Dell PowerVault MD3200i Support Question
Dell PowerVault MD3200i Support Question
Find answers below for this question about Dell PowerVault MD3200i.Need a Dell PowerVault MD3200i manual? We have 11 online manuals for this item!
Question posted by dkolisev on August 22nd, 2011
Dynamic Raid Level Migration
Is this feature part of the basic software or an optional one?
Current Answers
Answer #1: Posted by DellProSupport on August 22nd, 2011 8:05 AM
DellProSupport
Member since:
June 13th, 2011 Points: 19,090
Member since:
June 13th, 2011 Points: 19,090
On the MD3200, it is a default function for the unit. Here is the link to the manual regarding this.
http://support.dell.com/support/edocs/systems/md3200i/en/index.htm
http://support.dell.com/support/edocs/systems/md3200i/en/index.htm
Related Dell PowerVault MD3200i Manual Pages
Glossary - Page 7
...of RAID include RAID 0, RAID 1, RAID 5, RAID 10, and RAID 50. ROMB - A network architecture that you call Dell for program instructions and data. SAS - Serial-attached SCSI. Synchronous dynamic random-access memory. serial port - SMART - A text file, usually shipped with a 9-pin connector that transfers data one bit at a time and is one that enables remote networkattached storage devices to...
Dell MD Storage Array vCenter Plug-in User’s
Guide - Page 28
... systems before you format LUNs with VMFS datastores. When you make your LUN decision, remember the following points: • Each LUN should have the correct RAID level and storage characteristic
for applications in virtual machines that use it. • One LUN must contain only one VMFS datastore. • If multiple virtual machines access...
Dell MD Storage Array vCenter Plug-in User’s
Guide - Page 30
... the Create Virtual Disk link to create the virtual disk.
30
Dell MD Storage Array vCenter Plug-in You can be created from the free capacity within the...migration so that LUN. 3 Place four or five virtual disks on the VMFS. If performance is created, new virtual disks can experiment using the adaptive scheme.
1 Create a large LUN (RAID 1+0 or RAID 5), with a different RAID level...
Owner's Manual - Page 4
... Write-Through Cache 36
4 Planning: MD3200i Series Storage Array Terms and Concepts 37
Physical Disks, Virtual Disks, and Disk Groups . . . . . 37 Physical Disks 37 Physical Disk States 38 Self-Monitoring Analysis and Reporting Technology 39 Virtual Disks and Disk Groups 39 Virtual Disk States 40
RAID Levels 40 RAID Level Usage 41
Segment Size 42
Virtual...
Owner's Manual - Page 5
... Limit 44
Disk Group Operations 45 RAID Level Migration 45 Segment Size Migration 45 Virtual Disk Capacity Expansion 46 Disk Group Expansion 46 Disk Group Defragmentation 46 Disk Group Operations Limit 46
RAID Background Operations Priority 47
Virtual Disk Migration and Disk Roaming 48 Disk Migration 48 Disk Roaming 50
Advanced Features 50 Host Server-to-Virtual Disk...
Owner's Manual - Page 23
... are plugged
Planning: About Your Storage Array
23 It features support for high availability, offering redundant access to 32 physical hosts. 2
Planning: About Your Storage Array
Overview
The MD3200i Series storage array is designed for both single and dual RAID controller configuration. The Dell™ PowerVault™ MD3200i storage array provides 1.0-Gbps 1000 BaseT connectivity...
Owner's Manual - Page 37
...RAID level. A disk group is 96 drives for RAID 0, RAID 1, and RAID10, and 30 drives for RAID 5 and RAID 6. A virtual disk is a partition in the disk group. All virtual disks in your storage array provide the physical storage... supported in the disk group. Planning: MD3200i Series Storage Array Terms and Concepts
37 If the storage array detects unsupported physical disks, it marks...
Owner's Manual - Page 40
... virtual disk. RAID Levels
RAID levels determine the way in an Offline state to an Optimal state. Disk groups are always created in a disk group that has not been assigned to a virtual disk.
Table 4-2. Data on multiple physical disks using mirroring or parity
supports reconstruction of a physical disk.
40
Planning: MD3200i Series Storage Array Terms and...
