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Dell MD3200i, MD3220i - page 248

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248 Troubleshooting: Your Storage Array Software

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Contents

Main Notes, Cautions, and Warnings ____________________ Contents 1 Introduction 2 Planning: About Y our Storage Array 3 Planning: RAID Controller Modules 4 Planning: MD3200i Series Storage Array T erms and Concepts Page 5 Configuration: Overview 6 Configuration: About Your Storage Array 7 Configuration: Using iSCSI 8 Configuration: Event Monitor 9 Configuration: About Y our Host 10 Configuration: Disk Groups and Virtual Disks Page 11 Configuration: Premium Feature Snapshot Virtual Disks 12 Configuration: Premium Feature Virtual Disk Copy 15 Management: Firmware Downloads 16 Management: Installing Array Components 17 Management: Firmware Inventory 18 Management: Sy stem Interfaces 19 Troubleshooting: Your Storage Array Software Page 20 T roubleshooting: Y our Array Page Page Introduction About This Document Inside the box of the Dell PowerVault MD3200i Series Storage Array Dell PowerVault MD3200i Series Storage Array Other Information You May Need Page Page Planning: About Your Storage Array Overview Hardware Features Front-Panel Features and Indicators Page 26 NOTE: Back Panel Features and Indicators Page Power Supply and Cooling Fan Features Power Indicator Codes Planning: RAID Controller Modules RAID Controller Modules 32 RAID Controller Module Connectors and Features Page RAID Controller ModuleAdditional Features Battery Backup Unit Storage Array Thermal Shutdown System Password Reset Cache Functions and Features Cache Mirroring Write-Back Cache Write-Through Cache Planning: MD3200i Series Storage Array Terms and Concepts Physical Disks, Virtual Disks, and Disk Groups Physical Disks 38 Physical Disk States Self-Monitoring Analysis and Reporting Technology Virtual Disks and Disk Groups Virtual Disk States RAID Levels RAID Level Usage Segment Size Virtual Disk Operations Virtual Disk Initialization Background Initialization Foreground Initialization Consistency Check Media Verification Cycle Time Virtual Disk Operations Limit Disk Group Operations RAID Level Migration Segment Size Migration Virtual Disk Capacity Expansion Disk Group Expansion Disk Group Defragmentation Disk Group Operations Limit RAID Background Operations Priority Virtual Disk Migration and Disk Roaming Disk Migration Page Disk Roaming Advanced Features Host Server-to-Virtual Disk Mapping Host Types Snapshot Virtual Disks Snapshot Repository Virtual Disk Virtual Disk Copy Virtual Disk Recovery Using Snapshot and Disk Copy Together Multi-Path Software Preferred and Alternate Controllers and Paths Virtual Disk Ownership Load Balancing Monitoring MD3200i Series System Performance Page Page Configuration: Overview User Interface Enterprise Management Window Array Management Window Page Configuration: About Your Storage Array Out-of-Band and In-Band Management Storage Arrays Adding Storage Arrays Page Setting Up Your Storage Array Locating Storage Arrays Naming or Renaming Storage Arrays Setting a Password Viewing Storage Array Connections Adding/Editing a Comment to an Existing Storage Array Removing Storage Arrays Enabling Premium Features Failover Alert Display Changing the Cache Settings on the Storage Array Changing Expansion Enclosure ID Numbers Changing the Enclosure Order in the Physical Pane Configuring Alert Notifications Configuring E-mail Alerts Page Page Configuring SNMP Alerts Battery Settings Setting the Storage Array RAID Controller Module Clocks Page Configuration: Using iSCSI Changing the iSCSI Target Authentication Entering Mutual Authentication Permissions Creating CHAP Secrets Initiator CHAP Secret Target CHAP Secret Valid Characters for CHAP Secrets Changing the iSCSI Target Identification Changing the iSCSI Target Discovery Settings Configuring the iSCSI Host Ports Page Advanced iSCSI Host Ports Settings NOTE: Viewing or Ending an iSCSI Session Viewing iSCSI Statistics and Setting Baseline Statistics 90 Edit, Remove, or Rename Host Topology Configuration: Event Monitor Enabling or Disabling the Event Monitor Windows Linux Configuration: About Your Host Configuring Host Access Using the Mappings Tab Defining a Host Page Removing Host Access Managing Host Groups Creating a Host Group Moving a Host to a Different Host Group Removing a Host Group Host Topology Starting or Stopping the Host Context Agent I/O Data Path Protection Managing Host Port Identifiers Page Configuration: Disk Groups and Virtual Disks Creating Disk Groups and Virtual Disks Creating Disk Groups Page Locating a Disk Group Creating Virtual Disks Page Changing the Virtual Disk Modification Priority Changing the Virtual Disk Cache Settings Page Changing the Segment Size of a Virtual Disk Changing the I/O Type Choosing an Appropriate Physical Disk Type Physical Disk Security with Self Encrypting Disk Page Page Creating a Security Key Changing a Security Key Page Saving a Security Key Unlocking Secure Physical Disks Erasing Secure Physical Disks Configuring Hot Spare Physical Disks Page Hot Spares and Rebuild Global Hot Spares Hot Spare Operation Hot Spare Drive Protection Enclosure Loss Protection Page Host-to-Virtual Disk Mapping