org.lsst.ccs.bus.data

Class RuntimeInfo

java.lang.Object

org.lsst.ccs.bus.data.RuntimeInfo

All Implemented Interfaces:

Serializable

public final class RuntimeInfo
extends Object
implements Serializable

A Class to capture the Health of the running process.

Author:

The LSST CCS Team

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
RuntimeInfo()
RuntimeInfo(long uptime)

Method Summary

Modifier and Type	Method and Description
long	getFreeMemory() Get the JVM free memory in bytes
long	getMaxMemory() Get the maximum memory allocated for the JVM in bytes
int	getNThreads() Get the number of threads currently used.
double	getProcessCpuLoad() Get the process current CPU load.
double	getSystemCpuLoad() Get the system CPU load.
long	getTotalMemory() Get the total memory currently used by the JVM in bytes
long	getUptime() Get the Agent's uptime in milliseconds.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RuntimeInfo

public RuntimeInfo()

RuntimeInfo

public RuntimeInfo(long uptime)

Method Detail

getNThreads

public int getNThreads()

Get the number of threads currently used.

Returns:

The number of threads.

getMaxMemory

public long getMaxMemory()

Get the maximum memory allocated for the JVM in bytes

Returns:

The maximum memory in bytes

getTotalMemory

public long getTotalMemory()

Get the total memory currently used by the JVM in bytes

Returns:

The total memory used in bytes

getFreeMemory

public long getFreeMemory()

Get the JVM free memory in bytes

Returns:

The free memory used in bytes

getProcessCpuLoad

public double getProcessCpuLoad()

Get the process current CPU load.

Returns:

The current CPU load.

getSystemCpuLoad

public double getSystemCpuLoad()

Get the system CPU load.

Returns:

The system CPU load.

getUptime

public long getUptime()

Get the Agent's uptime in milliseconds. This is the amount of time since the Agent was created.

Returns:

The subsystem uptime in milliseconds.