HP ProLiant 2500 Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui
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- HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 1
HA/F100 and HA/F200 Administrator Guide Second Edition (September 1999) Part Number 380362-002 Compaq Computer Corporation Compaq Confidential - Need to Know Required Writer: Linda Arnold Project: Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Comments: Part Number: 380362-002 File - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 2
U.S.A. The software described in this guide is furnished under a license agreement or nondisclosure agreement. The software may be used or copied only in accordance with the terms of the agreement. Compaq, Deskpro, Fastart, Compaq Insight Manager, Systempro, Systempro/LT, ProLiant, ROMPaq, QVision - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 3
Interconnect 1-12 Interconnect Adapters 1-13 Redundant Interconnects 1-13 Microsoft Software 1-14 Compaq Confidential - Need to Know Required Writer: Linda Arnold Project: Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Comments: Part Number: 380362-002 File Name: a-frnt.doc - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 4
Administrator Guide Architecture of the Compaq ProLiant Clusters HA/F100 and HA/F200 continued Compaq Software ...1-14 Compaq SmartStart and Support Software CD 1-15 Compaq Redundancy Manager (Fibre Channel 1-16 Compaq Cluster Verification Utility 1-16 Compaq Insight Manager 1-17 Compaq Insight - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 5
About This Guide v Setting Up the Compaq ProLiant Clusters HA/F100 and HA/F200 continued Installing the Software 3-13 Assisted Integration Using SmartStart (Recommended 3-13 Manual Installation Using SmartStart 3-19 Compaq Intelligent Cluster Administrator 3-22 Installing Compaq Intelligent - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 6
6 Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 Installation ...6-2 Troubleshooting Node-to-Node Problems 6-5 Compaq Redundancy Manager in a Single-Server Environment Overview...B-1 Installing Redundancy Manager B-4 Automatically Installing Redundancy Manager B-4 Manually - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 7
...B-13 Troubleshooting Redundancy Manager B-16 Troubleshooting Potential Problems B-16 Appendix C Software and Firmware Versions Glossary Index Compaq Confidential - Need to Know Required Writer: Linda Arnold Project: Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Comments - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 8
to be used as step-by-step instructions for installation and as a reference for operation, troubleshooting, and future upgrades of the cluster server. This guide provides information about the installation, configuration, and implementation of the Compaq ProLiant Cluster Models HA/F100 and HA/F200 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 9
/F100 and HA/F200," contains high-level troubleshooting information for the Compaq ProLiant Clusters HA/F100 and HA/F200. Compaq Confidential - Need to Know Required Writer: Linda Arnold Project: Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Comments: Part Number: 380362-002 File - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 10
Manager in a nonclustered server environment. s Appendix C, "Software and Firmware Versions," provides software and firmware version levels that are required for your Compaq ProLiant Cluster. s "Glossary," provides definitions for terms used throughout the guide. Text Conventions This document - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 11
or specific instructions. NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of information. Getting Help If you have a problem and have exhausted the information in this guide, you can get further information and other help in the following locations. Compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 12
to specific hardware and software components of the Compaq ProLiant Clusters HA/F100 and HA/F200, including, but not limited to, the following: s Documentation related to the ProLiant servers you are clustering (for example, manuals, posters, and performance and tuning guides) s Compaq RA4000 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 13
Clusters HA/F100 and HA/F200 Overview of Compaq ProLiant Clusters HA/F100 and HA/F200 Components A cluster is a loosely coupled collection of servers and storage that acts as a single system, presents a single-system image to clients, provides protection against system failures, and provides - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 14
Windows NT Server 4.0 Enterprise Edition s Compaq SmartStart and Support Software CD s Compaq Support Software Diskette for Windows NT (NT SSD) s Compaq Redundancy Manager (Fibre Channel) s Compaq Cluster Verification Utility s Compaq Insight Manager s Compaq Insight Manager XE s Compaq Intelligent - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 15
Channel cable q Ethernet crossover cable q Network (LAN) cable The Compaq ProLiant Cluster HA/F100 includes these software solution components: s Microsoft Windows NT Server 4.0 Enterprise Edition s Compaq SmartStart and Support Software CD s Compaq Support Software Diskette for Windows NT (NT SSD - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 16
components of the Compaq ProLiant Cluster HA/F100 The Compaq ProLiant Cluster HA/F100 configuration is a cluster with a Compaq StorageWorks RAID Array 4000, a single Compaq StorageWorks Fibre Channel Storage Hub (7- or 12-port), two Compaq ProLiant servers (nodes), a single Compaq StorageWorks Fibre - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 17
Network (LAN) cable The Compaq ProLiant Cluster HA/F200 includes these software solution components: s Microsoft Windows NT Server 4.0 Enterprise Edition s Compaq SmartStart and Support Software CD s Compaq Support Software Diskette for Windows NT (NT SSD) s Compaq Redundancy Manager (Fibre Channel - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 18
1-6 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide NOTE: See Appendix C, "Software and Firmware Versions," for the necessary software version levels for your cluster. The following illustration depicts the basic HA/F200 configuration. RA4000 storage hub storage hub Node 1 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 19
, redundant processor power modules, redundant Network Interface Controller (NIC) support, dual-ported hot-pluggable 10/100 NICs and redundant hot-pluggable power supplies (on most high-end models). Many of these features are available at the low end and mid range of the Compaq ProLiant server line - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 20
storage cabinet that contains the disk drives, power supply, and array controller. The RA4000 can hold twelve 1-inch or eight 1.6-inch Wide-Ultra SCSI drives. The RA4000 supports the same hot-pluggable drives as Compaq Servers and Compaq ProLiant Storage Systems, online capacity expansion, online - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 21
Compaq ProLiant Clusters HA/F100 and HA/F200 1-9 Compaq StorageWorks Fibre Channel Storage Hubs The servers in a Compaq ProLiant Cluster HA/F100 and HA/F200 are connected to one or more Compaq , there will be unused ports. Compaq does not currently support using these ports to connect additional - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 22
ease of expansion and 100 MB/s performance. GBIC-SW modules support distances up to 500 meters using multi-mode fibre optic cable. Cables Three general categories of cables are used for Compaq ProLiant HA/F100 and HA/F200 clusters: Server to Storage Shortwave (multi-mode) fiber optic cables are - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 23
Architecture of the Compaq ProLiant Clusters HA/F100 and HA/F200 1-11 Cluster Interconnect Two types there are three options: Dedicated Interconnect Using an Ethernet Crossover Cable: An Ethernet crossover cable (supplied in both the HA/F100 and HA/F200 kits) can be used to connect the NICs directly - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 24
