edu.rit.pj.cluster

Class BackendInfo

java.lang.Object

edu.rit.pj.cluster.BackendInfo

public class BackendInfo
extends java.lang.Object

Class BackendInfo provides a record of information about one backend node in the PJ cluster middleware.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BackendInfo.State The state of a backend node.

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.String	classpath The Java class path for the Parallel Java Library on the backend.
java.lang.String	host The host name for SSH remote logins to the backend.
JobInfo	job The job that has reserved or is running on the backend.
java.lang.String	jvm The full pathname for executing the Java Virtual Machine (JVM) on the backend.
java.lang.String[]	jvmflags Array of command line flags for the JVM (zero or more).
java.lang.String	name The backend's name.
BackendInfo.State	state The backend's state.
long	stateTime The time when the backend entered its current state (milliseconds since midnight 01-Jan-1970 GMT).
int	totalCpus The total number of CPUs in the backend.

Constructor Summary

Constructors

Constructor and Description
BackendInfo(java.lang.String name, int totalCpus, BackendInfo.State state, long stateTime, java.lang.String host, java.lang.String jvm, java.lang.String classpath, java.lang.String[] jvmflags) Construct a new backend information record.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

name

public java.lang.String name

The backend's name.

totalCpus

public int totalCpus

The total number of CPUs in the backend.

state

public BackendInfo.State state

The backend's state.

stateTime

public long stateTime

The time when the backend entered its current state (milliseconds since midnight 01-Jan-1970 GMT).

host

public java.lang.String host

The host name for SSH remote logins to the backend.

jvm

public java.lang.String jvm

The full pathname for executing the Java Virtual Machine (JVM) on the backend.

classpath

public java.lang.String classpath

The Java class path for the Parallel Java Library on the backend.

jvmflags

public java.lang.String[] jvmflags

Array of command line flags for the JVM (zero or more).

job

public JobInfo job

The job that has reserved or is running on the backend.

Constructor Detail

BackendInfo

public BackendInfo(java.lang.String name,
                   int totalCpus,
                   BackendInfo.State state,
                   long stateTime,
                   java.lang.String host,
                   java.lang.String jvm,
                   java.lang.String classpath,
                   java.lang.String[] jvmflags)

Construct a new backend information record.

Parameters:

name - The backend's name.

totalCpus - The total number of CPUs in the backend.

state - The backend's state.

stateTime - The time when the backend entered its current state.

host - The host name for SSH remote logins to the backend.

jvm - The full pathname for executing the Java Virtual Machine (JVM) on the backend.

classpath - The Java class path for the Parallel Java Library on the backend.

jvmflags - Array of command line flags for the JVM (zero or more).