IBM Platform LSF 9.1.3 Fix 239569 Readme File

Abstract

APAR P100585: Fix for session scheduler performance issue and auto shrink issue.

Description

Readme documentation for IBM Platform LSF 9.1.3 Fix 239569 including installation-related instructions, prerequisites and co-requisites, and list of fixes.

This fix addresses the following issues:

1. ssched allows slots to auto shrink regardless of task completion.
2. ssched takes more time to run 10k jobs with 1 slot.

Readme file for: IBM® Platform LSF

Product/Component Release: 9.1.3

Update Name: Fix 239569

Fix ID: LSF-9.1.3-build239569

Publication date: 19 September 2014

Last modified date: 19 September 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

P100585

2. Download Location

Download Fix 239569 from the following location: http://www.ibm.com/eserver/support/fixes/

3. Products or components affected

Affected components include:
LSF/libvem.so
LSF/ssched_real
LSF/sschild
LSF/sservice
LSF/ssm

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

None

5.4 Uninstallation

To roll back a patch:

1)    Log on to the LSF master host as root

2)    Run ./patchinstall -r <patch>

Note:

If want to install this patch into other versions than LSF9.1.3, manually extract the package and update the binary.

1)    Extract the package in a temp directory

mkdir /tmp/installSS/; cd /tmp/installSS/; zcat <patch> | tar -xvf -;

2)    Backup below files

$LSF_BINDIR/ssm

$LSF_BINDIR/sservice

$LSF_BINDIR/sschild

$LSF_BINDIR/ssched_real

$LSF_LIBDIR/ssched/libvem.so

3)    Update the binaries "ssm sservice ssched_real sschild" and lib "libvem.so"

a. sudo cp -rf linux2.6-glibc2.3-x86_64/bin/* $LSF_BINDIR/

b. sudo cp -rf linux2.6-glibc2.3-x86_64/lib/ssched/* $LSF_LIBDIR/ssched/

6. List of files

LSF/libvem.so
LSF/ssched_real
LSF/sschild
LSF/sservice
LSF/ssm

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.