Creating Host-to-Virtual Disk Mappings Page Modifying and Removing Host-to-Virtual Disk Mapping Changing Controller Ownership of the Virtual Disk Removing Host-to-Virtual Disk Mapping Changing the RAID Controller Module Ownership of a Disk Group Changing the RAID Level of a Disk Group Restricted Mappings Changing the RAID Controller Module Ownership of a Virtual Disk or a Disk Group Page Changing the RAID Level of a Disk Group Storage Partitioning Disk Group and Virtual Disk Expansion Disk Group Expansion Virtual Disk Expansion Using Free Capacity Using Unconfigured Capacity Disk Group Migration Export Disk Group Exporting a Disk Group Import Disk Group Importing a Disk Group Storage Array Media Scan Changing Media Scan Settings Suspending the Media Scan Page Snapshot Virtual Disks Creating a Snapshot Virtual Disk Using the Simple Path About the Simple Path Preparing Host Servers to Create the Snapshot Using the Simple Path Page Creating a Snapshot Virtual Disk Using the Advanced Path About the Advanced Path Page Preparing Host Servers to Create the Snapshot Using the Advanced Path Page Creating the Snapshot Using the Advanced Path Specifying Snapshot Virtual Disk Names Page Snapshot Repository Capacity Page Page Re-creating Snapshot Virtual Disks Disabling a Snapshot Virtual Disk Preparing Host Servers to Re-create a Snapshot Virtual Disk Re-creating a Snapshot Virtual Disk Page Virtual Disk Copy Creating a Virtual Disk Copy for an MSCS Shared Disk Virtual Disk Read/Write Permissions Virtual Disk Copy Restrictions Creating a Virtual Disk Copy Before you Begin Virtual Disk Copy and Modification Operations Create Copy Wizard Failed Virtual Disk Copy Preferred RAID Controller Module Ownership Failed RAID Controller Module Copy Manager Copying the Virtual Disk Storage Array Performance During Virtual Disk Copy Setting Copy Priority Stopping a Virtual Disk Copy Recopying a Virtual Disk Preparing Host Servers to Recopy a Virtual Disk Recopying the Virtual Disk Removing Copy Pairs Upgrading to High-Performance- Tier Page Configuration: Device Mapper Multipath for Linux Overview Using DM Multipathing Devices Prerequisite Steps Device Mapper Configuration Steps Page Page Page Linux Host Server Reboot Best Practices Important Information About Special Partitions Limitations and Known Issues Troubleshooting 186 Management: Firmware Downloads Downloading RAID Controller and NVSRAM Packages Downloading Both RAID Controller and NVSRAM Firmware Page Downloading Only NVSRAM Firmware Page Downloading Physical Disk Firmware Page Downloading MD1200 Series Expansion Module EMM Firmware Page Self-Monitoring Analysis and Reporting Technology (SMART) Media Errors and Unreadable Sectors Page Front Bezel (Optional) Removing the Front Bezel Installing the Front Bezel Hard Drives SAFETY: Models AMT, E03J, and E04J Removing a Drive Blank Installing a Drive Blank Removing a Hard Drive Page Installing a Hard Drive Removing a Hard Drive From a Hard-Drive Carrier Page 204 Installing a Hard Drive Into a Drive Carrier RAID Controller Module Removing a RAID Controller Module Blank Installing a RAID Controller Module Blank Removing a RAID Controller Module Installing a RAID Controller Module Opening the RAID Controller Module Closing the RAID Controller Module RAID Controller Module Backup Battery Unit Removing the RAID Controller Module Backup Battery Unit Installing the RAID Controller Module Backup Battery Unit Power Supply/Cooling Fan Module Removing a Power Supply/Cooling Fan Module Page Page Installing a Power Supply/Cooling Fan Module Control Panel Removing the Control Panel Installing the Control Panel Backplane Removing the Backplane Page Page Installing the Backplane Management: Firmware Inventory Viewing the Firmware Inventory Page Management: System Interfaces Microsoft Services Virtual Disk Service Volume Shadow-Copy Service Page Troubleshooting: Your Storage Array Software Start-Up Routine Device Health Conditions Page Page 228 Storage Array Support Data Automatically Collect the Support Bundle Data Collecting the Physical Disk Data Event Log Recovery Guru Storage Array Profile Page Viewing the Logical Associations Viewing the Physical Associations Finding Nodes Using Go To Recovering From an Unresponsive Storage Array Condition Page Page Locating a Physical Disk Locating an Expansion Enclosure Capturing the State Information SMrepassist Utility Unidentified Devices Recovering From an Unidentified Storage Array Page Starting or Restarting the Host Context Agent Software Page Page Troubleshooting: Your Array Safety FirstFor you and Your Array Troubleshooting Storage Array Startup Failure Troubleshooting Loss of Communication Troubleshooting External Connections Troubleshooting Power Supply/Cooling Fan Module Troubleshooting Array Cooling Problems Troubleshooting Expansion Enclosure Management Modules Page Troubleshooting RAID Controller Modules Troubleshooting Hard Drives Troubleshooting Array and Expansion Enclosure Connections Troubleshooting a Wet Storage Array Troubleshooting a Damaged Array Troubleshooting RAID Controller Modules Conditions Invalid Storage Array ECC Errors PCI Errors Critical Conditions Noncritical Conditions Getting Help Contacting Dell Page Index A B C D E F H I L M N O P R S T U V

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