IBM Platform Cluster Manager Version 4.2.1 Fix 411874 Readme File

Abstract

Apply this fix to resolve issues with passwordless SSH on compute nodes after reprovisioning in Platform Cluster Manager 4.2.1.

Description

Readme documentation for IBM® Platform Cluster Manager Version 4.2.1 Fix 411874, including installation-related instructions and prerequisites.
After reprovisioning compute nodes, issues with passwordless SSH occur. Specifically, the ssh_host_ecdsa_key SSH key is altered after compute nodes are reprovisioned which causes problems. Apply this fix to resolve this issue.

Readme file for: IBM® Platform Cluster Manager
Product/Component release: 4.2.1
Update name: Fix 411874
Fix ID: pcm-4.2.1-build411874
Publication date: 28 Jun 2016
Last modification date: 28 Jun 2016

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. Limitation
  8. Copyright and trademark information

1. List of fixes

P101784

2. Download location

Fix 411874 can be downloaded from IBM Fix Central at http://www.ibm.com/support/fixcentral.

3. Products or components affected

Fix 411874 affects the following versions of Platform Cluster Manager:
4.2.1
4.2.1 Fix Pack 1

4. System requirements

Platform Cluster Manager 4.2.1 or  Platform Cluster Manager 4.2.1 Fix Pack 1 must be installed in management node.

5. Installation and configuration

Applying this fix involves the following steps:

5.1 Download the "pcm-4.2.1-build411874" fix package from IBM Fix Central.

5.2 Upload the fix tar file to the Platform Cluster Manager management node.

5.3 On the Platform Cluster Manager management node, extract the fix tar file.

# mkdir -p /opt/pcm/pcm_4.2.1_build411874

# tar -zxvf pcm_4.2.1_411874_fix.tar.gz -C /opt/pcm/pcm_4.2.1_build411874

5.4 On the Platform Cluster Manager management node, back up the script remoteshell and replace it.

# mkdir –p /opt/pcm/pcm_4.2.1_build411874/backup

# cp /install/postscripts/remoteshell /opt/pcm/pcm_4.2.1_build411874/backup
# cp /opt/pcm/pcm_4.2.1_build411874/remoteshell /install/postscripts/

6. List of files

remoteshell.

7. Limitation

For the provisioned compute nodes before apply this fix, the ssh key ‘ssh_host_ecdsa_key’ still will be changed after the first re-provisioning.

8. Copyright and trademark information

© Copyright IBM Corporation 2016
US Government Users Restricted Rights  Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
IBM, the IBM logo, ibm.com®, IBM Spectrum Scale, and LSF are trademarks or registered 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.
Other company, products, or service names may be trademarks or service marks of others.