1-12 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster specific server, configuring client connections will differ from those for a stand-alone server. Clients will connect to virtual servers, which are cluster groups that contain their own IP addresses. Within this guide - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 25
Compaq High Availability website (http://www.compaq.com/highavailability). Interconnect Adapters Ethernet adapters, or Compaq ServerNet adapters, can be used for the interconnect between the servers in a Compaq ProLiant This is configured when installing the cluster software, or it can be added later - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 26
Clusters HA/F100 and HA/F200 Administrator Guide Microsoft Software Microsoft Windows NT Server 4.0/Enterprise Edition (Windows NTS/E) is the operating system for the Compaq ProLiant Clusters HA/F100 and HA/F200. Microsoft Cluster Server (MSCS) is part of Windows NTS/E. As the core component - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 27
the Compaq Server Setup and Management pack. Compaq Support Software Diskette (NT SSD) The Compaq Support Software Diskette for Windows NT (NT SSD) contains device drivers and utilities that enable you to take advantage of specific capabilities offered on Compaq products. These drivers are provided - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 28
1-16 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Fibre Channel Fault Isolation Utility (FFIU) The SmartStart and Support Software CD following categories: s A node test verifies that the clustered servers are supported in HA/F100 and HA/F200 cluster configurations. s Networking - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 29
of the Compaq ProLiant Clusters HA/F100 and HA/F200 1-17 s Storage tests verify the presence and minimum configuration requirements of supported host bus adapters, array controllers, and external storage subsystem. s System software tests verify that Microsoft Windows NT Server 4.0/ Enterprise - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 30
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Compaq Insight Manager XE Compaq Insight Manager XE is a Web-based management system. It can be used in conjunction with Compaq specifically for monitoring cluster health. Cluster Monitor provides access to the Compaq This software also - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 31
Installation The client/server software applications are among the key components of any cluster. Compaq is working with its key software partners to ensure that cluster-aware applications are available and that the applications work seamlessly on Compaq ProLiant clusters. Compaq provides a number - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 32
2 Chapter Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 Before connecting any cables or powering on any machines, it is important to understand how all of /Failback Planning In addition to reading this chapter, read the planning chapter in Microsoft Cluster Server Administrator's Guide. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 33
2-2 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Planning Considerations To correctly assess capacity, detailed in this section will help you design your Compaq ProLiant Cluster so that it addresses your specific availability needs. s Cluster configuration design is addressed in - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 34
Compaq ProLiant Clusters HA/F100 and HA/F200 2-3 An active/active configuration has two primary designs: s The first design uses Microsoft Cluster Server over to each other, ensure that each server has enough capacity, memory, and processor power to run all applications (all applications running on - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 35
2-4 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Example 1: File & Print/File & Print An example business scenario involves two file and print servers. The Human Resources (HR) department uses one server, and the Marketing department uses the other. Both servers actively run - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 36
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-5 Example 2: Database/Database Another resources fail over to their secondary node, the HR database server. The Marketing clients experience a slight disruption of service while the database resources are failed over, the database - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 37
2-6 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide If the node running the order entry database encounters a failure, the database fails over to its secondary node. The order entry clients experience a slight disruption of service while the database resources are failed over, the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 38
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-7 Example - Database/Standby Server An example business scenario uses a single server to perform queries and calculations on order entry information, translating sales orders into packaging and distribution instructions for the warehouse. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 39
2-8 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster Groups Understanding the relationship between your company's business functions and cluster groups is essential to getting the most from your cluster. Business functions rely on computer systems to support activities such - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 40
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-9 Resource Dependency Tree Order business function, which consists of two cluster groups: a database server (a Windows NT application) and a Web server (a Windows NT service). NOTE: For this example, it is assumed that each cluster group - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 41
2-10 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide 2. List each application or service required for each business function. Web Sales Order Business Function Web Server Service (Cluster Group #1) Database Server Application (Cluster Group #2) Resource Resource Resource #1 #2 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 42
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-11 3. List the immediate dependencies for each application (or service). Web Sales Order Business Function Web Server Service (Cluster Group #1) Database Server Application (Cluster Group #2) Network Name Web Server Service Physical - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 43
Guide Figure 2-7 illustrates the worksheet for the Web Sales Order business function. A blank copy of the worksheet is provided in Appendix A. Cluster Function Group #1 Group #2 Resource #1 Resource #2 Cluster Group Definition Worksheet Web Sales Order Web Server Service Database Server - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 44
may elect to use a redundant component to minimize, or remove, the single point of failure. NOTE: Although not specifically covered in this section, redundant server components (such as power supplies and processor modules) should be used wherever possible. These features will vary based upon your - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 45
2-14 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide MSCS Configuration MSCS allows you to configure a on your hardware. The Compaq Redundant NIC Utility (originally called Advanced Network Fault Detection and Correction Feature) is supported on all Compaq TI-based Ethernet and - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 46
Compaq ProLiant Clusters HA/F100 and HA/F200 2-15 Because the purpose of the redundant interconnect is to increase the availability of the cluster, it is important to monitor the status of your redundant NICs. Compaq Insight Manager and Compaq Clients connected to a virtual server on the cluster (via - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 47
