Dell PowerVault MD3820f User Manual

Dell Computer hardware

This manual is related to the following products:

PowerVault MD3860i PowerVault MD3400 PowerVault MD3800i PowerVault MD3460 PowerVault MD3800f PowerVault MD3820i PowerVault MD3860f PowerVault MD3420

Table of contents

Document Outline

Dell PowerVault MD 34XX/38XX Series Storage Arrays Administrator's Guide
Introduction
- Dell PowerVault Modular Disk Storage Manager
- User Interface
- Enterprise Management Window
  - Inheriting The System Settings
- Array Management Window
- Dell PowerVault Modular Disk Configuration Utility
- Other Information You May Need
About Your MD Series Storage Array
- Physical Disks, Virtual Disks, And Disk Groups
- Disk Pools
- Thin Virtual Disks
- RAID Levels
- Segment Size
- Virtual Disk Operations
- Disk Group Operations
- RAID Background Operations Priority
- Virtual Disk Migration And Disk Roaming
- Advanced Features
- Multi-Path Software
  - Preferred And Alternate Controllers And Paths
  - Virtual Disk Ownership
- Load Balancing
- Monitoring System Performance
Discovering And Managing Your Storage Array
- Out-Of-Band Management
- In-Band Management
  - Access Virtual Disk
- Storage Arrays
  - Automatic Discovery Of Storage Arrays
  - Manual Addition Of A Storage Array
- Setting Up Your Storage Array
- Configuring Alert Notifications
  - Configuring E-mail Alerts
  - Configuring SNMP Alerts
- Battery Settings
  - Changing The Battery Settings
- Setting The Storage Array RAID Controller Module Clocks
Using iSCSI
- Changing The iSCSI Target Authentication
- Entering Mutual Authentication Permissions
- Creating CHAP Secrets
- Changing The iSCSI Target Identification
- Changing The iSCSI Target Discovery Settings
- Configuring The iSCSI Host Ports
- Advanced iSCSI Host Port Settings
- Viewing Or Ending An iSCSI Session
- Viewing iSCSI Statistics And Setting Baseline Statistics
- Edit, Remove, Or Rename Host Topology
Event Monitor
- Enabling Or Disabling The Event Monitor
  - Windows
  - Linux
About Your Host
- Configuring Host Access
- Using The Host Mappings Tab
  - Defining A Host
- Removing Host Access
- Managing Host Groups
- Creating A Host Group
- I/O Data Path Protection
- Managing Host Port Identifiers
Disk Groups, Standard Virtual Disks, And Thin Virtual Disks
- Creating Disk Groups And Virtual Disks
- Thin Virtual Disks
- Choosing An Appropriate Physical Disk Type
- Physical Disk Security With Self Encrypting Disk
- Configuring Hot Spare Physical Disks
- Enclosure Loss Protection
- Drawer Loss Protection
- Host-To-Virtual Disk Mapping
- Restricted Mappings
- Storage Partitioning
- Disk Group And Virtual Disk Expansion
- Disk Group Migration
  - Export Disk Group
  - Import Disk Group
- Storage Array Media Scan
  - Changing Media Scan Settings
  - Suspending The Media Scan
Disk Pools And Disk Pool Virtual Disks
- Difference Between Disk Groups And Disk Pools
- Disk Pool Restrictions
- Creating A Disk Pool Manually
- Automatically Managing The Unconfigured Capacity In Disk Pools
- Locating Physical Disks In A Disk Pool
- Renaming A Disk Pool
- Configuring Alert Notifications For A Disk Pool
- Adding Unassigned Physical Disks To A Disk Pool
- Configuring The Preservation Capacity Of A Disk Pool
- Changing The Modification Priority Of A Disk Pool
- Changing The RAID Controller Module Ownership Of A Disk Pool
- Checking Data Consistency
- Deleting A Disk Pool
- Viewing Storage Array Logical Components And Associated Physical Components
- Secure Disk Pools
- Changing Capacity On Existing Thin Virtual Disks
- Creating A Thin Virtual Disk From A Disk Pool
Using SSD Cache
- How SSD Cache Works
- Benefits Of SSD Cache
- Choosing SSD Cache Parameters
- SSD Cache Restrictions
- Creating An SSD Cache
- Viewing Physical Components Associated With An SSD Cache
- Locating Physical Disks In An SSD Cache
- Adding Physical Disks To An SSD Cache
- Removing Physical Disks From An SSD Cache
- Suspending Or Resuming SSD Caching
- Changing I/O Type In An SSD Cache
- Renaming An SSD Cache
