www.novell.com/documentation Novell Cluster ServicesTM 1.8.8 Administration Guide for Linux Open Enterprise Server 2 SP3 December 2013 Legal Notices Novell, Inc., makes no representations or warranties with respect to the contents or use of this documentation, and specifically disclaims any express or implied warranties of merchantability or fitness for any particular purpose. Further, Novell, Inc., reserves the right to revise this publication and to make changes to its content, at any time, without obligation to notify any person or entity of such revisions or changes. Further, Novell, Inc., makes no representations or warranties with respect to any software, and specifically disclaims any express or implied warranties of merchantability or fitness for any particular purpose. Further, Novell, Inc., reserves the right to make changes to any and all parts of Novell software, at any time, without any obligation to notify any person or entity of such changes. Any products or technical information provided under this Agreement may be subject to U.S. export controls and the trade laws of other countries. You agree to comply with all export control regulations and to obtain any required licenses or classification to export, re-export or import deliverables. You agree not to export or re-export to entities on the current U.S. export exclusion lists or to any embargoed or terrorist countries as specified in the U.S. export laws. You agree to not use deliverables for prohibited nuclear, missile, or chemical biological weaponry end uses. See the Novell International Trade Services Web page (http://www.novell.com/info/exports/) for more information on exporting Novell software. Novell assumes no responsibility for your failure to obtain any necessary export approvals. Copyright © 2007–2013 Novell, Inc. All rights reserved. No part of this publication may be reproduced, photocopied, stored on a retrieval system, or transmitted without the express written consent of the publisher. Novell, Inc. 1800 South Novell Place Provo, UT 84606 U.S.A. www.novell.com Online Documentation: To access the latest online documentation for this and other Novell products, see the Novell Documentation Web page (http://www.novell.com/documentation). Novell Trademarks For Novell trademarks, see the Novell Trademark and Service Mark list (http://www.novell.com/company/legal/trademarks/ tmlist.html). Third-Party Materials All third-party trademarks are the property of their respective owners. Contents About This Guide 15 1 Overview of Novell Cluster Services 17 1.1 Why Should I Use Clusters? . 17 1.2 Benefits of Novell Cluster Services . 17 1.3 Product Features . 18 1.4 Clustering for High-Availability . 18 1.5 Shared Disk Scenarios. 21 1.5.1 Using Fibre Channel Storage Systems . 21 1.5.2 Using iSCSI Storage Systems . 22 1.5.3 Using Shared SCSI Storage Systems . 23 1.6 Terminology . 23 1.6.1 The Cluster . 23 1.6.2 Cluster Resources . 24 1.6.3 Failover Planning . 26 2 What’s New or Changed for Novell Cluster Services 29 2.1 What’s New (May 2013 Patches). 29 2.2 What’s New (April 2013 Patches) . 30 2.3 What’s New (January 2013 Patches). 30 2.4 What’s New (September 2012 Patches) . 36 2.5 What’s New (January 2012 Patches). 36 2.6 What’s New (November 2011 Patches) . 37 2.7 What’s New (August 2011 Patches) . 37 2.8 What’s New (May 2011 Patches). 38 2.9 What’s New (April 2011 Patches) . 38 2.9.1 Script Changes for New NSS Pool Cluster Resources . 38 2.9.2 Run Report Opens in a New Window . 38 2.10 What’s New (OES 2 SP3) . 39 2.10.1 Support for the OES Common Proxy User . 39 2.10.2 NCS_Management Group . 39 2.10.3 Viewing and Configuring the LDAP Server Information. 39 2.10.4 Resource Mutual Exclusion Groups . 40 2.10.5 Reboot Option for Failure Actions in Resource Monitoring . 40 2.10.6 Modifying the Preferred Nodes List as Text. 40 2.10.7 Modifying Resource Priorities List as Text. 40 2.10.8 Cluster Report Information. 40 2.10.9 Informative Subject Line for Email Notifications . 40 2.10.10 Confirming a Cluster Down or Cluster Restart Command . 41 2.10.11 Handling Reboot Preferences with the Linux Kernel Panic Setting . 41 2.10.12 Previewing All Cluster Resources Before the Final Conversion from NetWare 6.5 to OES 2 Linux. 41 2.10.13 Providing the Password for ncs_install.py . 41 2.10.14 Renaming a Pool Cluster Resource . 41 2.10.15 Controlling Monitoring for Resources . 41 2.10.16 Cascading Failover Prevention . .41 2.11 What’s New (June 2010 Patches) . 42 2.12 What’s New (January 2010 Patches). 42 2.13 What’s New (OES 2 SP2) . 42 Contents 3 2.13.1 Improved Error Reporting . 42 2.13.2 Improved Time Calculations . .43 2.13.3 Specifying the Size of the SBD Partition . 43 2.13.4 Customizing Translation Syntax . 43 2.13.5 Migration Tool Support for Cluster Configurations. 43 2.13.6 New iFolder Resource Template . 43 2.13.7 Removed MPK Calls from the Code . 43 2.13.8 Cluster Restart Is No Longer Required in a Rolling Cluster Upgrade . 44 2.14 What’s New (OES 2 SP1) . 44 2.14.1 Schema Extension. 44 2.14.2 Installation by Container Administrator . 44 2.14.3 Behavior Change for Adding a Node . 44 2.14.4 Attribute NCS: GIPC Config Is No Longer Maintained . 45 2.14.5 Support for Novell AFP for Linux . 45 2.14.6 Support for Novell CIFS for Linux . 45 2.14.7 Support for Domain Services for Windows . 45 2.15 What’s New (OES 2) . 45 3 Planning for a Cluster 47 3.1 Determining Your Design Criteria . 47 3.2 Using Cluster Best Practices . ..