What is SMI and EFI label?

What is SMI and EFI label?

Solaris 10 and 11 provide two main partitioning (labels) options, SMI (Sun Microsystem Inc) and EFI (Extensible Firmware Interface). SMI has been around since the beginning of time, while EFI is newer. Solaris on 64-bit Sparc DOES support EFI for boot disks.

What is EFI label?

The EFI label provides support for physical disks and virtual disk volumes that are greater than 2 TB in size. This release also includes updated disk utilities for managing disks greater than 2 TB in size. The VTOC label is still available for disks less than 2 terabytes in size. …

What is EMI in Cisco?

EMI stands for Enhanced Multilayer Software Image. EMI is Layer 3 capable so it means it will support full ip routing capability.

How do I label a drive in Solaris?

How to Label a Disk

1. Become an administrator.
2. Invoke the format utility.
3. Type the number of the disk that you want to label.
4. Select one of the following to label the disk:
5. Label the disk by typing y at the Label it now?
6. Enter type at the format> prompt.
7. Select a disk type from the list of possible disk types.

How do you label a disk?

How to Label a Disk

1. Become superuser or assume an equivalent role.
2. Invoke the format utility.
3. Type the number of the disk that you want to label from the list displayed on your screen.
4. Select one of the following.
5. Label the disk by typing y at the Label it now?
6. Enter type at the format> prompt.

How do I label multiple drives in Solaris?

Script to label multiple disks in Solaris

1. The format sub commands should be written in a separate file : # cat /tmp/format.cmd label quit.
2. Create a file listing all the disks you want to format. # cat /tmp/disk_list c8t2d0 c8t3d0 c8t4d0.
3. Now finally the main script itself : /tmp/disk_label.sh .

What is disk label type?

The disk label type is the type of Master Boot Record. See http://en.wikipedia.org/wiki/Master_boot_record. The disk identifier is a randomly generated number stuck onto the MBR. In terms of tools for looking at disks, fdisk is on its way to being deprecated if it isn’t already so.

Is it safe to rename C drive?

Yes, it’s safe.

Should you label partitions?

There is no “point” in naming them, other than to make the names more human-readable. remembering sda1 and sda2 is not hard to keep track of, but if you are running a server with multiple hard drives and using the drives for different purposes, i.e. originals and backup versions of files, it might make it easier.

How do I change the type of disk label?

First step is to select the partition whose label is to be changed, which is Partition 1 here, next step is to select gear icon and edit filesystem. After this you will be prompted to change the label of selected partition. And finally, the label of the partition will be changed.

Will renaming a drive cause problems?

Changing the name is OK. The drive letter ( C:\ etc. ) is the part you don’t want to change (can’t change if Windows is installed on it), if the partition has software installed. If a partition has only files that are not linked ( Target or Path ) to any software you can change the drive letter as well.

Why is it called C drive?

It’s a left over from the original PC designs. Originally PCs only had up to 2 floppy disk drives labelled A and B. Some time later hard disks got added and became drive C. The hard disk letter is C because historically, drives A and B were for floppy disks.

Can a slice overlap with an EFI label?

Slices cannot overlap with the primary or backup labels or with other partition. 7. No cylinder, head or sector information is stored in the EFI label. 8. Sizes are reported in blocks.

Can a Solaris boot from an EFI disk?

Solaris OS systems do not currently boot from disks that use EFI labels. In general,disks used for purposes other than as boot disks may use either SMI or EFI labels. You change the disk label type by running the format -e command followed by the label subcommand.

How many sectors does an EFI partition have?

EFI label size is usually 34 sectors, so partitions start at sector 34. This feature means that no partition can start at sector 0. 12. EFI does not support – At ‘format’ utility –