Installation Guide, Second Edition - HP Integrity cx2620
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, issue the exit command.
Shutting Down Linux
Use the shutdown command to shut down Linux.
The Linux shutdown command has the following options:
-h
Halts (powers off) after operating system shutdown.
Use the PC command at the iLO MP Command menu to manually power on or power
off server hardware as needed.
-r
Reboots the server after shutdown.
-c Cancels a running shutdown.
time Required to shut down. You can specify time in any of the following ways:
• Absolute time in the format hh:mm, in which hh is the hour (one or two digits) and
mm is the minute of the hour (two digits).
• Number of minutes to wait in the format +m, in which m is the number of minutes.
• now to immediately shut down; this is equivalent to using +0 to wait zero minutes.
See the shutdown(8) Linux manpage for more information. Also see the Linux manpage for the
poweroff command.
To shut down Linux, follow these steps:
1. Log in to Linux on the system you want to shut down.
2. Issue the shutdown command with the command-line options. Include the required time
argument to specify when the operating system shutdown occurs.
For example, shutdown -r +20 shuts down and reboots the system in twenty minutes.
Verifying the Server Configuration
1. To enter the POSSE shell, type CO from the iLO MP Main Menu. To list all the categories
available in the shell, type help .
• Configuration: The Configuration menu, where you can view and modify the system
configuration
• Memory: Memory related commands
2. Verify the parameters.
3. To return to the iLO MP Main Menu, use the X command .
Troubleshooting
This section helps you diagnose common issues that can occur during server installation.
This section addresses the following topics:
• “Troubleshooting Methodology” (page 71)
• “Server Does Not Power On” (page 72)
• “Troubleshooting Using the Front Panel Power Button” (page 72)
• “EFI Menu is Not Available” (page 72)
• “Operating System Does Not Boot” (page 72)
• “Operating System Boots with Problems” (page 73)
• “Intermittent Server Problems” (page 73)
• “DVD Problems” (page 73)
• “Hard Drive Problems” (page 73)
70 Installing the System