2-16 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Recommended Cluster Communication Strategy The past two sections discussed the redundancy of intracluster and cluster-to-LAN communication. However, to obtain the most benefit while - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 48
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-17 Example 1 A Compaq dual-port NIC and a single-port port NIC is configured as the primary network path for cluster-to-LAN communication. The Compaq Advanced Network Control Utility is used to configure the second port on the dual-port - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 49
2-18 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Example 2 The second example configuration consists of three single-port NICs. One NIC is dedicated to intracluster communication. The other two NICs are used for cluster-to-LAN communication. The Compaq Advanced Network Control - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 50
system) is the mechanism with which ProLiant Clusters implement shared storage. Generally, the storage system consists of Compaq StorageWorks Host Adapters (host bus adapters) in each server, a Compaq StorageWorks Fibre Channel Storage Hub, a Compaq StorageWorks RA4000 Controller (array controller - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 51
2-20 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide If the host bus adapter-to-storage hub path fails, it results in a failover of all applications. For instance, if one server can no longer access the storage hub (and by extension the shared storage), all of the cluster groups - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 52
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-21 Without access to shared service to all clustered applications and services that depend on the drive. Failover of a cluster node will not resolve this failure, since neither server can read from a failed drive. NOTE: Windows NT software - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 53
2-22 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Enhanced High Availability Features of the HA/ is by clustering. The Compaq ProLiant Cluster HA/F100 reduces the single points of failure that exist in a single-server environment by allowing two servers to share storage and take - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 54
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-23 The following illustration depicts the HA/F200 configuration components. RA4000 storage hub storage hub Node 1 Dedicated Interconnect Node 2 L AN Figure 2-12. HA/F200 configuration - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 55
F200 Administrator Guide HA/F200 Fibre Channel Data Paths The Compaq StorageWorks RAID Array 4000 storage system is the mechanism with which the HA/F200 cluster implements shared storage. The Compaq ProLiant Cluster HA/F200 minimum configuration consists of two host bus adapters in each server, two - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 56
the Compaq ProLiant Clusters HA/F100 and HA/F200 2-25 The active data paths run from the active host bus adapters in the servers to the active storage hub. If this path fails, the applications can seamlessly fail over to the standby host bus adapter-to-storage hub data paths. A A S S Server - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 57
Operating System Clustered Applications & Services Non-Clustered Applications & Services Node1 Node2 Figure 2-15. File locations in a Compaq ProLiant Cluster For each server, determine the processor, memory, and disk storage requirements needed to support its operating system and nonclustered - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 58
the Compaq ProLiant Clusters HA/F100 and HA/F200 2-27 Determine the processor and memory requirements needed to support the clustered applications and services that will run on each node while the cluster is in a normal operating state. If the program files of a clustered application and/or service - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 59
2-28 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide The following table details the capacity requirements that can be applied to either active/active design. Table 2-1 Server Capacity* Requirements for Active/Active Configuration Node1 Node2 Operating system (Windows NT and - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 60
Compaq ProLiant Clusters HA/F100 and HA/F200 2-29 Shared Storage Capacity Each server is connected to shared storage (the Compaq StorageWorks RAID Array 4000 storage system), which mainly stores data files of clustered applications and services IMPORTANT: Windows NT software RAID is not available - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 61
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide be independently controlled by the cluster software. Using the previous example, you Compaq TechNote, Planning Considerations for Compaq ProLiant Clusters Using Microsoft Cluster Server, located on the Compaq website (http://www.compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 62
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-31 Shared Storage Capacity Worksheet Worksheet Disk Resource 1 Disk Resource 2 Description Web files and Web scripts for Web Service Group Log file(s) for Database Required Application Capacity 12 GB 4.3 GB Desired Level of - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 63
2-32 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Load Balancing Load balancing helps to your HA/F200 configuration for host bus adapters in a single server to be active/active. Figure 2-17 shows a Compaq ProLiant Cluster HA/F200 configuration with only one RA4000. Because there - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 64
RA4000 A S storage hub storage hub A Server S A S Server Figure 2-18. Compaq ProLiant Cluster HA/F200 with dual RA4000s Networking Capacity attach to the cluster. If Node1 encounters a failure and its applications and services fail over to Node2, then Node2 needs to handle access from its own - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 65
2-34 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Network Considerations This section addresses clustering items that affect the corporate LAN. MSCS has specific requirements regarding which protocol can be used and how IP address and network name resolution occurs. Additionally, - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 66
Compaq ProLiant Clusters HA/F100 and HA/F200 2-35 DHCP Only use DHCP for the clients; it should not be used for the cluster node IP addresses or cluster resource IP addresses. DHCP cannot be used to assign IP addresses for virtual servers Services The main consideration for file and print services - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 67
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Connecting to Shared Resources In the traditional, command-driven connection to a shared resource, the user needs to know the server the IP address of a backup server, which the client database software attempts to use in case the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 68
. You may need additional hardware, such as memory or system processors, to support the additional workload incurred after a failover. It is also important to understand the performance impact when configuring server pairs in a failover cluster. If a business-critical database is already - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 69
2-38 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide You can use the Windows NT Performance group that encounters a problem, set the restart threshold to 0 (zero). If the group will experience severe performance limitations if failed over to a secondary server, set the threshold and - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 70
Designing the Compaq ProLiant Clusters HA/F100 and HA/F200 2-39 Failover Threshold and Failover as bank card readers. For example, if a server is providing print services to users, and the printer is directly connected to the parallel port of the server, there is no way to switch the physical - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 71
