Run Job On Ready Nodes

Description

Runs a job on each ready node, and gets number of ready nodes and number of processors on each node.

Supported Platforms

Script Code

strClusterName = "localhost" 'Change to name of cluster if not run locally.
strCommandLine = "mpiexec batchpi"
strWorkDir = "c:\scripts\"
strUsername = "" 'If empty string, script prompts for username.
strPassword = "" 'If empty string, script prompts for password.
blnIsConsole = True 'True = cmd-line, False = GUI
intHandle = 0
intNodes = 0
intProcs = 0
intJobs = 0

Set objComputeCluster = CreateObject("Microsoft.ComputeCluster.Cluster")
objComputeCluster.Connect(strClusterName)
WScript.Echo "Compute Cluster Name: " & objComputeCluster.Name
WScript.Echo "Compute Cluster Nodes"
Set colNodes = objComputeCluster.ComputeNodes

For Each objNode In colNodes
  WScript.Echo vbCrLf & "Name: " & objNode.Name
  WScript.Echo "  Number of Processors: " & objNode.NumberOfProcessors
  strStatus = ""
  Select Case objNode.Status
    Case 0 strStatus = "Ready"
    Case 1 strStatus = "Paused"
    Case 2 strStatus = "Unreachable"
    Case 3 strStatus = "Pending Approval"
    Case Else strStatus = "Status unobtainable"
  End Select
  WScript.Echo "  Status: " & strStatus
  If objNode.Status = 0 Then
    WScript.Echo "  Node available"
    intNodes = intNodes + 1
    intProcs = intProcs + objNode.NumberOfProcessors
    Set objJob = objComputeCluster.CreateJob
    objJob.Name = "Test-" & Date & "-" & Time
    objJob.AskedNodes = objNode.Name
    objJob.Priority = 2
    objJob.IsExclusive = False
    intJobID = objComputeCluster.AddJob((objJob))
    Set objTask = objComputeCluster.CreateTask
    objTask.Name = "Task1"
    objTask.CommandLine = strCommandLine
    objTask.Stdout = strWorkDir & strNode & "-Task1Out.txt"
    objTask.Stderr = strWorkDir & strNode & "-Task1Err.txt"
    objTask.WorkDirectory = strWorkDir
    intTaskID = objComputeCluster.AddTask(objJob.ID, (objTask))
    WScript.Echo "Task ID: " & objTask.ID
    objComputeCluster.SubmitJob intJobID, strUsername, strPassword, _
     blnIsConsole, intHandle
  Else
    WScript.Echo "  Node not available"
  End If
Next

WScript.Echo vbCrLf & "  Total nodes available: " & intNodes
WScript.Echo "  Total processors available: " & intProcs
WScript.Echo "  Total jobs submitted: " & intJobs

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Disclaimer

The sample scripts are not supported under any Microsoft standard support program or service. The sample scripts are provided AS IS without warranty of any kind. Microsoft further disclaims all implied warranties including, without limitation, any implied warranties of merchantability or of fitness for a particular purpose. The entire risk arising out of the use or performance of the sample scripts and documentation remains with you. In no event shall Microsoft, its authors, or anyone else involved in the creation, production, or delivery of the scripts be liable for any damages whatsoever (including, without limitation, damages for loss of business profits, business interruption, loss of business information, or other pecuniary loss) arising out of the use of or inability to use the sample scripts or documentation, even if Microsoft has been advised of the possibility of such damages.

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