Basic User Manual
1.0 Introduction- 1.1 About this manual
- 1.2 Style conventions
- 1.3 About Legion
- 2.1 Preparing your Legion environment
- 2.2 Logging in to a Legion system
- 2.2.1 Logging in as a user
- 2.2.2 Changing your password
- 2.2.3 About object permissions
- 2.2.4 Checking your log in status
- 2.2.5 Logging out
- 2.2.6 Using Legion in a Kerberos environment
4.0 Context space
5.0 Working in context space- 5.1 Viewing contexts
- 5.1.1 View a context's contents
- 5.1.2 Looking up LOIDs
- 5.1.3 Create a new context
- 5.1.4 Changing the working context
- 5.1.5 Verify the current working context
- 5.2 Naming
- 5.2.1 Alternate names for existing contexts
- 5.2.2 Assigning a context name to a LOID
- 5.2.3 Renaming an object
- 5.2.4 Listing an object's names
- 5.2.5 Removing names and objects
- 5.2.6 Using the same name in different contexts
- 5.3 Moving between local files and contexts
- 6.1 What is a host object and vault object?
- 6.2 About the bootstrap host and vault
- 6.3 Creating objects on new hosts
- 6.4 Instance placement on hosts and vaults
9.0 PVM
- 9.1 Core PVM interface
- 9.2 Tids & LOIDs
- 9.3 Task classes
- 9.4 Installing PVM-Legion
- 9.5 Compilation
- 9.6 Registering compiled tasks
- 9.7 Examples
- 9.8 Running PVM code with the fewest changes
- 10.1 Legion MPI
- 10.1.1 Task classes
- 10.1.2 Installing Legion MPI
- 10.1.3 Compilation
- 10.1.4 Register compiled tasks
- 10.1.5 Running the MPI application
- 10.1.6 Example
- 10.1.7 Accessing files in programs using MPI
- 10.1.8 Scheduling MPI processes
- 10.1.9 Debugging support
- 10.1.10 Checkpointing support
- 10.1.10.1 Example
- 10.1.10.2 API (C & Fortran)
- 10.1.10.3 Running the above example
- 10.1.10.4 Recovering from failure
- 10.1.10.5 Restarting application
- 10.1.10.6 Compiling/makefile
- 10.1.10.7 Another example
- 10.1.10.8 Limitations
- 10.1.11 Functions supported
- 10.1.12 Running a Legion MPI code with the fewest changes
- 10.2 Native MPI
- 10.2.1 Task classes
- 10.2.2 Compilation
- 10.2.3 Register compiled tasks
- 10.2.4 Running a native MPI application
- 10.2.5 Making Legion calls from native MPI programs
- 10.2.6 Example
- 10.2.7 Scheduling native MPI processes
- 11.1 Introduction
- 11.2 Linked and independent programs
- 11.3 Registering independent programs
- 11.4 Registering Legion-linked programs
- 11.5 Running a remote program
- 11.6 Converting a C/C++ program
- 11.7 Summary
- A-2.1 Simple tty management
- A-2.2 Complex tty management
A-4 Subject listing of Legion commands
- A-4.1 Calls on objects
- A-4.2 Calls on class objects
- A-4.3 Calls on LegionClass
- A-4.4 Calls on file and context objects
- A-4.5 Start-up and shutdown functions
- A-4.6 Scheduling support
- A-4.7 General functions about the state of the system
- A-4.8 Security
- A-4.9 Application development
- A-4.10 Program support
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
legion@virginia.edu
http://legion.virginia.edu/
Copyright © 1993-2000 by the Rector and Visitors of the University of Virginia.
All rights reserved.
Permission is granted to copy and distribute this manual so long as this copyright page accompanies any copies. The Legion system software herein described is intended for research and is available free-of-charge for that purpose. Permission is not granted for distributing the Legion system software outside of your site.
In no event shall the University of Virginia be liable to any party for direct, indirect, special, incidental, or consequential damages arising out of the use of the Legion system software and its documentation.
The University of Virginia specifically disclaims any warranties, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. The software provided hereunder is on an "as is" basis, and the University of Virginia has no obligation to provide maintenance, support, updates, enhancements, or modifications.
This work partially supported by DARPA (Navy) contract # N66001-96-C-8527, DOE grant DE-FD02-96ER25290, DOE contract Sandia LD-9391, Northrup-Grumman (for the DoD HPCMOD/PET program), DOE D459000-16-3C and DARPA (GA) SC H207305A
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