Legion 1.7 System Administrator Manual

Before you start

1.1About this manual
1.2Style conventions
1.3About Legion

Installing and running Legion

2.0Downloading Legion 1.7
2.1Space requirements
2.2Software requirements
2.4Downloading binary files
3.0Starting a new system
3.1Before you start
3.2Set up the environment
3.3Starting a single host system
3.3.1Choose a bootstrap host
3.3.2Set up and configure the system
3.3.3Start the system
3.3.4Initialize the system
3.3.5Set the environment
3.3.6Choose your security setting
3.4Starting a multihost system
3.4.1Set up
3.4.2Create a new vault
3.4.3Create a new host
3.4.4Adding new users to a secure net
3.4.5Working in the new net
3.5Making a set-up script for users
4.0System shutdown
4.1Shutting down an insecure system
4.2Shutting down a secure system
5.0System restart
6.0Summary of commands

Legion security

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

Legion system management

9.0Legion core objects
9.1Core objects classes
10.0Implementation model
10.1 Implementation caches
10.2Implementation tools
11.0Host and vault objects
11.1About host-vault pairs
11.2Manipulating host-vault pairing
11.3Adding a new host
11.3.1legion_starthost flags
11.3.2The host object's log
11.4Adding a new vault
11.4.1legion_startvault flags
11.5Backup vaults
12.0Process control daemon host objects
12.1AFONTing a PCD host object
12.1.1Configure the daemon
12.1.2Start the daemon and the host object
12.2PCD host commands
12.2.1AFONTing a new account
12.2.2Removing an account
12.2.3Viewing available accounts
12.3How the PCD host object works
12.4Using a PCD host as your bootstrap host
13.0Batch queue host objects
13.1Starting a batch queue host object
13.2Setting the local queue
13.3Before running objects on the new host
14.0Virtual hosts
15.0Setting up a native MPI host
16.0Running Legion on Windows NT hosts
16.2Starting a Windows NT host
16.3Using a Windows NT client machine
17.0Legion domains
17.1Naming Legion domains
17.2Domains and binding services
17.3Joining domains
17.4Related commands
17.4.1Listing currently connected domains
17.4.2Generating cookies
17.4.3Displaying cookies
17.4.4Connecting domains
18.0Resource management
18.1Scheduling-related commands
18.1.1Configuring the scheduler
18.1.2Setting a class's default scheduler
18.1.3Setting scheduler policy
18.1.4Adding 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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