Readme File for IBM® Platform Symphony 6.1.1 Interim Fix 495035

Readme File for: Platform Symphony

Product Release: 6.1.1

Update Name: Interim Fix 495035

Fix ID: sym-6.1.1-build495035

Publication Date: June 26, 2018

When many hosts are added at a time to the cluster, SYN flooding impacts LIM performance in Platform Symphony 6.1.1. This interim fix provides a resolution for this issue by increasing the SYN backlog value.

Contents

1. List of fixes

2. Download location

3. Product and components affected

4. Installation and verification

5. Uninstallation

6. List of files

7. Copyright and trademark information

1.     List of fixes

APAR: P102626

2.     Download location

Download interim fix 495035 from the following location: https://www.ibm.com/eserver/support/fixes/

3.     Product and components affected

Component name, Platform, Fix ID:

EGO, linux-x86_64, sym-6.1.1-build495035-citi

4.     Installation and verification

Follow the instructions in this section to download and install this interim fix in your cluster.

System requirements

Linux x86_64

Installation

1.      Log on to the master host as the cluster administrator and shut down the cluster:

> soamcontrol app disable all

> egosh service stop all

> egosh ego shutdown all

2.      Log on to each management host in the cluster and back up the following file, which will be replaced by this fix:

$EGO_TOP/1.2.8/linux2.6-glibc2.3-x86_64/etc/lim

3.      On each management host, download and decompress the sym6.1.1_lnx26-lib23-x64_build495035.tar.gz package to the $EGO_TOP directory:

> tar zxfo sym6.1.1_lnx26-lib23-x64_build495035.tar.gz -C $EGO_TOP

After installation

1.      Run the lim -V command to verify the installation. For example:

> lim -V

      Platform EGO 1.2.8.0 build 495035, Jun 22 2018

      Copyright International Business Machines Corp, 1992-2013.

      US Government Users Restricted Rights - Use, duplication or disclosure     

      restricted by GSA ADP Schedule Contract with IBM Corp.

 

      binary type: linux2.6-glibc2.3-x86_64

      notes:

      fixes

2.      Log on to the master host as the cluster administrator and start the cluster:

> egosh ego start all

> soamcontrol app enable <appName>

5.    Uninstallation

If required, follow the instructions in this section to uninstall this interim fix in your cluster.

1.      Log on to the master host as the cluster administrator and shut down the cluster:

> soamcontrol app disable all

> egosh service stop all

> egosh ego shutdown all

2.      Log on to each management host in the cluster and restore your backup for the following binary:

$EGO_TOP/1.2.8/linux2.6-glibc2.3-x86_64/etc/lim

3.      Log on to the master host as the cluster administrator and start the cluster:

> egosh ego start all

> soamcontrol app enable <appName>

6.    List of files

lim

7.    Copyright and trademark information

© Copyright IBM Corporation 2018

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.