Java Mission Control and Flight Recorder Not Available in Early Versions of Java SE 7 Hotspot
Last updated on JULY 11, 2017
Applies to:Java SE JDK and JRE - Version 7 to 7 [Release 7]
Information in this document applies to any platform.
Although JRockit Mission Control and Flight Recorder are fully supported in Java 6-based JRockit versions (R28.*), the Java Mission Control and Flight Recorder are not available in Java SE (Hotspot) version 6.
Java Mission Control and Flight Recorder are introduced to Java SE (Hotspot) in version Java SE 7 Update 25, but in a limited, unsupported capacity.
In Java SE 7u25, you can use jmc.exe to take a flight recording, but there is no data shown on the meters or graphs. You'll notice the jcmd utility exists, and the JFR.start, JFR.check and JFR.stop commands are available, and they can be unlocked by adding the JVM command line flags:
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