2-40 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Another example of a direct-connect device is a directly connected mainframe interface. If the first server is directly connected to the mainframe, as through an SDLC (Synchronous Data Link Control) card in the server, there is no - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 72
the Compaq ProLiant Clusters failback. This setting allows the administrator to fail back a group manually. Allow automatic failback. This setting allows MSCS to fail back specific hours of the day during which automatic failback can occur. Refer to the Microsoft Cluster Server Administrator's Guide - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 73
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Group Failover/Failback Policy Use the Group Failover/Failback Policy worksheet to define the failover and failback policies for each cluster group. Figure 2-19 illustrates the failover/failback parameters for the Web Server Service - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 74
and software. The Compaq ProLiant Clusters HA/F100 and HA/F200 are combinations of several individually available products. Have the following documents available as you set up your cluster. s Documentation for the clustered Compaq ProLiant Servers s Compaq StorageWorks RAID Array 4000 User Guide - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 75
HA/F100 and HA/F200 Administrator Guide s Compaq Intelligent Cluster Administrator Quick Setup Guide s Microsoft Windows NT Server 4.0/Enterprise Edition Administrator's Guide s Microsoft Cluster Server Administrator's Guide The installation and setup of your ProLiant Cluster can be described in the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 76
IP address and subnet mask of the address you will use to administer the cluster? Installing clustering software requires several specific steps and guidelines that may not be necessary when installing software on a single server. Read and understand the following items before proceeding with any - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 77
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide information as presented and continue. s For a manual software installation, use Windows NT Disk Administrator on the from the first node, you prevent potential problems caused by inconsistent drive configurations. When the second - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 78
Compaq ProLiant Clusters HA/F100 and HA/F200 3-5 s MSCS requires drive letters to remain constant throughout the life of the cluster; therefore, you must assign permanent drive letters to your shared drives. If you are performing manual software (Domain Name Server), for intracluster communication - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 79
Channel Host Adapter Follow the installation instructions in your Compaq StorageWorks Fibre Channel Host Adapter Installation Guide and your Compaq ProLiant Server documentation to install the host bus adapter in your servers. Install one adapter per server for the HA/F100 configuration. Install - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 80
the Logical-Physical Slot Numbering Problem," available from the Compaq website (http://www.compaq.com). For specific instructions on how to install an adapter card, refer to the documentation for the interconnect card you are installing or the Compaq ProLiant Server you are using. The cabling - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 81
3-8 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Setting Up the Compaq StorageWorks Raid Array 4000 Storage System Follow the instructions in the Compaq StorageWorks RAID Array 4000 User Guide to set up the RA4000s, the Compaq StorageWorks Fibre Channel Storage Hub 7 or 12, the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 82
powered up in the following order: 1. Storage hub (Power is applied when the AC power cord is plugged in) 2. Storage system 3. Servers Configuring Shared Storage The Compaq Array Configuration Utility" in the Compaq StorageWorks RAID Array 4000 User Guide. The Array Configuration Utility runs - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 83
3-10 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Setting Up a Private Interconnect There are four ways to set switch Ethernet Direct Connect An Ethernet crossover cable is included with your Compaq ProLiant Cluster. This cable directly connects two Ethernet cards. Place one end - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 84
LAN). ServerNet Direct Connect If you have chosen the Compaq ServerNet option as the server interconnect for your ProLiant Cluster, you will need the following: s Two allows for future growth. Refer to the Compaq ServerNet documentation for a description and detailed installation instructions. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 85
3-12 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Setting Up a Public Interconnect It is possible-but not Recommended Cluster Communication Strategy" section in Chapter 2 of this guide for more information about setting up redundancy for intracluster and cluster-to-LAN - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 86
the Compaq ProLiant Clusters HA/F100 and HA/F200 3-13 Installing the Software The following information describes the software installation steps for the HA/F100 and the HA/F200. Proceed with these steps once you have all equipment installed and your hubs, storage system, and one server powered up - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 87
Clusters HA/F100 and HA/F200 Administrator Guide Cluster-Specific SmartStart Installation The SmartStart setup poster describes the general flow of configuring and installing software on a single server. The installation for a Compaq ProLiant Cluster HA/F100 and HA/F200 will be very similar. The - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 88
guided through steps to install addition Compaq software and utilities including choosing the NT boot partition size and installing the Compaq Support Software Disk (SSD). Follow the instructions and create disk partitions. 13. Power down the server, insert Options ROMPaq diskette in Node1 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 89
3-16 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide 16. Power on storage and wait for drives to spin, then power on the server. 17. If setting up an HA/F200, install Redundancy Manager. To automatically install Redundancy Manager Redundancy Manager: a. Place the Compaq Redundancy - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 90
Verification Utility, then follow the steps listed below. To automatically install CCVU, insert the Compaq Cluster Verification Utility CD in the CD-ROM drive. Installation should automatically run. If manual installation is necessary: a. Select Start, Run. b. Click Browse and select the CD-ROM - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 91
completes, install Windows NT Service Pack 5. For the latest information on Service Packs, please refer to the release notes. 22. Run the Compaq Support Software Disk (SSD) through the diskettes you created or from the SmartStart CD and verify that all installed drivers are current. 23. Install - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 92
Setting Up the Compaq ProLiant Clusters HA/F100 and HA/F200 3-19 Manual Installation Using SmartStart To perform a manual installation perform the following steps: IMPORTANT: Power off Node2 when setting up Node1 1. Power up the shared storage. Place the SmartStart CD in the CD-ROM drive of the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 93
Edition (Select) CD. 13. When prompted, install Service Pack 3. After Service Pack 3 is installed, the server reboots and Enterprise Edition Installer loads automatically. 14. Exit the Enterprise Edition Installer. 15. Run the Compaq Support Software Disk using the diskettes you created in Step 7 or - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 94
