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Booting and Shutting Down Oracle Solaris on x86 Platforms     Oracle Solaris 11 Information Library
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About This Book

1.  Booting and Shutting Down an x86 Based System (Overview)

What's New in Booting and Shutting Down a System

Administratively Provided driver.conf Files

Bitmapped Console Support

Boot and Shutdown Animation

Fast Reboot

x86: Removal of Support for 32-Bit Kernel

Booting and Shutting Down an x86 Based System (Topic Map)

Guidelines for Booting an x86 Based System

Reasons to Boot a System

Service Management Facility and Booting

Changes in Boot Behavior When Using SMF

How Run Levels Work

What Happens When a System Is Booted to a Multiuser State (Run Level 3)

When to Use Run Levels or Milestones

Overview of the Oracle Solaris Boot Architecture

How the x86 Boot Process Works

GRUB-Based Booting

GRUB Components

Purpose and Function of the GRUB Menu

GRUB Device-Naming Conventions

x86 and GRUB Boot Terminology

2.  Booting an x86 Based System to a Specified State (Tasks)

3.  Shutting Down a System (Tasks)

4.  Rebooting an x86 Based System (Tasks)

5.  Booting an x86 Based System From the Network (Tasks)

6.  Modifying Boot Parameters on an x86 Based System (Tasks)

7.  Creating, Administering, and Booting From ZFS Boot Environments on x86 Platforms (Tasks)

8.  Keeping an x86 Based System Bootable (Tasks)

9.  Troubleshooting Booting an x86 Based System (Tasks)


Guidelines for Booting an x86 Based System

Keep the following guidelines in mind when booting a system:

Reasons to Boot a System

The following table lists reasons that you might need to boot an x86 based system. The system administration tasks and the corresponding boot option that is used to complete the task is also described.

Table 1-2 Booting a System

Reason for System Reboot
Appropriate Boot Option
For More Information
Turn off system power due to anticipated power outage.
Turn system power back on
Change kernel parameters in the /etc/system file.
Reboot the system to a multiuser state (run level 3 with NFS resources shared)
Perform file system maintenance, such as backing up or restoring system data.
Press Control-D from a single-user state (run level S) to bring the system back to a multiuser state (run level 3)
Repair a system configuration file such as /etc/system.
Interactive boot
Add or remove hardware from the system.
Reconfiguration boot (turn on system power after adding or removing devices, if devices are not hot-pluggable)
Recover from a hung system and force a crash dump.
Recovery boot
Boot the system by using the kernel debugger (kmdb) to track down a system problem.
Booting kmdb