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Software

IndicatorDescriptionConfigurable
Operating SystemShows the value of the System system property os.name.
No
Java Virtual MachineShows the value of the System system property java.vm.name.
No
Java VersionShows the value of the system property java.version. The value has a status of orange or red when the Java versions are outdated. Note that new Java versions are released every now and then and it is sometimes difficult to tell what latest available version available is.
Yes
Application Server NameShows the name of the application server. The name can be retrieved from within a servlet ; using ServletContext.getServerInfo(). So you will You need to implement a servlet in order to retrieve it. This retrieves both the name and version number by the way. Boundaries indicate the supported application servers ; Tomcat, JBoss and WebsphereWebSphere.Yes
Application Server VersionThe version of the application server. The version can be retrieved from within a servlet using ServletContext.getServerInfo().
Yes

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Garbage Collection

IndicatorDescriptionConfigurable
Average space cleared by minor GC since 5 minutesThe average space, in MB, cleared by minor garbage collections in the last interval (5 minutes by default).No
Average space cleared by major GC since 5 minutesThe average space, in MB, cleared by major garbage collections in the last interval (5 minutes by default).No
Amount of minor GC since 5 minutesThe number er of minor garbage collections executed in the last completed interval (5 minutes by default).Yes
Amount of major GC since 5 minutesThe number of major garbage collections executed in the last completed interval (5 minutes by default).Yes


Tip

See https://www.oracle.com/webfolder/technetwork/tutorials/obe/java/gc01/index.html for information about garbage collection in Java.


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CPU

IndicatorDescriptionConfigurable
Active threadsThe number of active threads in the JVM.Yes
CPU OverviewThe total CPU usage by all processes.Yes
Process CPUThe CPU usage of the current JVM process presented as a percentage of the total available.Yes

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