Pack 5. See the latest release notes for the latest service pack information. 22. Run Compaq Support Software Diskette (SSD) through the diskettes you created or from the SmartStart CD and verify that all installed drivers are current. 23. Install your applications and managing and monitoring - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 95
service to the Windows NT domain administrator user account. 8. Repeat these steps to install the software on the other cluster node. For more specific instructions about using Compaq Intelligent Cluster Administrator, refer to the Compaq Intelligent Cluster Administrator Quick Setup Guide - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 96
failover. Verifying the Creation of the Cluster After you have installed the software and placed the servers in a fresh state, verify creation of the cluster using the following steps. 1. Shut down and power off both servers. 2. Power off and then power on the RA4000. 3. Power both servers back on. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 97
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide When Windows NTS/E finishes booting up on both servers, follow these steps to use Microsoft Cluster Administrator to verify creation of the cluster: 1. From the Windows NTS/E desktop on either cluster server troubleshooting - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 98
the Compaq ProLiant Clusters HA/F100 and HA/F200 3-25 3. Make sure all predefined resources and groups are online. Verify that some of the resources and groups are owned by the server you will be powering off, so that a failure event will result in failover of resources and/or groups. 4. Power off - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 99
3-26 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide 5. Use Microsoft Cluster Administrator to perform a manual failover of the cluster group that contains the IP address. 6. After the manual failover completes, execute the ping command again. 7. As soon as the other node brings the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 100
StorageWorks Fibre Channel Storage Hub s One additional Compaq StorageWorks Fibre Channel Host Adapter (host bus adapter) per server s Compaq Redundancy Manager (Fibre Channel) software s Appropriate firmware and drivers If you already have a Compaq ProLiant Cluster HA/F100 up and running, you do - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 101
and management software (optional) Compaq Insight Manager software and documentation Compaq Insight Manager XE software and documentation Compaq Intelligent Cluster Administrator software and documentation s At least ten high-density diskettes s Windows NT Server 4.0 Service Packs IMPORTANT - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 102
website (http://www.compaq.com/highavailability). 3. Create Support Software Disk (SSD) from the Diskette Builder utility. Run the Support Software Disk (SSD) either from the diskettes or directly from the SmartStart CD. Install the latest Fibre Channel drivers and other server components. Do not - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 103
on service packs, refer to the HA/F200 release notes. 15. Run the Software Support Disk (SSD) through the diskettes you created or from the SmartStart CD, and verify that all installed drivers are current. 16. Install your applications and managing and monitoring software. a. Refer to the Compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 104
details the utilities and programs used in the ongoing management of Compaq ProLiant Clusters HA/F100 and HA/F200. The topics addressed in this chapter include: s Managing a Cluster Without Interrupting Cluster Services s Managing a Cluster in a Degraded Condition s Managing Hardware Components of - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 105
Administrator, you can usually work around the problem and continue successful cluster operations.) b. If the problem is considered critical, fail over all clustered applications and resources to the other server before servicing the problem. (This can be accomplished using Intelligent Cluster - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 106
Compaq Insight Manager has been enhanced to operate with the Compaq ProLiant Clusters HA/F100 and HA/F200. Compaq Insight Manager XE allows you to view and manage servers a cluster. Since users will experience some disruption of service and, possibly, a performance degradation during failover, they - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 107
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Managing a Cluster's Shared Storage Compaq Insight Manager and Compaq other cluster resources and services) are monitored by another. Cluster support of Compaq Insight Manager reports the servers in the cluster. When viewing the Compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 108
following method of adding shared storage assumes: s Service Pack 5 for Windows NT 4.0 is applied. s Compaq SmartStart CD 4.10 or later is used to apply system drivers. 1. Power down one of the cluster servers (Node2). 2. Insert the Compaq SmartStart and Support Software CD into the CD-ROM drive of - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 109
using a Compaq ProLiant Cluster HA/F200 with redundant paths, be sure to attach both array controllers, one to each hub. 4. Add the additional RA4000 to the storage subsystem. Follow the hardware installation steps detailed in Chapter 3 of this guide. 5. Power on the newly added RA4000. 6. Power on - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 110
Compaq ProLiant on the RA4000. Read the Compaq StorageWorks RAID Array User Guide to understand these rules. drive. Refer to the Compaq StorageWorks RAID Array 4000 User Guide for instructions on replacing a failed drive Service Pack 5 for Windows NT 4.0 is applied. s Compaq SmartStart CD 4.10 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 111
and HA/F200 Administrator Guide 1. Power down one of the cluster servers (Node2). 2. Insert the Compaq SmartStart and Support Software CD the other cluster server (Node1). Power down Node1. 3. Insert new drives in the RA4000 storage array. IMPORTANT: If using a Compaq ProLiant Cluster HA/F200 with - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 112
Compaq ProLiant part of a rack system, place the server in the rack. Attach the interconnect, LAN, Fibre Channel cables, and power cables. If you are using the , power on the new node and follow the steps described in "Verifying Integration of the Replacement Node." Add or replace device drivers for - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 113
node. s A separate backup server that uses the standard public client LAN as the backup path. Tape backup software varies in its level of cluster-aware integration and operation. Contact your tape backup software vendor for more details regarding their specific cluster implementation and support. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 114
node. Additionally, disk I/O may be balanced across the dual host bus adapters in a Compaq ProLiant Cluster HA/F200 configuration. This functionality is only available when accessing two separate RAID arrays. The timing of manual load balancing depends on the type of group to be moved and how many - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 115
5-12 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Compaq Redundancy Manager Compaq Redundancy Manager (Fibre Channel) increases the availability of single-server or clustered systems using Compaq StorageWorks RAID Array 4000. Redundancy Manager can detect failures of the Compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 116
Managing the Compaq ProLiant Clusters HA/F100 and HA/F200 5-13 Changing Paths Redundancy Manager allows you to change the active and standby paths for your cluster. The following provide instructions for changing paths. NOTE: Redundancy Manager will not change the configuration until you close the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 117
