Dell POWERVAULT MD3620I User Manual download pdf (Page 152)

152 Configuration: Disk Groups and Virtual Disks

Review the Import Report for an overview of the disk group that you are

importing.

Check for non-importable components.

Confirm that you want to proceed with the import procedure.

NOTE: Some settings cannot be imported during the import disk group

procedure.

The following settings are removed/cleared during the procedure:

• Persistent reservations

• Host-to-virtual disk mappings

• Virtual disk copy pairs

• Snapshot virtual disks and snapshot repository virtual disks

• Remote mirror pairs

• Mirror repositories

Non-Importable Components

Some components cannot be imported during the import disk group

procedure. These components are removed during the procedure:

• Persistent reservations

• Mappings

• Virtual disk copy pairs

• Snapshot virtual disks and snapshot repository virtual disks

Storage Array Media Scan

The media scan is a background operation that examines virtual disks to

verify that data is accessible. The process finds media errors before normal

read and write activity is disrupted and reports errors to the event log.

NOTE: You cannot enable background media scans on a virtual disk comprised of

Solid State Disks (SSDs).

Errors discovered by the media scan include:

• Unrecovered media error—Data could not be read on the first attempt or

on any subsequent attempts. For virtual disks with redundancy protection,

data is reconstructed, rewritten to the physical disk, and verified and the

book.book Page 152 Tuesday, June 18, 2013 3:09 PM

1 2 ... 147 148 149 150 151 152 153 154 155 156 157 ... 293 294

No comments

Dell POWERVAULT MD3620I User Manual Page 152