Poonamparhar
Poonam Parhar - Consulting Member of Technical Staff
Poonam Parhar works in the JVM Sustaining Engineering group at Oracle where her primary responsibility is to resolve customer reported problems against the Java Virtual Machine. She has been in the Java group for over 18 years beginning with Sun Microsystems. She loves debugging and troubleshooting problems, and always tries to find opportunities to enhance the serviceability and supportability of the JVM product. In an attempt to help customers and the Java community, she shares some of her troubleshooting and debugging experiences on her blog. Poonam is a co-author of the book ‘Java Performance Companion’.
Posts
- Announcing Jipher: Java Cryptographic Service Provider for FIPS Environments on April 30, 2025
- Evolution of Java Ecosystem for Integrating AI on January 29, 2025
- Advancing AI by Accelerating Java on Parallel Architectures on October 23, 2024
- Java Management Service on April 24, 2024
- UseDynamicNumberOfCompilerThreads and Memory Footprint on May 30, 2023
- Frequent Full GCs on November 17, 2022
- Client Applications Configuration with Oracle JDK 11+ on December 15, 2021
- Understanding Metaspace and Class Space GC Log Entries on December 14, 2021
- Troubleshooting Native Memory Leaks in Java Applications on December 17, 2020
- Can young generation size impact response times? on December 11, 2017
- Clarifying some confusion around JFR on November 14, 2017
Videos
- Mastering JVM Memory Troubleshooting - From OutOfMemoryErrors to Leaks on May 15, 2025
- Troubleshooting Native Memory Issues in Java Applications on March 29, 2023
- Monitoring and Troubleshooting Tools in the JDK on April 4, 2021
- JFR: the Black Box of Java Applications on September 24, 2019
- Monitoring and Troubleshooting Tools in JDK/bin on September 17, 2019