5-14 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Shortcut method Following is a shortcut method to change rescan should be run on each machine in a cluster. NOTE: Reboot each server to clear the SCSI port after seven hot replaces. 1. Select Features from the Main screen. 2. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 118
monitor the ProLiant Cluster and perform cluster administration functions such as starting and stopping an MSCS service, starting or stopping an MSCS node, and starting or stopping the MSCS cluster. Compaq Insight Manager consists of two components: a Windows-based console application and server- or - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 119
5-16 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster-Specific Features of Compaq Insight Manager The following is an overview of the cluster-specific features found in Compaq Insight Manager. NOTE: The term cluster group used in this section refers to Compaq Insight Manager, - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 120
agents provide health status to either Compaq Insight Manager or Compaq Insight Manager XE. The agents translate data supplied by the device drivers into useful information that assists the user in correctly diagnosing the problem. Compaq Insight Manager or Compaq Insight Manager XE then provide - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 121
5-18 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Compaq Insight Manager XE offers a simple, industry-standard approach to Compaq Insight Manager XE. With Cluster Monitor, you can view all clusters from a single browser and configure monitor points and specific operational - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 122
monitor points, including MSCS health, processor, bus, disk, or network usage and performance thresholds s A detailed problem definition based on monitored conditions and a proposed resolution to the problem, if one can be determined, with drill down ability to the specific device or system causing - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 123
Administrator Guide Cluster Monitor supports these attributes: s Disk space s CPU utilization s MSCS cluster status s Node Environment (Compaq Management Agent) status. Cluster Monitor uses pop-up notifications, alerts in the alert list, colored icons in a tree hierarchy, and attribute-specific data - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 124
and save it for later use. s Restore an archived configuration to the active cluster. Refer to the Compaq Intelligent Cluster Administrator Quick Setup Guide and online documentation for specific information about how to install, configure, and use Intelligent Cluster Administrator. Visit the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 125
to the cluster by using Compaq Insight Manager or by using the cluster IP address or cluster name. NOTE: The remote feature is not supported in Microsoft Windows 95. Refer to the Microsoft documentation for a thorough description of Cluster Administrator features and specifics on how to use the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 126
HA/F100 and HA/F200 This chapter addresses problems encountered while installing, configuring, testing, and operating the Compaq ProLiant Clusters HA/F100 and HA/F200. These problems are described in the following troubleshooting categories: s Installation s Node-to-Node s Shared Storage s Client - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 127
6-2 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Installation This section addresses problems encountered during installation. Table 6-1 Solving Installation Problems Problem The error message "RPC Server is Unavailable" is displayed. Possible Cause Name resolution issue. - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 128
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-3 Table 6-1 Solving Installation Problems continued Problem Possible service pack are installed. Ensure the hardware supports clustering. Run Compaq Cluster Verification Utility (CCVU) to verify that the hardware supports - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 129
6-4 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table 6-1 Solving Installation Problems continued Problem Possible Cause Clients do not see the cluster. Clients can only view the virtual servers. Added logical drives are not recognized Windows NT and Redundancy Manager do - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 130
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-5 Troubleshooting Node-to-Node Problems This section describes problems that may be encountered during server-to-server communication. Table 6-2 Solving Node-to-Node Problems Problem The resources failed over but the nodes do not - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 131
6-6 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table 6-2 Solving Node-to-Node Problems continued Problem Possible Cause The second node cannot join the cluster. Improper name resolution. Cluster Service is not running. No network connectivity exists. TCP/IP is not - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 132
problems. Compaq ProLiant Clusters do not support the physical SCSI disks. Action Wait a minute, then click Refresh (F5). Reboot cluster nodes after installing MSCS. Ensure the drives are recognized. Ensure the host bus adapter driver for Windows NT is installed and running on both servers - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 133
6-8 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table 6-3 Solving Shared Storage Problems continued Problem Possible Cause Drive(s) in the Compaq StorageWorks RAID Array 4000 are not recognized. Possible drive configuration problems. Action 1. Run the Compaq Array - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 134
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-9 Table 6-3 Solving Shared Storage Problems continued Problem Possible Cause Data on shared storage appears to be overwritten. MSCS may not be loaded and therefore cannot manage access to drive volumes in the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 135
. Obtain and replace cache module so that cache levels match on both array controllers. 1. Manually fail over resources. 2. Refer to the Compaq StorageWorks RAID Array 4000 User Guide's "Replacing GBICs" chapter for instructions on replacing a GBIC-SW. 3. Manually fail back resources. continued - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 136
offline. GBIC-SW laser has malfunctioned. Action 1. Manually fail over resources. 2. Refer to the Compaq StorageWorks RAID Array 4000 User Guide's "Replacing GBICs" chapter for instructions on replacing a GBIC-SW. 3. Manually fail back resources. 1. Manually fail over resources. 2. Refer to the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 137
6-12 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Client-to-Cluster Connectivity This section addresses problems that may be encountered in cluster-to-LAN communication. NOTE: The cluster is assigned one or more Net BIOS names associated with an IP address. Network clients - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 138
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-13 Table 6-4 Solving Client-to-Cluster Connectivity Problems continued Problem Possible Cause Clients do not see virtual servers. Virtual servers may not have their own IP addresses or Network Name resources. Client protocol - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 139
14 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table 6-4 Solving Client-to-Cluster Connectivity Problems continued Problem related. resources. Action 1. Manually fail over each of the applications from the primary server to the secondary server. Make sure automatic failback - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 140