Owner's Manual - Page 41
... your disk array depends on the type of RAID 0 applications include video editing, image editing, prepress applications, or any RAID level, RAID 0 lacks data redundancy. Choose this option only for RAID 5 and 6. Planning: MD3200i Series Storage Array Terms and Concepts
41 The storage array supports RAID levels 0, 1, 5, 6, and 10.
RAID 1 RAID 1 uses disk mirroring so that can be used...
Owner's Manual - Page 42
...of physical disks are accessed simultaneously.
42
Planning: MD3200i Series Storage Array Terms and Concepts RAID 10 is automatically used in a disk group. RAID 10 works well for small random access. Disk striping enhances performance because striped disks are used when a RAID level of read activity. RAID 5 is a versatile RAID level and is suited for multiuser environments where typical...
Owner's Manual - Page 43
..., striping alone does not provide data redundancy. Planning: MD3200i Series Storage Array Terms and Concepts
43 A maximum of the parity physical disk. To change is 128 KB. Foreground Initialization
The storage array supports foreground initialization for virtual disks. For example, in a redundant array (RAID levels 1, 5, 6, and 10).
Consistency Check
A consistency check verifies the...
Owner's Manual - Page 45
... of a given virtual disk to a RAID 5 set. You can migrate from one RAID level to the amount of data (in kilobytes) that the storage array writes on a single physical disk in a virtual disk before writing data on the peer controller. MDSM provides information about RAID attributes to the limitations:
Planning: MD3200i Series Storage Array Terms and Concepts
45...
Owner's Manual - Page 47
... the first virtual disk in which the operations are resumed when the active process on the peer controller. Planning: MD3200i Series Storage Array Terms and Concepts
47 • Virtual disk RAID level migration • Segment size migration • Virtual disk capacity expansion • Disk group expansion • Disk group defragmentation.
The priority of each of the...
Owner's Manual - Page 48
... group being migrated. You can be migrated from one array to , recognizes any device other than a MD3200i Series Storage Array, the MD3200i array does not recognize the migrating metadata and ....
NOTE: Setting a high priority level impacts storage array performance. NOTE: The number of physical disks and virtual disks that are being migrated must be assessed in an optimal ...
Owner's Manual - Page 50
... disk
in the proper virtual disks that shares access to one host server-to a storage array accesses various virtual disks on the destination storage array. Disk roaming is permitted when the RAID controller module is migrated from a MD3200i storage array that has a premium feature enabled and the destination array does not have purchased these guidelines: • You...
Owner's Manual - Page 113
...storage array. All of the physical disks and RAID controller modules in the storage array. For more information, see the PowerVault Modular Disk Storage... the Custom option, select your preferred dynamic cache read ...basic and optional advanced parameters for the virtual disk from the storage array.
Choosing an Appropriate Physical Disk Type
You can create a secure disk group from a RAID...
Owner's Manual - Page 123
... of fault tolerance to the replacement physical disk. A hot spare is inserted into the storage array. If a hot spare is defined in an enclosure in -use a hot spare physical disk for any virtual disk with a redundant RAID level as long as the capacity of the hot spare is equal to or larger than...
Owner's Manual - Page 166
...storage array, and an error message might not be issued due to the rejected write request. The Virtual Disk Copy premium feature includes these items:
166
Configuration: Premium Feature...are allowed after the virtual disk copy has completed to prevent error messages from appearing. RAID-level migration - Capacity expansion - The journaling file system driver issues a write request before it...
Owner's Manual - Page 262
... Import, 140 Locating, 106 Migration, 139
Disk Group and Virtual Disk Expansion, 137
Disk Group Operations, 45 Defragmentation, 46 Expansion, 46 Limit, 46 RAID Level Migration, 45 Segment Size Migration, 45 Virtual Disk Capacity Expansion...Linux, 92 Windows, 92
F
Failed RAID Controller Module, 168
Features and Indicators Front Panel, 24
Firmware Downloads, 187
Firmware Inventory, 221 View, 221
Index
...
Support Matrix - Page 7
... Providers VMware vCenter plugin
Version 1.2.0.13 10.75.G6.12 1.4.0.9 D0.75.36.01 / S0.75.36.01 2.0
RHEL
Software Component MD3200i Series Resource DVD Modular Disk Storage Manager Modular Disk Configuration Utility MD3200i Series Device Mapper
Version 1.2.0.13 10.75.G6.12 1.4.0.9
Notes
See section on DM
Notes
See section on DM
Supported VMware...
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