1. Add the following line to the end of the /etc/mdadm.conf file.
POLICY domain=DOMAIN path=* metadata=imsm action=spare-same-slot
2. Run the following commands as a root user.
# chkconfig –s mdadmd on
# /etc/init.d/mdadmd start
Configuring advanced SATA or SAS hardware RAID
Some server models come with a required RAID card to provide advanced SATA/SAS hardware RAID
functions to the server. You can also purchase the RAID card from Lenovo and install it into server models
that support the RAID card to get advanced SATA/SAS hardware RAID functions. See “RAID card” on page
18 and “PCIe card” on page 71 for more information.
Programs for configuring SATA/SAS hardware RAID
Lenovo provides the following programs to help you configure advanced SATA/SAS hardware RAID:
• ThinkServer EasyStartup program to configure RAID
See “Using the ThinkServer EasyStartup program” on page 31 and view the user guide from the main
interface of the program.
• WebBIOS Configuration Utility program (configuring RAID independently of the operating system)
To use the program, follow the instructions on the booting screen.
• MegaRAID Storage Manager program and the StorCLI Configuration Utility program (configuring RAID in
an operating system environment)
To install and use the MegaRAID Storage Manager program, refer to the following chapters in the
MegaRAID SAS Software User Guide:
Note: Some information in these chapters might be intended for the advanced SATA/SAS hardware RAID
configurations and might not apply to the onboard SATA software configurations.
– “MegaRAID Storage Manager Overview and Installation”
– “MegaRAID Storage Manager Window and Menus”
– “Monitoring System Events and Storage Devices”
– “Maintaining and Managing Storage Configurations”
To download the MegaRAID SAS Software User Guide and the installation packages of the programs, go to
http://www.lenovo.com/support, and then follow the instructions on the Web page.
Instructions for configuring SATA/SAS hardware RAID
For instructions on how to configure and manage the advanced SATA or SAS hardware RAID, refer to the
MegaRAID SAS Software User Guide. This guide is available on the Lenovo Support Web site at:
http://www.lenovo.com/support
Chapter 4. Configuring the server 37
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