mbean¶
+++show Mbean information
This command can show or monitor Mbean attribute information.
+Parameters¶
+Name | +Specification | +
---|---|
name-pattern | +pattern for the Mbean name | +
attribute-pattern | +pattern for the attribute name | +
[m] | +show meta information | +
[i:] | +specify the interval to refresh attribute value (ms) | +
[n:] | +execution times | +
[E] | +turn on regex matching while the default mode is wildcard matching. Only effect on the attribute name | +
Usage¶
+show all Mbean names:
+mbean
+
show meta data of Mbean:
+mbean -m java.lang:type=Threading
+
show attributes of Mbean:
+mbean java.lang:type=Threading
+
Mbean name support wildcard matcher:
+mbean java.lang:type=Th*
+
++Notes:ObjectName matching rules differ from normal wildcards, Reference resources:javax.management.ObjectName
Wildcards match specific attributes:
+mbean java.lang:type=Threading *Count
+
Switch to regular matching using the -E command:
+mbean -E java.lang:type=Threading PeakThreadCount|ThreadCount|DaemonThreadCount
+
Real-time monitoring using -i command:
+mbean -i 1000 java.lang:type=Threading *Count
+