Package edu.rit.pj.cluster

Class JobInfo

java.lang.Object

edu.rit.pj.cluster.JobInfo

public class JobInfo
extends Object

Class JobInfo provides a record of information about one job in a parallel computer in the PJ cluster middleware.

Version:

24-Jan-2012

Author:

Alan Kaminsky

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	JobInfo.State	The state of a job.

Field Summary

Fields

Modifier and Type	Field	Description
BackendInfo[]	backend	Array of backend nodes for each process assigned to the job in rank order.
String[]	comment	Comment for each process in the job in rank order.
int	count	The number of processes that have been assigned to the job so far.
int[]	cpus	Number of CPUs assigned to each process in the job in rank order.
Timer	expireTimer	Lease expiration timer.
JobFrontendRef	frontend	Reference to the job frontend process.
int	jobnum	The job number.
Timer	jobTimer	Maximum job time timer.
int	Nn	The number of backend nodes in the job.
int	nodeCount	The number of nodes that have been assigned to the job so far.
int	Np	The number of processes in the job.
int	Nt	The number of CPUs per process in the job.
Timer	renewTimer	Lease renewal timer.
JobInfo.State	state	The job's state.
long	stateTime	The time when the job entered its current state (milliseconds since midnight 01-Jan-1970 GMT).
String	username	The job's user name.

Constructor Summary

Constructors

Constructor	Description
JobInfo(int jobnum, JobInfo.State state, long stateTime, String username, int Nn, int Np, int Nt, int count, BackendInfo[] backend, int[] cpus, int nodeCount, JobFrontendRef frontend, Timer renewTimer, Timer expireTimer, Timer jobTimer)	Construct a new job information record.

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

jobnum

public int jobnum

The job number.

state

public JobInfo.State state

The job's state.

stateTime

public long stateTime

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

username

public String username

The job's user name.

Nn

public int Nn

The number of backend nodes in the job.

Np

public int Np

The number of processes in the job.

Nt

public int Nt

The number of CPUs per process in the job.

count

public int count

The number of processes that have been assigned to the job so far.

backend

public BackendInfo[] backend

Array of backend nodes for each process assigned to the job in rank order. The array has Np total elements. The first count elements have been assigned.

cpus

public int[] cpus

Number of CPUs assigned to each process in the job in rank order. The array has Np total elements. The first count elements have been assigned.

nodeCount

public int nodeCount

The number of nodes that have been assigned to the job so far.

frontend

public JobFrontendRef frontend

Reference to the job frontend process.

renewTimer

public Timer renewTimer

Lease renewal timer.

expireTimer

public Timer expireTimer

Lease expiration timer.

jobTimer

public Timer jobTimer

Maximum job time timer.

comment

public String[] comment

Comment for each process in the job in rank order. The array has Np total elements. Initially, these are empty strings. The process comments appear in the detailed job status display in the Job Scheduler web interface.

Constructor Details

JobInfo

public JobInfo(int jobnum,
 JobInfo.State state,
 long stateTime,
 String username,
 int Nn,
 int Np,
 int Nt,
 int count,
 BackendInfo[] backend,
 int[] cpus,
 int nodeCount,
 JobFrontendRef frontend,
 Timer renewTimer,
 Timer expireTimer,
 Timer jobTimer)

Construct a new job information record.

Parameters:

jobnum - The job number.

state - The job's state.

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

username - The job's user name.

Nn - The number of backend nodes in the job.

Np - The number of processes in the job.

Nt - The number of CPUs per process in the job.

count - The number of processes that have been assigned to the job so far.

backend - Array of backends assigned to the job in rank order.

cpus - Array of CPUs for each process in rank order.

nodeCount - The number of nodes that have been assigned to the job so far.

frontend - Reference to the job frontend process.

renewTimer - Lease renewal timer.

expireTimer - Lease expiration timer.

jobTimer - Maximum job time timer.