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Performance Troubleshooting

Looking for Zing? The Azul Zing Virtual Machine is now Azul Zulu Prime Builds of OpenJDK and part of Azul Platform Prime. Learn more.

Symptom Workaround

Using Java Flight Recorder (JFR) can cause long (dozens of milliseconds) application pauses.

Do not use JFR in environments where long pauses are unacceptable. Improvement to reduce the pause times induced by using JFR will arrive in future Azul Platform Prime versions.