Dell UCC-60, UCP-60, UCP-61 20

20 Overview

Figure 2-3. Example of Distributed Parity (RAID 5)

NOTE: Parity is distributed across multiple physical disks in the disk group.

Figure 2-4. Example of Dual Distributed Parity (RAID 6)

NOTE: Parity is distributed across all drives in the array.

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Dell_PERC6.1_UG.book Page 20 Wednesday, April 15, 2009 4:18 PM

Contents

Main Notes, Notices, and Cautions ____________________ Contents A CAUTION: Safety Instructions. . . . . . . . . 11 1O v e r v i e w 2 A bout PERC 6 and CERC 6i Controllers . . . . . . . . . . . . . . . . . . . . . . . 21 Page 3 Installaing and Configuring Hardware . . . . . . . . . . . . . . . . . . . . . . . . 41 4 Installing the Drivers . . . . . . . . . . . . . . . 63 5 C onfiguring and Managing RAID. . . . . . . 77 6 Troubleshooting . . . . . . . . . . . . . . . . . . . 111 Page Page SAFETY: General 11 CAUTION: Safety Instructions CAUTION: There is a danger of a new battery exploding if it is incorrectly installed. NOTE: Refer to the safety regulations and warnings stated in the documentation that ships SAFETY: General 12 SAFETY: When Working Inside Your System 4 3 2 1 SAFETY: Battery Disposal NOTE: Your system may also include circuit cards or other components that contain Taiwan Battery Recycling Mark Page Overview Scope of the Users Guide PERC 6 and CERC 6/i Controller Descriptions PCI Architecture Operating System Support RAID Description Summary of RAID Levels RAID Terminology Page 20 Figure 2-3. Example of Distributed Parity (RAID 5) NOTE: Parity is distributed across all drives in the array. About PERC 6 and CERC 6i Controllers PERC 6 and CERC 6i Controller Features Table3-1 compares the hardware configurations for the PERC 6 and CERC 6/i controllers. 22 Page Using the SMART Feature Initializing Virtual Disks Background Initialization Full Inititialization of Virtual Disks Fast Inititialization of Virtual Disks Consistency Checks Disk Roaming Disk Migration Compatibility With Virtual Disks Created on PERC 5 Controllers Compatibility With Virtual Disks Created on SAS 6/iR Controllers Migrating Virtual Disks from SAS 6/iR to PERC 6 and CERC 6i Battery Management Battery Warranty Information Battery Learn Cycle Virtual Disk Write Cache Policies Write-Back and Write-Through Conditions Under Which Write-Back is Employed Conditions Under Which Write-Through is Employed Conditions Under Which Forced Write-Back With No Battery is Employed Virtual Disk Read Policies Reconfiguring Virtual Disks Page Fault Tolerance Features Physical Disk Hot Swapping Failed Physical Disk Detection Redundant Path With Load Balancing Support Using Replace Member and Revertible Hot Spares Patrol Read Patrol Read Feature Patrol Read Modes Page Installaing and Configuring Hardware Installing the PERC 6/E and PERC 6/i Adapters 42 Page Page Installing the Transportable Battery Backup Unit (TBBU) for PERC 6/E Page Installing the DIMM on a PERC 6/E Adapter 48 Transferring a TBBU Between Controllers Removing the PERC 6/E and PERC 6/i Adapters Page Page Removing the DIMM and Battery from a PERC 6/E Adapter Page Disconnecting the BBU from a PERC 6/i Adapter or a PERC 6/i Integrated Controller Setting up Redundant Path Support on the PERC 6/E Adapter Page Page Removing and Installing the CERC 6/i Modular Storage Controller Card (Service-Only Procedure) Page Installing the Modular Storage Controller Card Page Installing the Drivers Installing Windows Driver Creating the Driver Media Pre-Installation Requirements Page Installing the Driver During a Windows Server 2003 or Windows XP Operating System Installation Installing the Driver During a Windows Server 2008 or Windows Vista Installation Page Updating an Existing Windows Server 2003, Windows Server 2008, Windows XP, or Windows Vista Driver Installing Linux Driver Page Installing Red Hat Enterprise Linux Operating Systems using the Driver Update Diskette Installing SUSE Linux Enterprise Server Using the Driver Update Diskette Installing the RPM Package With DKMS Support Installing Solaris Driver Installing Solaris 10 on a PowerEdge System Booting From a PERC 6 and CERC 6i Controller Adding/Updating the Driver to an Existing System Installing NetWare Driver Installing the NetWare Driver in a New NetWare System Installing or Updating the NetWare Driver in an Existing NetWare System Configuring and Managing RAID Dell OpenManage Storage Management Dell SAS RAID Storage Manager RAID Configuration Functions BIOS Configuration Utility Entering the BIOS Configuration Utility Exiting the Configuration Utility Menu Navigation Controls Page Page Setting Up Virtual Disks 84 NOTE: NOTICE: NOTE: Virtual Disk Management Creating Virtual Disks Page Page Initializing Virtual Disks Checking Data Consistency Importing or Clearing Foreign Configurations Using the VD Mgmt Menu Importing or Clearing Foreign Configurations Using the Foreign Configuration View Screen Page Page Managing Preserved Cache Managing Dedicated Hot Spares Deleting Virtual Disks Deleting Disk Groups Resetting the Configuration BIOS Configuration Utility Menu Options Page Page Page 100 Virtual Disk Actions Page Page Page Physical Disk Management Setting LED Blinking Creating Global Hot Spares Removing Global or Dedicated Hot Spares Replacing an Online Physical Disk Stopping Background Initialization Performing a Manual Rebuild of an Individual Physical Disk Controller Management Enabling Boot Support Enabling BIOS Stop on Error Restoring Factory Default Settings Troubleshooting Post Error Messages Page Page 114 NOTE: NOTICE: NOTE: 116 Virtual Disks Degraded Memory Errors Pinned Cache State General Problems Table7-3 describes general problems you might encounter, along with suggested solutions. No Hard Drives Found 120 Physical Disk Related Issues Table7-4 describes physical disk-related problems you might encounter and the suggested solutions. NOTE: Physical Disk Failures and Rebuilds Table7-5 describes issues related to physical disk failures and rebuilds. Page SMART Errors NOTE: 124 Replace Member Errors Replace Member Table7-7 describes issues related to the feature. Linux Operating System Errors Table7-8 describes issues related to the Linux operating system. Page Controller LED Indicators Drive Carrier LED Indicators Page Page Page Page Page Page Glossary Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Index B C D Page R S T V W