Server User Manual
TABLE 18–22 JVM Statistics for Java SE - Runtime (Continued)
Statistic DataType Description
managementspecversion StringStatistic Management spec. version implemented
by the JVM.
classpath StringStatistic Classpath that is used by the system class
loader to search for class les.
librarypath StringStatistic Java library path.
bootclasspath StringStatistic Classpath that is used by the bootstrap
class loader to search for class les.
inputarguments StringStatistic Input arguments passed to the JVM. Does
not include the arguments to the main
method.
uptime CountStatistic Uptime of the JVM (in milliseconds).
The statistics available for ThreadInfo in the JVM in Java SE are shown in the following table.
TABLE 18–23 JVM Statistics for Java SE - Thread Info
Statistic DataType Description
threadid CountStatistic ID of the thread.
threadname StringStatistic Name of the thread.
threadstate StringStatistic State of the thread.
blockedtime CountStatistic Time elapsed (in milliseconds) since the
thread entered the BLOCKED state. Returns
-1 if thread contention monitoring is
disabled.
blockedcount CountStatistic Total number of times that the thread
entered the BLOCKED state.
waitedtime CountStatistic Elapsed time (in milliseconds) that the
thread has been in a WAITING state.
Returns -1 if thread contention
monitoring is disabled.
waitedcount CountStatistic Total number of times the thread was in
WAITING or TIMED_WAITING states.
lockname StringStatistic String representation of the monitor lock
that the thread is blocked to enter or
waiting to be notied through the
Object.wait method.
About Monitoring
Sun GlassFish Enterprise Server 2.1 Administration Guide • December 2008190