Dell POWERVAULT MD3600I - Manual (Page 10)

Re-Creating Snapshot Virtual Disks ......................................................................................................................161
Disabling A Snapshot Virtual Disk ........................................................................................................................162
Preparing Host Servers To Re-Create A Snapshot Virtual Disk .....................................................................162
Re-Creating A Snapshot Virtual Disk ....................................................................................................................163
12 Premium Feature—Virtual Disk Copy................................................................................165
Using Virtual Disk Copy With Snapshot Or Snapshot (Legacy) Premium Feature ...............................................165
Types Of Virtual Disk Copies .................................................................................................................................166
Offline Copy ....................................................................................................................................................166
Online Copy ....................................................................................................................................................166
Creating A Virtual Disk Copy For An MSCS Shared Disk ......................................................................................166
Virtual Disk Read/Write Permissions ....................................................................................................................167
Virtual Disk Copy Restrictions ...............................................................................................................................167
Creating A Virtual Disk Copy .................................................................................................................................168
Setting Read/Write Permissions On Target Virtual Disk ................................................................................168
Before You Begin ...........................................................................................................................................168
Virtual Disk Copy And Modification Operations .............................................................................................168
Create Copy Wizard ........................................................................................................................................169
Failed Virtual Disk Copy ..................................................................................................................................169
Preferred RAID Controller Module Ownership .....................................................................................................169
Failed RAID Controller Module .............................................................................................................................169
Copy Manager ......................................................................................................................................................170
Copying The Virtual Disk .......................................................................................................................................170
Storage Array Performance During Virtual Disk Copy .........................................................................................171
Setting Copy Priority .............................................................................................................................................171
Stopping A Virtual Disk Copy ................................................................................................................................171
Recopying A Virtual Disk ......................................................................................................................................172
Preparing Host Servers To Recopy A Virtual Disk .........................................................................................172
Recopying The Virtual Disk ............................................................................................................................173
Removing Copy Pairs ............................................................................................................................................173
13 Device Mapper Multipath For Linux...................................................................................175
Overview ...............................................................................................................................................................175
Using DM Multipathing Devices ...........................................................................................................................175
Prerequisites ..................................................................................................................................................175
Device Mapper Configuration Steps ....................................................................................................................176
Scan For Newly Added Virtual Disks .............................................................................................................176
Display The Multipath Device Topology Using The Multipath Command ......................................................177
Create A New fdisk Partition On A Multipath Device Node ...........................................................................177
Add A New Partition To Device Mapper ........................................................................................................178
Create A File System On A Device Mapper Partition .....................................................................................178
Mount A Device Mapper Partition .................................................................................................................178