NQE User's Guide

Table of Contents

New Features

Preface

Related Publications

Ordering Cray Research Publications

Conventions

Reader Comments

1. Seeing the Big Picture

NQE Components and NQE Cluster Components

How NQE Works

User Interfaces

Preparing to Use NQE

Creating Batch Requests

Submitting Requests

Monitoring Requests and Queues

Examining Output

Deleting or Signaling Requests

Transferring Files

Using the ilb Command

2. Preparing to Use NQE

NQE File Structure

Setting Environment Variables

NQE Database Authorization

NQS Validation Requirements

File Validation

Password Validation

File and Password Validation

Validation File Examples

3. Creating Batch Requests

What Are Batch Requests?

Creating Requests

Deciding What to Include

Specifying Request Options

4. Submitting Requests

Submitting Batch Requests

Using the NLB Default Queue for Submitting Requests

Submitting a Request to the NQE Database

Using DCE/DFS When Submitting Requests to NQE

Using Security Labels When Submitting Requests

Using Request Attributes

Successful Submissions

Suppressing Informational Messages

Unsuccessful Submissions

NQS System Limits

Using NQS Mail

Accessing Data Files

Obtaining Job Accounting

Error Messages

Recovery and Restart

Using the Request /tmp Directory

5. Customizing Requests

Using Resource Limits

Specifying Time Limits

Specifying a Shell

Specifying an NQS Queue

Specifying a Request Name

Using Password Prompting

Selecting an Account Name or Project Name under Which to Execute the Request

Using Alternative User Names

Using Request Priority

Submitting Requests to the IRIX Miser Scheduler

6. Working with Output Files

Naming Output Files

Redirecting Output

Merging Output Files

Finding Lost Output

7. Communicating with Requests

Monitoring the Job Log or Event History

Writing Messages to Output Files

Monitoring Output during Execution

8. Using Job Dependency

Using Job Dependency

Using cevent

Job Dependency Example

9. Customizing Your Environment

Environment Variables Automatically Set

Customizing Your NQE Environment

Configuring NQE Load Window Elements

10. Monitoring Requests

Using the NQE GUI Status Window

Using the cqstatl and qstat Commands

Request Status

11. Monitoring Queues

Displaying Queue Summaries

Displaying Queue Details

Displaying Batch Queue Limits

Monitoring Remote Queues

12. Deleting Requests

Deleting Your Requests

Deleting Requests on Another NQS Server

Deleting Another User's Requests

13. Signaling Requests

Signaling Your Requests

Signaling Another User's Requests

14. Transferring Files

File Transfer Terms

Using ftua

Using rft

Using Autologin

Using NPPA

15. Monitoring Machine Load

16. Solving Problems

Commands Do Not Execute

Requests Not Queued

Requests Not Executing

Connection Failure Messages

Authorization Failure Messages

NQE Database Authorization Failures

Requests Disappear

NQE Scheduler Not Scheduling

-h Option Displays Error

Resource Limits Exceeded

Output Files Cannot Be Found

stdout Reports no access to tty

stderr Reports Many Syntax Errors

stderr Reports file not found

No Licenses Are Available

DCE/DFS Credentials Not Obtained

A. Man Page List

B. Command Line Interface Tutorial

Creating the Batch Request

Submitting a Batch Request for Execution

Monitoring NQS

Deleting a Batch Request

Removing Files from Your Directory after the Tutorial

Summary

C. Using FTP with NQS

FTP Commands

Sample Session

Glossary