Legion 1.6.3 System Adminstrator Manual
Table of Contents

Before you start

1.0 Introduction
1.1 About this manual
1.2 Style conventions
1.3 About Legion

Installing and running Legion

2.0 Downloading Legion 1.6.x
2.1 RSA requirements
2.2 Downloading binary files
2.3 Downloading source code
2.4 Setting up the user environment
2.5 Compiling source code
3.0 Starting a new system
3.1 Before you start
3.2 Set up the environment
3.3 Starting a single host system
3.3.1 Choose a bootstrap host
3.3.2 Set up and configure the system
3.3.3 Start the system
3.3.4 Initialize the system
3.3.5 Set the environment
3.3.6 Choose your security setting
3.4 Starting a multihost system
3.4.1 Set up
3.4.2 Create a new vault
3.4.3 Create a new host
3.4.4 Adding new users to a secure net
3.4.5 Working in the new net
3.5 Making a set-up script for users
4.0 System shutdown
4.1 Shutting down an insecure system
4.2 Shutting down a secure system
5.0 System restart

6.0 Summary of commands

Legion security

7.0 About Legion security
7.1 Message layer
7.2 MayI layer
7.3 Special implications of security
7.4 Legion and Kerberos
8.0 Using security features
8.1 Security and context space
8.2 Creating new users
8.3 Changing user passwords
8.4 Changing implicit parameters and ACL information

Legion system management

9.0 Legion core objects
9.1 Core class objects
10.0 Implementation model
10.1 Implementation caches
10.2 Implementation tools
11.0 Host and vault objects
11.1 About host-vault pairs
11.2 Manipulating host-vault pairing
11.3 Adding a new host
11.3.1 legion_starthost flags
11.3.2 The host object's log
11.4 Adding a new vault
11.4.1 legion_startvault flags
12.0 Process control daemon host objects
12.1 Adding a PCD host object
12.2 PCD host commands
12.2.1 Adding a new account
12.2.2 Removing an account
12.2.3 Viewing available accounts
12.3 How the PCD host object works
12.4 Using a PCD host as your bootstrap host
13.0 Batch queue host objects
13.1 Starting a batch queue host object
13.2 Setting the local queue
13.3 Before running objects on the new host
13.4 Troubleshooting
14.0 Virtual hosts

15.0 Setting up a native MPI host

16.0 Running Legion on Windows NT hosts
16.1 Requirements
16.2 Starting a Windows NT host
16.3 Using a Windows NT client machine
17.0 Legion domains
17.1 Naming Legion domains
17.2 Domains and binding services
17.3 Joining domains
17.4 Related commands
17.4.1 Listing currently connected domains
17.4.2 Generating cookies
17.4.3 Displaying cookies
17.4.4 Connecting domains
18.0 Resource management
18.1 Scheduling-related commands
18.1.1 Configuring the scheduler
18.1.2 Setting a class's default scheduler
18.1.3 Setting scheduler policy
18.1.4 Adding resources to a collection

Getting help


The Legion Group
Department of Computer Science
School of Engineering & Applied Science
University of Virginia
151 Engineer's Way, P.O. Box 400740
Charlottesville, VA 22904-4740

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