open Knowledge Base
Jun 27, 2014 · Many commands can check the memory utilization of JAVA processes, for example, pmap, ps, jmap, jstat. What are the differences? Before we move forward, we need …
How Can You Measure Direct Memory Usage in Java?
Learn how to accurately measure direct memory usage in Java, including methodologies and code examples for effective monitoring.