- Deleting An SSD Cache
- Using The Performance Modeling Tool
Premium Feature—Snapshot Virtual Disk
- Snapshot Virtual Disk Vs. Snapshot Virtual Disk (Legacy)
- Snapshot Images And Groups
- Snapshot Virtual Disk Read/Write Properties
- Snapshot Groups And Consistency Groups
  - Snapshot Groups
  - Snapshot Consistency Groups
- Understanding Snapshot Repositories
- Creating Snapshot Images
- Scheduling Snapshot Images
  - Creating A Snapshot Schedule
  - Editing A Snapshot Schedule
- Performing Snapshot Rollbacks
- Creating A Snapshot Group
- Converting A Snapshot Virtual Disk To Read-Write
- Viewing Associated Physical Components Of An Individual Repository Virtual Disk
- Creating A Consistency Group
- Creating A Snapshot Virtual Disk Of A Snapshot Image
- Creating A Consistency Group Snapshot Virtual Disk
Premium Feature—Snapshot Virtual Disks (Legacy)
- Scheduling A Snapshot Virtual Disk
  - Common Reasons For Scheduling A Snapshot Virtual Disk
  - Guidelines for Creating Snapshot Schedules
- Creating A Snapshot Virtual Disk Using The Simple Path
  - About The Simple Path
  - Preparing Host Servers To Create The Snapshot Using The Simple Path
- Creating A Snapshot Virtual Disk Using The Advanced Path
- Specifying Snapshot Virtual Disk Names
- Snapshot Repository Capacity
- 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
Premium Feature—Virtual Disk Copy
- Using Virtual Disk Copy With Snapshot Or Snapshot (Legacy) Premium Feature
- Types Of Virtual Disk Copies
  - Offline Copy
  - Online 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
- 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
Device Mapper Multipath For Linux
- Overview
- Using DM Multipathing Devices
  - Prerequisites
- Device Mapper Configuration Steps
- Linux Host Server Reboot Best Practices
- Important Information About Special Partitions
- Limitations And Known Issues
- Troubleshooting
Configuring Asymmetric Logical Unit Access
- ALUA Performance Considerations
- Automatic Transfer Of Ownership
- Native ALUA Support On Microsoft Windows And Linux
- Enabling ALUA On VMware ESXi
  - Manually Adding SATP Rule In ESXi 5.x
- Verifying ALUA On VMware ESXi
- Verifying If Host Server Is Using ALUA For MD Storage Array
- Setting Round-Robin Load Balancing Policy On ESXi-Based Storage Arrays
Premium Feature—Remote Replication
- About Asynchronous Remote Replication
- Remote Replicated Pairs And Replication Repositories
- Types Of Remote Replication
  - Differences Between Remote Replication Features
  - Upgrading To Asynchronous Remote Replication From Remote Replication (Legacy)
- Remote Replication Requirements And Restrictions
  - Restrictions On Using Remote Replication
- Setting Up Remote Replication
- Activating Remote Replication Premium Features
- Deactivating Remote Replication
- Remote Replication Groups
- Replicated Pairs
Management Firmware Downloads
- Downloading RAID Controller And NVSRAM Packages
- Downloading Both RAID Controller And NVSRAM Firmware
- Downloading Only NVSRAM Firmware
- Downloading Physical Disk Firmware
- Downloading MD3060e Series Expansion Module EMM Firmware
- Self-Monitoring Analysis And Reporting Technology (SMART)
- Media Errors And Unreadable Sectors
Firmware Inventory
- Viewing The Firmware Inventory
System Interfaces
- Virtual Disk Service
- Volume Shadow-Copy Service
Storage Array Software
- Start-Up Routine
- Device Health Conditions
- Trace Buffers
  - Retrieving Trace Buffers
- Collecting Physical Disk Data
- Event Log
  - Viewing The Event Log
- Recovery Guru
- Storage Array Profile
- Viewing The Physical Associations
- Recovering From An Unresponsive Storage Array Condition
- Locating A Physical Disk
- Locating An Expansion Enclosure
- Capturing The State Information
- SMrepassist Utility
- Unidentified Devices
- Recovering From An Unidentified Storage Array
- Starting Or Restarting The Host Context Agent Software
  - Starting The SMagent Software In Windows
  - Starting The SMagent Software In Linux
Getting Help
- Contacting Dell