HP Superdome SX2000 User Service Guide, Seventh Edition - HP Integrity Superdo - Page 141

Booting SuSE Linux Enterprise Server

Page 141 highlights

Refer to "ACPI Configuration for Red Hat Enterprise Linux Must Be default" (page 140) for required configuration details. 1. Access the EFI Shell. From the system console, select the EFI Shell entry from the EFI Boot Manager menu to access the shell. 2. Access the EFI System Partition for the Red Hat Enterprise Linux boot device. Use the map EFI Shell command to list the file systems (fs0, fs1, and so on) that are known and have been mapped. To select a file system to use, enter its mapped name followed by a colon (:). For example, to operate with the boot device that is mapped as fs3, enter fs3: at the EFI Shell prompt. 3. Enter ELILO at the EFI Shell command prompt to launch the ELILO.EFI loader. If needed, you can specify the loader's full path by entering \EFI\redhat\elilo at the EFI Shell command prompt. 4. Allow the ELILO.EFI loader to proceed with booting the Red Hat Enterprise Linux kernel. By default, the ELILO.EFI loader boots the kernel image and options specified by the default item in the elilo.conf file. To interact with the ELILO.EFI loader, interrupt the boot process (for example, type a space) at the ELILO boot prompt. To exit the loader, use the exit command. Booting SuSE Linux Enterprise Server You can boot the SuSE Linux Enterprise Server 9 OS on HP Integrity servers using either of the methods described in this section. Refer to "Shutting Down Linux" (page 142) for details on shutting down the SuSE Linux Enterprise Server OS. CAUTION: ACPI Configuration for SuSE Linux Enterprise Server Must Be default On cell-based HP Integrity servers, to boot the SuSE Linux Enterprise Server OS, an nPartition ACPI configuration value must be set to default. At the EFI Shell, enter the acpiconfig command with no arguments to list the current ACPI configuration. If the acpiconfig value is not set to default, then SuSE Linux Enterprise Server could panic. To set the ACPI configuration for SuSE Linux Enterprise Server: • At the EFI Shell enter the acpiconfig default command. • Enter the reset command for the nPartition to reboot with the proper (default) configuration for SuSE Linux Enterprise Server. Use either of the following methods to boot SuSE Linux Enterprise Server: • Choose a SuSE Linux Enterprise Server entry from the EFI Boot Manager menu. To load the SuSE Linux Enterprise Server OS at the EFI Boot Manager menu, choose its entry from the list of boot options. Choosing a Linux entry from the boot options list boots the OS using ELILO.EFI loader and the elilo.conf file. • Initiate the ELILO.EFI Linux loader from the EFI Shell. Refer to the procedure "Booting SuSE Linux Enterprise Server (EFI Shell)" (page 142) for details. Booting and Shutting Down Linux 141

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Refer to
“ACPI Configuration for Red Hat Enterprise Linux Must Be default” (page 140)
for
required configuration details.
1.
Access the EFI Shell.
From the system console, select the EFI Shell entry from the EFI Boot Manager menu to
access the shell.
2.
Access the EFI System Partition for the Red Hat Enterprise Linux boot device.
Use the
map
EFI Shell command to list the file systems (
fs0
,
fs1
, and so on) that are known
and have been mapped.
To select a file system to use, enter its mapped name followed by a colon (
:
). For example,
to operate with the boot device that is mapped as
fs3
, enter
fs3:
at the EFI Shell prompt.
3.
Enter
ELILO
at the EFI Shell command prompt to launch the
ELILO.EFI
loader.
If needed, you can specify the loader’s full path by entering
\EFI\redhat\elilo
at the
EFI Shell command prompt.
4.
Allow the
ELILO.EFI
loader to proceed with booting the Red Hat Enterprise Linux kernel.
By default, the
ELILO.EFI
loader boots the kernel image and options specified by the
default item in the
elilo.conf
file.
To interact with the
ELILO.EFI
loader, interrupt the boot process (for example, type a
space) at the
ELILO boot
prompt. To exit the loader, use the
exit
command.
Booting SuSE Linux Enterprise Server
You can boot the SuSE Linux Enterprise Server 9 OS on HP Integrity servers using either of the
methods described in this section.
Refer to
“Shutting Down Linux” (page 142)
for details on shutting down the SuSE Linux Enterprise
Server OS.
CAUTION:
ACPI Configuration for SuSE Linux Enterprise Server Must Be default
On cell-based HP Integrity
servers, to boot the SuSE Linux Enterprise Server OS, an nPartition ACPI configuration value
must be set to
default
.
At the EFI Shell, enter the
acpiconfig
command with no arguments to list the current ACPI
configuration. If the
acpiconfig
value is not set to
default
, then SuSE Linux Enterprise Server
could panic.
To set the ACPI configuration for SuSE Linux Enterprise Server:
At the EFI Shell enter the
acpiconfig default
command.
Enter the
reset
command for the nPartition to reboot with the proper (
default
)
configuration for SuSE Linux Enterprise Server.
Use either of the following methods to boot SuSE Linux Enterprise Server:
Choose a SuSE Linux Enterprise Server entry from the EFI Boot Manager menu.
To load the SuSE Linux Enterprise Server OS at the EFI Boot Manager menu, choose its entry
from the list of boot options.
Choosing a Linux entry from the boot options list boots the OS using
ELILO.EFI
loader
and the
elilo.conf
file.
Initiate the
ELILO.EFI
Linux loader from the EFI Shell.
Refer to the procedure
“Booting SuSE Linux Enterprise Server (EFI Shell)” (page 142)
for
details.
Booting and Shutting Down Linux
141