Identify the disks on
If you are not sure of the types of disks on
a system, use the format utility to identify the disk types.
How to Identify the Disks on a System
Determine whether a disk is already formatted by using the format utility.
How to Determine if a Disk Is Formatted
most cases, disks are already formatted. Use the format utility if you need
to format a disk.
How to Format a Disk
Display slice information.
Display slice information by using the format
How to Display Disk Slice Information
Label the disk.
Create the disk label by using the format utility.
How to Label a Disk
Examine the disk label.
Examine the disk label by using the prtvtoc command.
How to Examine a Disk Label
Recover a corrupted disk label.
You can attempt to recover a disk label
that was damaged due to a system or power failure.
How to Recover a Corrupted Disk Label
Create a format.dat entry.
a format.dat entry to support a third-party disk.
How to Create a format.dat Entry
Automatically configure a SCSI disk.
can automatically configure a SCSI disk with the SCSI-2 specification for disk device
mode sense pages even if the specific drive type is not listed in
the /etc/format.dat file.
How to Automatically Configure a SCSI Drive
Identify a defective disk sector.
Identify a defective disk sector by
using the format utility.
How to Identify a Defective Sector by Using Surface Analysis
If necessary, fix a defective disk sector.
defective disk sector by using the format utility.
How to Repair a Defective Sector