Cray Linux Environment (CLE) Software Release Overview

S-2425-40 - Jun 2011

Provides an overview of the Cray Linux Environment (CLE) 4.0 software release, including software enhancements, differences from previous CLE releases, documentation, contents of the release package and software services provided with the release.


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Table of contents

    1.1  Emphasis for the CLE 4.0 Release
    1.2  Supported System Configurations
    1.3  Description of the CLE 4.0 Release Software
    1.4  CLE 4.0 Support Policy
Software Enhancements
    2.1  Software Enhancements in CLE 4.0
    2.1.1  Cray XK6 Hardware Support (Deferred Implementation until CLE 4.0.UP01)
    2.1.2  SUSE Linux Enterprise Server (SLES) 11 SP (Service Pack) 1 Upgrade
    2.1.3  Cluster Compatibility Mode (CCM) Platform LSF support (Deferred Implementation)
    2.1.4  Lustre Upgraded to 1.8.4
    2.2  Software Enhancements in CLE 3.1.UP03
    2.2.1  dumpd Daemon to Initiate Automatic Dump and Reboot of Nodes
    2.2.2  CCM (Cluster Compatibility Mode) Enhancements in CLE 3.1.UP03
    2.2.3  Configuring a Virtual Local Area Network Interface
    2.2.4  Enhanced Node Placement Scheme for Gemini Systems
    2.2.5  RSIP Daemon Log File (syslog) Logging
    2.2.6  New Cray OpenSM Startup Scripts
    2.2.7  New Options for the Utility
    2.2.8  CLEinstall Program Enhancements
    2.2.9  Application Level Placement Scheduler (ALPS) Enhancements
    2.2.10  DVS bulk_rw Mode and DVS-specific ioctl() Commands
    2.3  Software Enhancements in CLE 3.1.UP02
    2.3.1  DVS POSIX Atomicity
    2.3.2  Changes to GPCD (Gemini Performance Counters Device) to Improve Performance when Accessing Memory Mapped Registers Using CrayPat
    2.3.3  Repurposed Compute Node Support for PBS Professional
    2.3.4  New xtverifydefaults Command
    2.3.5  Core Specialization is NUMA-aware
    2.4  Software Enhancements in CLE 3.1.UP01
    2.4.1  Gemini Network Resiliency and Congestion Management
    2.4.2  Repurposed Compute Nodes
    2.4.3  Lustre Upgraded to Version 1.8.2
    2.4.4  Application Completion Reporting
    2.4.5  Topology and NID Ordering on Cray XE Systems
Compatibilities and Differences
    3.1  Binary Compatibility
    3.2  Changes to the Application Level Placement Scheduler (ALPS)
    3.2.1  Configuration of ALPS Shared Directory
    3.2.2  Extraction of Some 3rd Party Software from ALPS
    3.3  Commands Removed from the Release
    3.4  Software Packages/Releases That Must be Reinstalled
    3.5 -c mount/unmount No Longer Requires Passwordless SSH to Mount/Unmount Clients
    3.6  Installation and Configuration Changed Functionality for System Administrators
    3.6.1  Supported Upgrade Path
    3.6.2  System Management Workstation (SMW) Upgrade Requirements
    3.6.3  Installation Time Required
    3.6.4  Changes to the CLEinstall.conf Installation Configuration File
    4.1  Accessing Product Documentation
    4.2  Cray-developed Books Provided with This Release
    4.2.1  Additional Cray-developed Release Documents
    4.3  Third-party Books Provided with This Release
    4.4  Changes to Man Pages
    4.4.1  Removed Cray Man Pages
    4.4.2  Changed Cray Man Pages in CLE 4.0
    4.5  Other Related Documents Available
    4.6  Additional Documentation Resources
Release Contents
    5.1  Hardware Requirements
    5.2  Software Requirements
    5.2.1  Release Level Requirements for Other Cray Software Products
    5.2.2  Third-party Software Requirements
    5.3  Supported Upgrade Path
    5.4  Contents of the Release Package
    5.4.1  CLE 4.0 Software Components
    5.5  Licensing

Software Releases this book supports

Product Version Sub Product Release Date
Cray Linux Environment (CLE) 4.0.UP03 Mar 2012
Cray Linux Environment (CLE) 4.0 Jun 2011
Cray Linux Environment (CLE) 4.0.UP01 Sep 2011
Cray Linux Environment (CLE) 4.0.UP02 Dec 2011

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-2425-31 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-2425-14 May 2006 Cray XT3 Programming Environment 1.4, System Management Workstation (SMW) 1.4, UNICOS/lc 1.4
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