IBM Platform LSF 9.1.1 Fix 230927 Readme File

Abstract

Fix to refine scheduler performance after bmod is used to modify the job group limit.

Description

Readme documentation for IBM Platform LSF 9.1.1 Fix 230927 including installation-related instructions, prerequisites and co-requisites, and list of fixes.

This fix addresses the following issue:

Scheduler performance suffers after using bmod to modify a job group with a limit when there are many jobs in the job group.

Readme file for: IBM® Platform LSF

Product/Component Release: 9.1.1

Update Name: Fix 230927

Fix ID: LSF-9.1.1-build230927

Publication date: 11 March 2014

Last modified date: 11 March 2014

Contents:

1. List of fixes

2. Download location

3. Products or components affected

4. System requirements

5. Installation and configuration

6. List of files

7. Copyright and trademark information

1. List of fixes

P100304

2. Download Location

Download fix 230927 from the following location: http://www.ibm.com/eserver/support/fixes/

3. Products or components affected

Affected components include: LSF/mbschd LSF/schmod_default.so LSF/schmod_limit.so

4. System requirements

Linux2.6-glibc2.3-x86_64

5. Installation and configuration

5.1 Before installation

(LSF_TOP: Full path to the top-level installation directory of LSF.)

1) Log on to the LSF master host as root

2) Set your environment:

For csh or tcsh: % source LSF_TOP/conf/cshrc.lsf

For sh, ksh, or bash: $ . LSF_TOP/conf/profile.lsf

5.2 Installation steps

1) Go to the patch install directory: cd $LSF_ENVDIR/../9.1/install/

2) Copy the patch file to the install directory $LSF_ENVDIR/../9.1/install/

3) Run patchinstall: ./patchinstall <patch>

5.3 After installation

Run badmin mbdrestart

5.4 Uninstalling

To roll back a patch:

1) Run as root

2) Run ./patchinstall -r <patch>

3) Run badmin mbdrestart

6. List of files

mbschd

schmod_default.so

schmod_limit.so

7. Copyright and trademark information

© Copyright IBM Corporation 2014

U.S. Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.

IBM®, the IBM logo and ibm.com® are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml.