IBM Version 8.30 - Manual

Figures 1. Hardware in an IBM Director environment 2 2. IBM Director Console . . . . . . . . . 2 3. IBM Director Console toolbar . . . . . . . 3 © Copyright IBM Corp. 1999, 2006 vii

viii ServeRAID Manager Installation and User's Guide

Tables 1. Operating systems supported by System x servers and third-party Intel-based systems . . 8 2. Operating systems supported by System i platforms and System p servers . . . . . . 9 3. Operating systems supported by System z servers . . . . . . . . . . . . . . 9 4. Keyboard shortcuts for windo...

About this book This book provides instructions for using IBM ® Director 4.20 for systems-management tasks. IBM Director consists of the following tools to meet your systems-management needs: v IBM Director Console is the graphical user interface (GUI) for IBM Director Server. Using IBM Director Con...

– IBM Director 5.10 Update 2 (5.10.2) – IBM Director 5.10 Update 1 (5.10.1) – IBM Director 5.10 – IBM Director 4.22 – IBM Director 4.22 Upward Integration Modules (UIMs) – IBM Director 4.21 – IBM Director 4.20 v IBM Director Hardware and Software Support Guide document, which lists supported IBM sys...

This Web page on ibm.com links to several forums, available as Web pages or using rich site summary (RSS) feeds, in which users can discuss technology issues relating to IBM servers. Three of these forums are of particular interest to IBM Director users: System x IBM Director forum www.ibm.com/devel...

Remote Supervisor Adapter II overview www.ibm.com/support/docview.wss?uid=psg1MIGR-50116 This Web page includes information about the Remote Supervisor Adapter II. Other documents For planning purposes, the following documents might be of interest: v Planning and Installation Guide - IBM BladeCenter...

Chapter 1. Getting started Introducing IBM Director This topic provides an overview of IBM Director. IBM Director is an integrated suite of tools that provide you with comprehensive system-management capabilities to maximize system availability and lower IT costs. Its open, industry-standard design ...

Rearrange table columns Drag a table column heading left or right to a new column location to rearrange table columns. In addition, the details view of the Group contents pane in the main IBM Director Console window may be customized by selecting what columns are displayed. Right-click a column head...

are installed. It is not necessary or possible to separately install ServeRAID Manager agent components on a management server. Installing the ServeRAID Manager extension on a Windows server This topic describes the procedure for installing the ServeRAID Manager extension for IBM Director on a Windo...

Installing the ServeRAID Manager extension on a Linux server This topic describes the procedure for installing ServeRAID Manager on a Linux management server. Complete the following steps to install ServeRAID Manager on a Linux management server: 1. Copy the downloaded installation files to a tempor...

Note: ServeRAID Manager Agent is the only component in the list of components to be installed, and should already be selected. A new panel displays the installation progress. 8. When installation has completed, click Finish . Chapter 2. ServeRAID Manager 19

Chapter 3. Using ServeRAID Manager Introducing the ServeRAID Manager You might want to review the following information before using the ServeRAID Manager: v Using the ServeRAID Manager interface v Configuring the ServeRAID controller: the basic steps v What’s new in the ServeRAID Manager v IBM Serv...

Feature ServeRAID-5i Arrays (max.) 8 Battery-backup cache Yes Cache memory 128 MB Hard disk drives (max.) 30 Logical drives (max.) 8 Microprocessor 100 MHz SCSI channels 0 SCSI transfer speed (max.) 320 MB per sec. Supported RAID levels 0, 1, 5, Enhanced-1 (1E), 00, 10, 1E0, 50 System PCI data bus 6...

v Recovering from defunct drives v Rebuilding a hot-swap drive v Replacing a controller (action) v Failing from the active to the passive controller (action) Using Windows NT 4.0 with Active PCI features: To use Active PCI with Windows NT 4.0 and a ServeRAID-4 controller, you must install the follow...

value that is close to the size of the system I/O requests. For example, performance in transaction-based environments, which typically involve large blocks of data, might be optimal when the stripe-unit size is set to 32 KB or 64 KB. However, performance in file and print environments, which typica...

