IBM 43635gu User Guide - Page 75

LSI Configuration Utility program

Page 75 highlights

LSI Configuration Utility program Use the LSI Configuration Utility program to configure and manage redundant array of independent disks (RAID) arrays. Be sure to use this program as described in this document. Notes: 1. If the server is a simple-swap SATA model and you have installed an optional IBM Simple-swap SAS/SATA Adapter Option Kit (for RAID support), you can use the LSI Logic Configuration Utility program to configure the simple-swap SATA hard disk drives. 2. If you install an optional RAID controller in the server, such as the ServeRAID-8s controller, use the configuration software that comes with the adapter to configure the hard disk drives. v Use the LSI Configuration Utility program to: - Perform a low-level format on a hard disk drive - Create an array of hard disk drives with or without a hot-spare drive - Set protocol parameters on hard disk drives The integrated SAS/SATA controller with RAID capabilities supports RAID arrays. You can use the LSI Configuration Utility program to configure RAID 1 (IM), RAID 1E (IME), and RAID 0 (IS) for a single pair of attached devices. If you install a different type of RAID adapter, follow the instructions in the documentation that comes with the adapter to view or change settings for attached devices. In addition, you can download an LSI command-line configuration program from http://www.ibm.com/support/. When you are using the LSI Configuration Utility program to configure and manage arrays, consider the following information: v The integrated SAS/SATA controller with RAID capabilities supports: - Integrated Mirroring (IM) with hot-spare support (also known as RAID 1) Use this option to create an integrated array of two disks plus an optional hot spare. All data on the primary disk can be migrated. - Integrated Mirroring Enhanced (IME) with hot-spare support (also known as RAID 1E) Use this option to create an integrated mirror enhanced array of three to eight disks, including an optional hot spare. - Integrated Striping (IS) (also known as RAID 0) Use this option to create an integrated striping array of two to eight disks. All data on the array disk will be deleted. v Hard disk drive capacities affect how you create arrays. The drives in an array can have different capacities, but the RAID controller treats them as if they all have the capacity of the smallest hard disk drive. v If you use an integrated SAS/SATA controller with RAID capabilities to configure a RAID 1 (mirrored) array after you have installed the operating system, you will lose access to any data or applications that were previously stored on the secondary drive of the mirrored pair. v If you install a different type of RAID controller, see the documentation that comes with the controller for information about viewing and changing settings for attached devices. Chapter 3. Configuring the server 61

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LSI Configuration Utility program
Use the LSI Configuration Utility program to configure and manage redundant array
of independent disks (RAID) arrays. Be sure to use this program as described in
this document.
Notes:
1.
If the server is a simple-swap SATA model and you have installed an optional
IBM Simple-swap SAS/SATA Adapter Option Kit (for RAID support), you can use
the LSI Logic Configuration Utility program to configure the simple-swap SATA
hard disk drives.
2.
If you install an optional RAID controller in the server, such as the
ServeRAID-8s controller, use the configuration software that comes with the
adapter to configure the hard disk drives.
v
Use the LSI Configuration Utility program to:
Perform a low-level format on a hard disk drive
Create an array of hard disk drives with or without a hot-spare drive
Set protocol parameters on hard disk drives
The integrated SAS/SATA controller with RAID capabilities supports RAID arrays.
You can use the LSI Configuration Utility program to configure RAID 1 (IM), RAID
1E (IME), and RAID 0 (IS) for a single pair of attached devices. If you install a
different type of RAID adapter, follow the instructions in the documentation that
comes with the adapter to view or change settings for attached devices.
In addition, you can download an LSI command-line configuration program from
When you are using the LSI Configuration Utility program to configure and manage
arrays, consider the following information:
v
The integrated SAS/SATA controller with RAID capabilities supports:
Integrated Mirroring (IM) with hot-spare support (also known as RAID 1)
Use this option to create an integrated array of two disks plus an optional hot
spare. All data on the primary disk can be migrated.
Integrated Mirroring Enhanced (IME) with hot-spare support (also known as
RAID 1E)
Use this option to create an integrated mirror enhanced array of three to eight
disks, including an optional hot spare.
Integrated Striping (IS) (also known as RAID 0)
Use this option to create an integrated striping array of two to eight disks. All
data on the array disk will be deleted.
v
Hard disk drive capacities affect how you create arrays. The drives in an array
can have different capacities, but the RAID controller treats them as if they all
have the capacity of the smallest hard disk drive.
v
If you use an integrated SAS/SATA controller with RAID capabilities to configure
a RAID 1 (mirrored) array after you have installed the operating system, you will
lose access to any data or applications that were previously stored on the
secondary drive of the mirrored pair.
v
If you install a different type of RAID controller, see the documentation that
comes with the controller for information about viewing and changing settings for
attached devices.
Chapter 3. Configuring the server
61