Smi efi label software

Smi is conventional format label with 06 partitions efi format is used with a disk greater than 1 terabyte. Unformatteddiskwarning execute, then return quit format label 0 smi label 1 efi label specify. If you need a disk with a vtoc smi label, execute the format e command of oracle. Solaris 10 and 11 provide two main partitioning labels options,smi sun microsystem inc and efi extensible firmware interface. Smi labels, and extensible firmware interface efi labels. Vtoc volume to content table aka smi sun microsystems, inc label, contains the information such as logical partitioning, disk geometry and other access characteristics. Principal software engineer efi label supports physical disks and logical volumes that are 2 tb in size. While using smi label for infinibox luns, solaris hosts do not see full lun allocation and report a lower cylinder count. Breaking a zfs mirror solaris 11 notes of a systems.

You usually label a disk after you change its slices or partitions. Zfs option to add raw disks without creating gpt partitions issue. Ami provides a comprehensive lineup of debug and diagnostic tools, preboot utilities and development systems to help improve. The advantages of the efi disk label over the smi disk label are as follows. Smi has been around since the beginning of time, while efi is newer. In sparc hardware disk label or vtoc resides in the first sector 512 bytes of the disk or logical unit. There are some key differences which help guide administrators on which to use when creating disks in solaris os. Installing using zfs need to remove efi disk labels unix and. As far as i know disks used in zfs pools require efi labels. So let us label our bad disk with the proper smi label not the efi one. Efi gpt disk label managing devices in oracle solaris. This will make all files and programs in this partition inaccessible type. Listed below are some of the characteristics and patterns that can help identify and differentiate an efi labeled disk from a smi labeled disk.

The ufs file system is compatible with the efi disk label, and you can create a ufs file system greater than 2 tb. Sparcbased and solaris x86x64based systems only use smi labels on their boot disks. Replacing a solaris efi disk label david dyerbennet. Labeling a disk means writing slice information onto the disk. Cds disk initialization fails due to efi label whe. Verify the drive has an smi label using prtvtoc devrdskcxtxdxs2 then rescan the dmp device tree using the following command.

Defining a disks geometry oracle solaris 11 system. Theres a lot of discussion about resizing usually in the. If the drive is only 20gb it should not require an efi label. Label a disk with a vtoc or an efi label for a disk 2 terabytes in size. Solaris os systems use two different types of disk labels. Solaris 10 fails to install on efi labeled disks wad of stuff. The disks available on this system cannot be used to install solaris software. A disk label is also called the vtoc volume table of contents label.

Didnt bring it up, but id ended up writing a small program to explicitly. Smi sun microsystem inc label typically, sparc based solaris based file system. Once this is done, the pool will no longer be accessible on older software versions. When the all of the disks are efi labeled then the installation fails with the message. Smi and efi gpt label in solaris a disk partition and label is required before a filesystem zfs or ufs can be created on a physical raw disk. The efi label provides support for physical disks and virtual disk volumes that are greater than 2 tb in size. The efi label provides support for physical disks and virtual disk volumes that are. If you want to use the disks for the install, use format1m to label the. The default disk label that takes effect when oracle solaris is installed has changed from vtoc smi to efi gpt. Other disk management software like oracle asm or solaris volume manager also requires a disk label and partition before the physical disk can be used by these disk management software. View online or download sun microsystems sun fire x4500 administration manual, quick start manual. The solaris volume manager software can also be used to manage disks. Originally on zfs it was smi only and was optional for efigpt.

And you find many sites explaining how to overwrite an efi label on a disk. Solaris os systems do not currently boot from disks that use efi labels. Using solaris smi and efi labels with infinibox infinidat support. A disk label stores information about the disks controller, geometry, and slices.