Advantages and disadvantages RAID level-0 offers the following advantages and disadvantages. Advantages Disadvantages v Substantial speed enhancement v Maximum utilization of physical drive storage capacity, because no room is taken for redundant data or data-parity storage No data redundancy, resul...

v RAID level-5 Enhanced v RAID level-5EE v RAID level-6 v RAID level-x0 v RAID volumes Understanding RAID level-5 RAID level-5 stripes data and parity across all drives in the array. RAID level-5 offers both data protection and increased throughput. When you assign RAID level-5 to an array, the capa...

data to be reconstructed more quickly if a physical drive in the array fails. With such a configuration, you cannot share the spare drive with other arrays. If you want a spare drive for any other array, you must have another spare drive for those arrays. RAID level-5EE requires a minimum of four dr...

When you replace the failed drive, the data for the logical drive undergoes expansion and returns to the original striping scheme. Advantages and disadvantages RAID level-5EE offers the following advantages and disadvantages. Advantages v 100% data protection v Offers more physical drive storage cap...

Advantages and disadvantages RAID level-6 offers the following advantages and disadvantages. Advantages Disadvantages v 100% data protection v Extremely high data fault tolerance v Can sustain two simultaneous drive failures v Good solution for mission critical applications v Lower performance than ...

– You must create the individual logical drives before you create a RAID Volume. Use the Configuration wizard to create the logical drives; then, run the Configuration wizard again to create the RAID Volume. – When you create a RAID Volume, the ServeRAID Manager replaces the individual logical drive...

Selecting the RAID level by array capacity Note: Not all RAID levels are supported by all ServeRAID controllers. If your array has... Consider this RAID level... One or more physical drives in an array. Notes: v This is the only choice if the array contains only one physical drive. v You can select ...

Similarly, if you group three 2 GB drives and 1 GB drive into an array, the total disk capacity is the 7 GB physically available. More information v Example: Usable and unusable capacity Example: Usable and unusable capacity Physical drive capacities influence the way you create arrays and logical d...

Logging out of the ServeRAID Manager Use this action to log out of the ServeRAID Manager. 1. In the Enterprise view, click (system). 2. From Action menu, click Action → Log out . Note: After log out, you can still use the ServeRAID Manager Guest account. The Guest account allows you to view the RAID...

Chapter 4. Managing ServeRAID devices Configuring ServeRAID controllers and enclosures in the Configuration wizard Configuring an enclosure: the basic steps The following steps are an overview of the enclosure configuration process: 1. In the Enterprise view, click (enclosure) that you want to confi...

Note: If the physical drive size exceeds 2TB, Express configuration removes drives until the size is less than 2 TB. It creates an additional array with the left-over drive(s). – Designates a hot-spare drive for the controller. If one or more arrays has four or more physical drives, the largest-size...

Creating logical drives Complete the following steps to create logical drives: 1. Start the custom configuration wizard and complete all previous steps. 2. Click the appropriate Array tab. 3. Select a RAID level from the drop-down list. Note: a. RAID level-5E and RAID level-5EE allow only one logica...

1. Review the information that is displayed in the Configuration Summary window. To change the configuration, click Back . Note: Additional notes and attentions regarding the configuration appear in the event viewer. 2. Click Apply ; then, click Yes when asked if you want to apply the new configurat...

Notes: 1. The default stripe size usually provides the best performance for typical applications. 2. For RAID Level-6 and Level-60 logical drives, the number of choices for stripe-unit size decreases as the number of disks in the logical drive increases. v Read cache - Enables and disables read cach...

More information v Configuration wizard notes and attentions v Understanding logical-drive synchronization Confirming your integrated RAID controller subsystem configuration Use the configuration summary to review all the changes that the ServeRAID Manager will apply to your configuration: 1. Review...

Attention: After you apply the configuration, the logical drives will display as physical drives under your operating system. Before you can use these drives to store data, you must partition and format the drives using the disk management tools provided with your operating system. Each operating sy...

c. Typically, the first logical drive defined on the first controller found by system BIOS during startup will be your startup (boot) drive. d. The actual logical-drive size might be slightly different from what you select. The RAID level and the number of physical drives determine the size of the l...

More information v Understanding logical-drive synchronization v Initializing a logical drive Configuring NetWare user authentication NetWare user authentication may be configured in one of two ways: out-of-box authentication and NDS authentication. The two methods are mutually exclusive. Out-of-box...

