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Contents
Contents
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4. Disk Storage Management
4-1
Data Fault Tolerance
4-1
Guidelines for System Disks
4-2
Using RDR for Fault Tolerance
4-2
Automatic Virtual Disk Expansion
4-3
Managing RDR Disks
4-4
Notes on Using RDR to Mirror Disks in Internal Storage
4-5
Disk Failures during Resynchronization
4-5
Write Caching
4-6
Read-load Balancing
4-6
Mirroring Dynamic Disks with RDR
4-10
Setting the Active RDR Disk (Plex)
4-10
Deleting the RDR Configuration on a Physical Disk
4-11
Removing a Physical Disk from an RDR Virtual Disk
4-12
Deporting a Physical Disk from an RDR Virtual Disk
4-13
Creating a Spare Bootable RDR Disk
4-14
Breaking a Physical Disk from an RDR Virtual Disk
4-14
Setting or Clearing the MTBF for Disks
4-15
Setting the MTBF Faultcount Limit for Disks
4-15
Booting a System with a Backup RDR Boot Disk
4-16
Reusing Data Disks
4-16
Reusing a Stored-Data Disk
4-16
Removing the RDR Configuration from a
Stored-Data Disk
4-16
Resynchronizing RDR Disks
4-17
Resynchronizing a Backup Boot RDR Disk
4-18
Recovering and Replacing RDR Disks
4-18
Verifying RDR Disks
4-19
Configuring the Priority of RDR Virtual Disk
Resynchronization
4-20
Using Volume Mirroring for Fault Tolerance
4-20
Mirrored Volume Resynchronization
4-21
Volume Resynchronization After Rebooting
4-21
Inserting or Removing More Than One Disk at a Time
4-22
ftSMC Interface for Storage Enclosures and Subsystems
4-22
Storage Enclosure Node
4-23
Slot Node
4-23
Disk Node
4-23
Sensor Nodes
4-23
EMC Attached Storage
4-24
Mirroring Disks in Your Express5800/320Ma System
4-24
Mirroring Disks in Internal Storage
4-25
Configuring and Creating RDR Disks
4-25
Summary of Contents for Express5800/320Ma
Page 1: ...NEC Solutions America Inc NR014W Express5800 320Ma System Administrator s Guide ...
Page 10: ...Tables x Express5800 320Ma System Administrator s Guide ...
Page 14: ...Preface xiv Express5800 320Ma System Administrator s Guide ...
Page 22: ...Windows Documentation 1 8 Express5800 320Ma System Administrator s Guide ...
Page 50: ...Performing ftSMC Tasks 3 14 Express5800 320Ma System Administrator s Guide ...
Page 78: ...Finding a Physical Disk 4 28 Express5800 320Ma System Administrator s Guide ...
Page 100: ...Security Configuration Wizard A 6 Express5800 320Ma System Administrator s Guide ...
Page 122: ...Index Index 8 Express5800 320Ma System Administrator s Guide ...