org.gridbus.broker.farming.globus
Class GlobusComputeServer

java.lang.Object
  org.gridbus.broker.farming.common.ComputeServer
      org.gridbus.broker.farming.globus.GlobusComputeServer

public class GlobusComputeServer

extends ComputeServer

This class represents a compute server running Globus middleware

Version:

2.0

Author:

Srikumar Venugopal (srikumar@cs.mu.oz.au)

Constructor Summary

GlobusComputeServer()
Default Constructor

GlobusComputeServer(java.lang.String contact)
Constructor for this class.

Method Summary

boolean	checkPing() Checks if the compute server is up, and sets the alive flag
java.lang.String	getArch() Returns the architecture of the compute server
java.lang.String	getContactString() Returns the server contact string.
java.lang.String	getCPU() Returns the processor in the compute server
int	getCPUFree15min() Returns the processors which will be free in 15 minutes.
int	getCPUFree1min() Returns the processors which will be free in 1 minute.
int	getCPUFree5min() Returns the processors which will be free in 5 minutes.
java.lang.String	getCPUspeed() Returns the processor speed.
int	getGatekeeperPort() Returns the remote gatekeeper port.
RemoteJobManager	getJobManager() Returns the remote job manager.
float	getMemfree() Returns the free RAM available
float	getMemtotal() Returns total physical memory (RAM) available
int	getNumCPUs() Returns the number of processors.
org.ietf.jgss.GSSCredential	getProxy() Returns the proxy for this server.
void	setContactString(java.lang.String string) Sets the server contact string.
void	setGatekeeperPort(int gkprPt) Sets the remote gatekeeper port.
void	setJobManager(RemoteJobManager manager) Sets the remote job manager.
void	setProxy(org.ietf.jgss.GSSCredential credential) Sets the proxy for this server.
void	setValues() Checks if the compute server is up, and sets all its attributes
void	submitJob(Job j) Submits the job to the job manager
void	updateStatus() Updates the status of the compute server

Methods inherited from class org.gridbus.broker.farming.common.ComputeServer

calcJobLimit, decExecutingJobs, getAllocatedJobs, getAvgJobComputationTime, getAvgRateofCompletion, getBusytime, getExecutingJobs, getFailedJobs, getHostname, getJobLimit, getJobsCompletedCurrentPoll, getOS, getPrevtime, getPricePerCpuSec, getPricePerJob, getServerID, getStatus, getTimeperjob, getTotalFinishedJobs, incAllocatedJobs, incExecutingJobs, incFailedJobs, incJobsCompletedCurrentPoll, incTotalFinishedJobs, isAlive, setAliveFlag, setAllocatedJobs, setAvgJobComputationTime, setBusytime, setHostname, setJobLimit, setJobsCompletedCurrentPoll, setOS, setPrevtime, setPricePerCpuSec, setPricePerJob, setServerID, setStatus, setTimeperjob, setTotalFinishedJobs, updateAvgRateofCompletion, updateAvgRateofCompletion

Methods inherited from class java.lang.Object

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

Constructor Detail

GlobusComputeServer

public GlobusComputeServer()

Default Constructor

GlobusComputeServer

public GlobusComputeServer(java.lang.String contact)

Constructor for this class.

Parameters:

contact -

Method Detail

checkPing

public boolean checkPing()

Checks if the compute server is up, and sets the alive flag

setValues

public void setValues()
               throws java.lang.Exception

Checks if the compute server is up, and sets all its attributes

Throws:

java.lang.Exception

getArch

public java.lang.String getArch()

Returns the architecture of the compute server

Returns:

string

getCPU

public java.lang.String getCPU()

Returns the processor in the compute server

Returns:

string

getMemfree

public float getMemfree()

Returns the free RAM available

Returns:

float

getMemtotal

public float getMemtotal()

Returns total physical memory (RAM) available

Returns:

float

getCPUFree15min

public int getCPUFree15min()

Returns the processors which will be free in 15 minutes.

Returns:

int

getCPUFree1min

public int getCPUFree1min()

Returns the processors which will be free in 1 minute.

Returns:

# of free CPUS in 5 minutes

getCPUFree5min

public int getCPUFree5min()

Returns the processors which will be free in 5 minutes.

Returns:

# of free CPUS in 5 minutes

getNumCPUs

public int getNumCPUs()

Returns the number of processors.

Returns:

int

getCPUspeed

public java.lang.String getCPUspeed()

Returns the processor speed.

Returns:

string

updateStatus

public void updateStatus()

Updates the status of the compute server

Overrides:

updateStatus in class ComputeServer

submitJob

public void submitJob(Job j)

Submits the job to the job manager

Overrides:

submitJob in class ComputeServer

Parameters:

j - - job object

getGatekeeperPort

public int getGatekeeperPort()

Returns the remote gatekeeper port.

Returns:

int

setGatekeeperPort

public void setGatekeeperPort(int gkprPt)

Sets the remote gatekeeper port.

Parameters:

gkprPt - - gatekeeper port

getContactString

public java.lang.String getContactString()

Returns the server contact string.

Returns:

string

setContactString

public void setContactString(java.lang.String string)

Sets the server contact string.

Parameters:

string -

getJobManager

public RemoteJobManager getJobManager()

Returns the remote job manager.

Returns:

RemoteJobManager object

setJobManager

public void setJobManager(RemoteJobManager manager)

Sets the remote job manager.

Parameters:

manager - object

getProxy

public org.ietf.jgss.GSSCredential getProxy()

Returns the proxy for this server.

Returns:

GSSCredential proxy object

setProxy

public void setProxy(org.ietf.jgss.GSSCredential credential)

Sets the proxy for this server.

Parameters:

credential -