More information v Example: Printable configuration v Saving a printable configuration and event logs Example: Printable configuration July 13, 2001 7:30:58 AM EDT Configuration summary --------------------------- Server name.....................myserver ServeRAID Manager Version.......4.80.xx Numbe...

More information v Using the SNMP Trap Manager v Adding a system to the SNMP traps list v Deleting a system from the SNMP traps list v Modifying system properties in the SNMP traps list Working with objects in the Enterprise view and device views Use objects in the Enterprise view and the Physical a...

Right-click: To Identify... Logical drive [number] All physical drives in the selected logical drive Physical drive [number] The selected physical drive. ( Arrays object) All physical drives in all arrays ( Logical drives object) All physical drives in all logical drives ( Channel object) All physic...

v RAID level-5EE v RAID level-x0 Recovering from defunct drives: If the defunct drives are not part of an array, contact your service representative. If a physical drive fails in an array or multiple physical drives fail in separate arrays (one physical drive per array), complete the following steps...

v Understanding write-cache mode for logical drives v Changing the write-cache mode on a logical drive (action) v Understanding write-cache mode for physical drives v Changing the write-cache mode on a physical drive (action) v Understanding stripe-unit size v Changing the stripe-unit size (action) ...

More information v Changing the RAID level (action) v Changing the RAID level (SAS, SATA, HostRAID) (action) v Changing the RAID level (enclosures) (action) v Understanding logical-drive migration Application environment groups reference Environment Applications Groupware Lotus Notes Microsoft Excha...

workloads are steady and sequential. However, if the workload is random or the system I/O requests are smaller than the stripe-unit size, reading ahead to the end of the stripe might degrade performance. Disabled read-ahead cache mode The controller transfers data from the logical drive to its local...

2. Right-click Change write-cache mode to write back or write through . 3. If you click write back and you do not have a battery-backup cache, click Yes to confirm your choice because there is a risk of losing data. If you click write back and you do have a battery-backup cache, the ServeRAID Manage...

v If you click Yes , the ServeRAID Manager removes the remote system from the Enterprise view tree and you continue receiving events. v If you click No , the remote system remains in the Enterprise view tree and you continue receiving events. You can reattempt removing your system from the notificat...

Search Searches for one or more specified words in ServeRAID Manager Assist and displays a list of topics that include the words. Contents Presents the ServeRAID Manager Assist contents. You can use the contents to acquaint yourself with ServeRAID Manager Assist topics. About ServeRAID Manager Repor...

3. Retry the command. 4. If the command still fails, restart the server and retry the command. 5. If the problem persists, contact your service representative. The battery-backup cache device needs a new battery: controller [number] Explanation: The battery and battery-backup cache are malfunctionin...

FlashCopy with backup failed: controller [number], logical drive [number] Explanation: The FlashCopy failed because a hardware error occurred. The specified logical drive might be offline. Action: If the source logical drive is offline, replace the failed physical drives and restore the data from ta...

Table 21. Keyboard shortcuts for text panes (continued) Action Keyboard shortcut Navigate to the next or previous HTML link or other element which can receive the focus. Ctrl+T or Ctrl+Shift+T Navigate out of a focusable element that accepts a tab. Ctrl+Tab or Ctrl+Shift+Tab Activate a hyperlink. Ct...

Appendix B. Glossary A alien array A partially configured array, usually created as a result of an error during the array creation process, such as a power failure. array Two or more physical drives combined for increased capacity, speed, or fault tolerance. Once created, an array is configured as o...

storage device. This increases performance, but, if a battery-backup cache is not used, increases the risk of data loss in the event of a power failure. write-cache mode -- Write-through A setting of the write-cache mode. When the write-cache mode is set to write through and the operating system sen...

IBM may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you. Licensees of this program who wish to have information about it for the purpose of enabling: (i) the exchange of information between independently created programs ...

Glossary Glossary This glossary includes terms and definitions from: v The American National Dictionary for Information Systems , ANSI X3.172-1990, copyright 1990 by the American National Standards Institute (ANSI). Copies may be purchased from the American National Standards Institute, 1430 Broadwa...

Index A accessibility 253 features 253 keyboard 253 shortcut keys 253 alerts displaying hardware status 2 ASM processor accessing through IBM Director Console 2 B BladeCenter documentation xi books xi C compatibility documents xi customer support xi D disability 253 discovery managed systems 2 docum...