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-15 Table 6-4 Solving Client-to-Cluster Connectivity Problems continued Problem Possible Cause Clients cannot access a group that has failed over. Networking problem over group is a virtual server (that is, the group contains - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 141
6-16 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster Groups and Cluster Resource Microsoft Cluster Administrator solves many group and cluster resource problems. For troubleshooting tips on this topic, refer to the Microsoft Cluster Server Administrator's Guide and Cluster - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 142
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-17 Troubleshooting Compaq Redundancy Manager The following about that particular message. The Event Viewer for Microsoft Windows NT Server displays additional information. For more information on using the Windows NT Event Viewer, - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 143
6-18 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table 6-6 Compaq Redundancy Manager Informational Messages continued Message Description Action The loop has been locked by another application. Another application has issued a lock management command to an - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 144
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-19 Table 6-6 Compaq Redundancy Manager Informational Messages assign the path for this logical disk; Or, click Cancel to assign the path manually. You have not selected any Paths A logical disk is claimed but no to - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 145
6-20 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Warning Message This section provides a warning message and actions to take using Redundancy Manager. Message The previous lock by another application has expired. Do you - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 146
Troubleshooting the Compaq ProLiant Clusters HA/F100 and HA/F200 6-21 Table 6-8 Error Messages now. A version of the Compaq Fibre Channel Host Adapter SCSI Miniport Driver (cpqfcalm.sys) is being used that does not support redundancy. The minimum version for redundancy support is VX.X. The current - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 147
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Other Potential Problems message. Table 6-9 Troubleshooting Redundancy Manager Problems Message Could not find during this operation. Action Reload the Redundancy Manager software from the CD. Replace the RA4000 backplane or - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 148
Overview This appendix contains blank worksheets you can use to design, configure, and install your Compaq ProLiant Cluster HA/F100 or HA/F200. Completed worksheets are illustrated in chapters 2 and 3 of this guide. Copy these worksheets and use as many as necessary to assist you in planning and - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 149
A-2 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster Group Definition Worksheet Complete the Cluster Group Definition worksheet for each business function requiring clustering. Cluster Function Group #1 Group #2 Resource #1 Cluster Group Definition Worksheet - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 150
Cluster Configuration Worksheets A-3 Shared Storage Capacity Worksheet Use the Shared Storage Capacity worksheet to outline your shared storage capacity requirements. Description Shared Storage Capacity Worksheet Disk Resource 1 Disk Resource 2 Required Capacity without RAID Level of - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 151
A-4 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Group Failover/Failback Policy Worksheet Use the Group Failover/Failback Policy worksheet to define failover and failback settings for each cluster group. Group Failover/Failback - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 152
worksheet to gather information necessary for the installation of Compaq ProLiant Clusters HA/F100 or HA/F200. Are you: Cluster Name: Preinstallation Worksheet r Forming a cluster or r Joining a cluster Domain account Microsoft Cluster Server - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 153
may be connected to dual RA4000s containing redundant storage array controllers and two Compaq StorageWorks Fibre Channel Storage Hubs. IMPORTANT: Cable your Compaq ProLiant single-server system according to Compaq-recommended guidelines. Redundancy Manager may appear to work if the system is cabled - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 154
B-2 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Figure B-1 shows a single-server setup with an RA4000. This setup provides redundant paths to the RA4000. RA4000 storage hub storage hub server L AN Figure B-1. Single-server setup with a single RA4000 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 155
system configuration and control of each defined path. Redundancy Manager is supported on all Compaq ProLiant servers in single-server configurations. The following sections provide information about: s Installing Redundancy Manager s Managing Redundancy Manager s Troubleshooting Redundancy Manager - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 156
Fibre Channel Host Adapters per server s At least two Compaq StorageWorks RA4000 Controllers per RA4000 s At least two Compaq StorageWorks Fibre Channel Storage Hubs s Compaq SmartStart 4.30 or later s Software Support Diskette 2.13 or later IMPORTANT: The Software Support Diskette must be loaded - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 157
Server Environment B-5 Manually Installing Redundancy Manager If the server is not set up to automatically load when the CD is placed in the CD-ROM drive, follow these steps to manually install Compaq Redundancy Manager: 1. Place the Compaq . 10. Follow the instructions displayed on the Redundancy - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 158
B-6 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Managing Redundancy Manager Redundancy Manager increases the availability of single-server or clustered systems using the RA4000 storage system. Redundancy Manager can detect failures of the host bus adapters, array controllers, - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 159
Using Compaq Redundancy Manager in a Single-Server Environment B-7 Changing Paths The following information describes how to change paths using Redundancy Manager. NOTE: Redundancy Manager will not change the configuration until you close - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 160
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide close Redundancy Manager. Expanding Capacity Redundancy Manager does not support the hot-add of logical drives. To add drives Reboot Windows NT on the server to see the new drives. Shut down and reboot the server. 3. Run the Array - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 161
machine. 1. Select Features from the Main screen. 2. Select Rescan from the Features menu. NOTE: Reboot each server to clear the SCSI port after seven hot replaces. Troubleshooting Redundancy Manager This section provides information on the Redundancy Manager event logging in the following areas - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 162
B-10 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Overview Redundancy Manager displays messages to inform red icon indicates an error message. The Event Viewer for Microsoft Windows NT Server displays additional information. For further information on using the Windows NT Event - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 163
Using Compaq Redundancy Manager in a Single-Server Environment B-11 Table B-1 Informational Messages continued Message Description The loop has been locked by another application. This message indicates that another application has issued a lock - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 164
B-12 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Warning Message This section provides a list of the warning messages that Redundancy Manager may display and the action you can take. A warning message informs you - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 165
