Open Enterprise Server 2018 SP3 OES Cluster Services for Linux Administration Guide July 2021 Legal Notices © Copyright 2017 - 2021 Micro Focus or one of its affiliates. The only warranties for products and services of Micro Focus and its affiliates and licensors (“Micro Focus”) are as may be set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. Micro Focus shall not be liable for technical or editorial errors or omissions contained herein. The information contained herein is subject to change without notice. 2 Contents About This Guide 13 1 Overview of OES Cluster Services 15 1.1 Why Should I Use Clusters?. .15 1.2 Benefits of OES Cluster Services. .16 1.3 Product Features . .16 1.4 Clustering for High Availability . .17 1.5 Shared Disk Scenarios . .19 1.5.1 Using Fibre Channel Storage Systems . .19 1.5.2 Using iSCSI Storage Systems . .20 1.5.3 Using Shared SCSI Storage Systems. 21 1.6 Terminology . .21 1.6.1 The Cluster . .21 1.6.2 Cluster Resources . .22 1.6.3 Failover Planning. .24 2 What’s New or Changed for OES Cluster Services 27 2.1 What’s New or Changed in OES Cluster Services (OES 2018 SP3) . .27 2.2 What’s New or Changed in OES Cluster Services (OES 2018 SP2) . .28 2.3 What’s New or Changed in Novell Cluster Services (OES 2018 SP1) . .28 2.4 What’s New or Changed in Novell Cluster Services (OES 2018) . .29 3 Planning for a Cluster 31 3.1 Determining Your Design Criteria. .31 3.2 Using Cluster Best Practices . .31 3.3 Planning the LAN Connectivity . .32 3.3.1 VLAN . .32 3.3.2 Channel Bonding. .33 3.3.3 Spanning Tree Protocol . .33 3.3.4 IP Addresses . .33 3.3.5 Name Resolution . .33 3.4 Planning the Shared Storage Connectivity. .34 3.5 Planning the Shared Storage Solution . .34 3.6 Planning the eDirectory Deployment . .34 3.6.1 Object Location. .34 3.6.2 Cluster OU Context. .35 3.6.3 Cluster OU Partitioning and Replication . .35 3.7 Planning for Shared Storage as Cluster Resources . .35 3.8 Planning for OES Services as Cluster Resources . .35 4 Planning for OES Cluster Services 37 4.1 Cluster Administration Requirements . .37 Contents 3 4.1.1 Cluster Installation Administrator . .37 4.1.2 NCS Proxy User . .38 4.1.3 Cluster Administrator or Administrator-Equivalent User . .40 4.2 IP Address Requirements . .40 4.3 Volume ID Requirements . .40 4.4 Hardware Requirements . .41 4.5 Virtualization Environments . .41 4.6 Software Requirements for Cluster Services . .41 4.6.1 Open Enterprise Server 2018 SP3 . 42 4.6.2 OES Cluster Services . .42 4.6.3 NetIQ eDirectory 9.1 . .42 4.6.4 SLP . .45 4.6.5 iManager 3.2.1 . .46 4.6.6 Clusters Plug-in for iManager . .46 4.6.7 Storage-Related Plug-Ins for iManager . .47 4.6.8 SFCB and CIMOM . .48 4.6.9 OES Credential Store . .49 4.6.10 Web Browser. .49 4.7 Software Requirements for Cluster Resources . .49 4.7.1 NCP Server for Linux. .50 4.7.2 Storage Services File System for Linux . 50 4.7.3 LVM Volume Groups and Linux POSIX File Systems . .51 4.7.4 NCP Volumes on Linux POSIX File Systems. .51 4.7.5 Dynamic Storage Technology Shadow Volume Pairs . .51 4.7.6 NCP File Access . .51 4.7.7 OES AFP . .52 4.7.8 OES CIFS. .52 4.7.9 OES Domain Services for Windows . ..