jmc
Java Mission Control is a Profiling, Monitoring, and Diagnostics Tools Suite.
Synopsis
jmc [ options ]
Options, if used, should follow immediately after the command name. Options may be in any order. For more information about the options used with the jmc
command, see .
Description
Note: Java Mission Control requires a commercial license for use in production. To learn more about commercial features and how to enable them please visit .
Java Mission Control is a tool for production time profiling and diagnostics for the HotSpot JVM. The two main features of Java Mission Control are the Management Console and Java Flight Recorder, but several more features are offered as plug-ins, which can be downloaded from the tool. Java Mission Control is also available as a set of plug-ins for the Eclipse IDE.
Options
The following options are available when you launch Java Mission Control.
- -help
-
Prints
jmc
command help. -version -
Prints the version of Java Mission Control and exit.
-showversion -
Prints the version of Java Mission Control and continue.
-debug -
Enables debug output.
-consoleLog -
Prints the Eclipse log on the console. (Flag from Eclipse).
On Windows, use this option as follows:
JAVA_HOME\bin\jmc.exe -consoleLog 2>&1 | more
-data workspace -
Sets the workspace used while running Java Mission Control. The default workspace is
$HOME/.jmc
. (Flag from Eclipse). -open file -
Opens the file in Java Mission Control. For example, to open a Flight Recording file (
.jfr
file). eclipse-option -
Passes this eclipse option to the underlying Eclipse platform. Eg.
-nosplash
-vmargs jvm-arguments -
Overrides the JVM arguments specified in the
jmc.ini
file located inJAVA_HOME/bin
. --launcher.appendVmargs -
Appends JVM arguments from the
-vmargs
flag to those in thejmc.ini
file.
See Also
-
Oracle Java SE Advanced and Oracle Java SE Suite at
-
Java Mission Control User's Guide at