Cray XT3 Systems Software Release Overview

S-2425-14 - May 2006

Provides an overview of the Cray XT3 UNICOS/lc, SMW, and Programming Environment releases, including documentation, contents of the release package, and software services provided with the release.

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Table of contents

Introduction
    1.1  Emphasis for the Cray XT3 Systems Software Release
    1.2  Support Policy
    1.3  Reader Comments
Software Enhancements
    2.1  Programming Environment
    2.1.1  Enhanced SHMEM Support
    2.1.2  MPI Bcast , Reduce , and Alltoall Collective Algorithms Tuned
    2.1.3  New MPICH_DBMASK Environment Variable
    2.1.4  Optional gmalloc Module
    2.1.5  PGI 6.1 Compilers Supported
    2.1.6  GNU 3.2.3 g++ Compiler Supported
    2.1.7  Optional Products
    2.2  Dual-core Processor Nodes Supported
    2.2.1  Requirements for Using Dual-core Processor Nodes
    2.2.2  System Management Requirements for Dual-core Processor Nodes
    2.3  Additional System Administration and System Maintenance Enhancements
    2.3.1  General System Administration Enhancements
    2.3.2  Input/Output Enhancements
    2.3.3  System Resiliency Improvements
    2.4  Cray XT3 1.3 Limitations Fixed with This Release
    2.5  Fixed SUSE LINUX Security-related SPRs
    2.6  Fixed Critical and Urgent SPRs
Compatibilities and Differences
    3.1  Users Must Recompile Applications
    3.2  New yod -heap size Option Minimum
    3.3  Portals Operations and SHMEM Atomic Operations Ordering
    3.4  yod -heap Option Use with SHMEM Programs Running on Nodes with Greater Than 4 GB of Memory
    3.5  clock() Function Now Provides Elapsed Time on Catamount Compute Nodes
    3.6  Restrictions on Large Data Objects When Using PGI Compilers
    3.7  PGI -Mipa Option May Cause Node to Hang
    3.8  PGI 6.1 and Linking in ACML Routines
    3.9  Using PBS Pro on Cray XT3 Systems Running in Virtual Node Mode
    3.10  Additional System Management Compatibility Issues and Differences
    3.10.1  Release 1.4 Installation-related and Configuration-related Changes
    3.10.2  Operational-related Changes
Documentation
    4.1  CrayDoc Documentation Delivery System
    4.2  Accessing Product Documentation
    4.3  Books Provided with This Release
    4.4  Man Pages Provided with This Release
    4.5  Additional Documentation Resources
    4.6  TotalView Documentation from Etnus, LLC
    4.7  Cray Glossary
Release Package
    5.1  Hardware and Software Requirements
    5.2  Optional Products Supported
    5.3  TotalView from Etnus, LLC
    5.4  Contents of the Release Package
    5.5  Licensing
    5.6  Ordering Software
Customer Services
    6.1  Technical Assistance with Software Problems
    6.2  CRInform System
    6.3  Training
    6.4  Cray Service Bulletin (CRSB)
    6.5  Cray Public Website
Index
List of Tables

Software Releases this book supports

Product Version Sub Product Release Date
Cray XT3 Programming Environment 1.4 May 2006
System Management Workstation (SMW) 1.4 May 2006
UNICOS/lc 1.4 May 2006

Other versions of this book

Publication Number Release Date Supported Software Releases
S-2425-52xx Apr 2014 Knowledge Base 1.0
S-2425-52 Mar 2014 Cray Linux Environment (CLE) 5.2.UP00, Cray Linux Environment (CLE) 5.2.UP03, Cray Linux Environment (CLE) 5.2.UP02, Cray Linux Environment (CLE) 5.2.UP04, Cray Linux Environment (CLE) 5.2.UP01
S-2425-51 Sep 2013 Cray Linux Environment (CLE) 5.1.UP00, Cray Linux Environment (CLE) 5.1.UP01
S-2425-42 Apr 2013 Cray Linux Environment (CLE) 4.2, Cray Linux Environment (CLE) 4.2.UP01, Cray Linux Environment (CLE) 4.2.UP02
S-2425-5002 Mar 2013 Cray Linux Environment (CLE) 5.0.UP02, Cray Linux Environment (CLE) 5.0.UP03
S-2425-4101 Dec 2012 Cray Linux Environment (CLE) 4.1.UP01
S-2425-40 Jun 2011 Cray Linux Environment (CLE) 4.0.UP02, Cray Linux Environment (CLE) 4.0.UP01, Cray Linux Environment (CLE) 4.0, Cray Linux Environment (CLE) 4.0.UP03
S-2425-31 Jun 2010 Cray Linux Environment (CLE) 3.1, Cray Linux Environment (CLE) 3.1.UP02, Cray Linux Environment (CLE) 3.1.UP03
S-2425-30 Mar 2010 Cray Linux Environment (CLE) 3.0
S-2425-22 Jul 2009 Cray Linux Environment (CLE) 2.2
S-2425-21 Nov 2008 Cray Linux Environment (CLE) 2.1
S-2425-20 Oct 2007 Cray XT Programming Environment 2.0, System Management Workstation (SMW) 3.0.1, UNICOS/lc 2.0
S-2425-15 Nov 2006 Cray XT3 Programming Environment 1.5, System Management Workstation (SMW) 1.5, UNICOS/lc 1.5
S-2425-13 Nov 2005 Cray XT3 Programming Environment 1.3, System Management Workstation (SMW) 1.3, UNICOS/lc 1.3
S-2425-12 Aug 2005 Cray XT3 Programming Environment 1.2, System Management Workstation (SMW) 1.2, UNICOS/lc 1.2
S-2425-11 Jun 2005 Cray XT3 Programming Environment 1.1, System Management Workstation (SMW) 1.1, UNICOS/lc 1.1