If installed from Debian/Ubuntu packages, the following information will help you in setting up Áú»¢¶Ä²© Java gateway.
Java gateway configuration may be tuned in the file:
For more details, see Áú»¢¶Ä²© Java gateway configuration parameters.
To start Áú»¢¶Ä²© Java gateway:
To automatically start Áú»¢¶Ä²© Java gateway on boot:
With Java gateway up and running, you have to tell Áú»¢¶Ä²© server where to find Áú»¢¶Ä²© Java gateway. This is done by specifying JavaGateway and JavaGatewayPort parameters in the server configuration file. If the host on which JMX application is running is monitored by Áú»¢¶Ä²© proxy, then you specify the connection parameters in the proxy configuration file instead.
By default, server does not start any processes related to JMX monitoring. If you wish to use it, however, you have to specify the number of pre-forked instances of Java pollers. You do this in the same way you specify regular pollers and trappers.
Do not forget to restart server or proxy, once you are done with configuring them.
Áú»¢¶Ä²© Java gateway log file is:
If you like to increase the logging, edit the file:
and change level="info"
to "debug" or even "trace" (for deep troubleshooting):
<configuration scan="true" scanPeriod="15 seconds">
[...]
<root level="info">
<appender-ref ref="FILE" />
</root>
</configuration>
See JMX monitoring page for more details.