Using Compaq Redundancy Manager in a Single-Server Environment B-13 Error Messages This section provides (s). This program is either still running or has exited improperly. It is recommended that Compaq Redundancy Manager not be run while another program has a lock on the Array Controller(s). - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 166
B-14 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table B-3 Error Messages continued Message Could not load your computer immediately. Refer to the Compaq StorageWorks RAID Array 4000 User Guide's "Replacing GBICs" chapter for instructions about how to replace a GBIC. continued - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 167
Redundancy Manager in a Single-Server Environment B-15 Table B-3 Error Messages continued Message A version of the Compaq Fibre Channel Host Adapter SCSI Miniport Driver (cpqfcalm.sys) is being used that does not support redundancy. The minimum version for redundancy support is VX.X. The current - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 168
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Troubleshooting Redundancy Manager Troubleshooting Potential Problems This section provides help for troubleshooting potential problems with the Redundancy Manager. Table B-4 Troubleshooting Potential Problems Manager software from - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 169
and firmware updates recommended or required for your Compaq ProLiant Cluster. Table C-1 Supported Software/Firmware Versions Software/Firmware Title Compaq SmartStart and Support Software CD Compaq Support Software Diskette for Windows NT (NT SSD) Array controller firmware Options ROMPaq from - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 170
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Table C-1 Supported Software/Firmware Versions continued Software/Firmware Title Compaq Redundancy Manager (Fibre Channel) Microsoft Windows NT Server 4.0 Service Pack Compaq Cluster Verification Utility Compaq Insight Manager Compaq - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 171
and one or more devices organized on an array. Also called RA4000 controller. A measure of how well a computer system can continuously deliver services to its clients. Availability is typically expressed as a percentage, with 100 percent being the best possible rating. The ability to light the drive - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 172
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Cluster group Compaq StorageWorks RA4000 Controller Compaq StorageWorks Fibre Channel Host Bus Adapter Compaq clustered client/server function. This is a user-definable entity used by Microsoft Cluster Server (MSCS) software. A - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 173
links. A card used to connect a peripheral to the host server. Also called host adapter. The process of moving the operation of all I/O from one host bus adapter to another host bus adapter. This can be accomplished manually using Compaq Redundancy Manager or automatically upon failure of one of the - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 174
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide IP address Load balancing Logical disks Mission-critical Network interface controller NIC Node NTFS Paging file POST Power the network. See Network Interface Controller An individual server in a cluster. Microsoft New Technology File - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 175
as well as for arbitrating ownership of cluster resources. See Compaq StorageWorks RAID Array 4000 See Redundant Array of Inexpensive Disks include associated parity information. The continuous integrity of a system (server, storage, network, or cluster). The ability to check for new or lost - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 176
Glossary-6 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide Resource Scalability SCSI ServerNet Service Shared resource Static IP address assignment System UPS Virtual server A software or hardware entity upon which a client/server application or service is dependent. As it - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 177
server capacity 2-28 ACU See Compaq Array Configuration Utility adding shared storage drives 5-7 shared storage to existing cluster 5-5 application software cluster-aware 1-19 Compaq 1-10 troubleshooting 6-4, 6-5 types 1-10 capacity planning 2-26 network 2-33 client/server applications 2-36 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 178
ProLiant Clusters HA/F100 and HA/F200 Administrator Guide client-to-cluster connectivity troubleshooting 6-12 cluster address 5-17 administrator 1-18, 5-2 availability 1-1 backup 5-10. See also backup backup solutions 5-10 limitations 5-10 cables 1-2 communication strategy 2-16 Compaq software - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 179
screen example 5-12, B-6 troubleshooting 6-17, 6-22, B-9 using and configuring 5-12, B-6 Redundant NIC Utility 2-14, 2-15 SmartStart assisted integration 3-14 description 1-15 manual configuration 3-19 recommended installation 3-13 SmartStart and Support Software CD 1-15 software tools features 1-14 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 180
Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide website xiii www.compaq.com xii white papers 1-13, 2-16 D data backup 5-10 dedicated interconnect 1-12 DHCP 2-35 disk resource troubleshooting 6-3 DNS See Domain Name Service Domain Name Service 40 defined 2-40 manual 2-40 policy 2-41 - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 181
redundancy 2-18 file and print services connection considerations 2-35 filter Compaq ProLiant Cluster HA/F100 2-26 Compaq ProLiant Cluster HA/F100 hardware components 1-4 Compaq ProLiant Cluster HA/F200 hardware components 1-6 Compaq ProLiant cluster HA/F200 with dual RA4000s 2-33 Compaq ProLiant - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 182
10 Microsoft Cluster Server 6-3 redundant interconnect 3-12 requirements Compaq Redundancy Manager B-4 ServerNet interconnect 3-11 servers 3-6 SmartStart 3-13, 4-2 troubleshooting 6-2 installing Compaq Redundancy Manager automatically 3-16, B-4 Compaq Redundancy Manager manually 3-16, B-5 Integrated - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 183
See Microsoft Cluster Server N net use command 2-36 network capacity 2-33 clients 5-3 migrating 2-35 troubleshooting 6-4, 6-12 configurations 2-34 considerations 2-34 clients 2-34 corporate LAN 2-34 protocols 2-34 interface card 2-40 protocols 2-34 DNS 2-34 not supported 2-34 supported 2-34 TCP/IP - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 184
drive 5-7 troubleshooting 6-7 single points of failure 1-13 cluster-to-LAN communication 2-15 Fibre Channel data paths 2-19 interconnect 2-13 reducing 2-13 redundancy 2-16 single-port NIC 2-17, 2-18 SmartStart See Compaq SmartStart software patches 1-19 SSD See Compaq Support Software Diskette - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 185
solving shared storage problems 6-7, 6-10 troubleshooting redundancy manager problems 6-22 warning messages 6-20 technical support xii TechNote Planning Considerations for Compaq ProLiant Clusters Using Microsoft Cluster Server 2-30 testing client failover 3-25 creation of the cluster 3-23 node - HP ProLiant 2500 | Compaq ProLiant Cluster HA/F100 and HA/F200 Administrator Gui - Page 186
Index-10 Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide group failover/failback policy A-4 preinstallation A-5 shared storage capacity A-3 www.compaq.com 1-7, 1-8, 1-13, 1-18, 1-19, 2-29, 2-30, 3-6, 3-7, 3-23, 4-3
Compaq Confidential – Need to Know Required
Writer: Linda Arnold
Project: Compaq ProLiant Clusters HA/F100 and HA/F200 Administrator Guide
Comments:
Part Number: 380362-002
File Name: a-frnt.doc
Last Saved On: 8/11/99 3:55 PM
Compaq ProLiant Clusters
HA/F100 and HA/F200
Administrator Guide
Second Edition (September 1999)
Part Number 380362-002
Compaq Computer Corporation