ŸFollow-up to a Failed Boot Attempt

The Service Processor will initiate a power-on sequence upon detection o failed boot attempt.

Service Processor Reboot/Restart Recovery

Reboot

describes

bringing

the

system hardware back

up from scratch,

for

from a system reset or power

on. The boot process

ends when control

pas

operating system

process.

 

 

 

 

Restart describes activating the operating system after the system hardwa ized. Restart must follow a successful reboot.

Failure During Boot

Process:

During the boot process, either initially after

system power-on

or upon

reboot after a system failure, the Service Proce

monitors the boot progress (via surveillance). If progress stops, the Servi

Processor

can

reinitiate

the

boot process (reboot) if enabled to do so.

Processor

can

re-attempt

this

process according to an entry on the Reboo

Policy Setup

Menu.

 

 

Failure

During

Normal System

Operation:

When the boot process completes

and control transferers to the

operating system (OS), the Service Processor

monitor operating system activity

(see

the SERVICE PROCESSOR

SETUP MENU

item

Set

Surveillance

Parameters).

If OS

activity stops, the

Service Process

initiate a reboot/restart process based on the settings in the Service Reboot/Restart Policy Setup Menu and the OS automatic restart settings (se documentation).

If

the operating system

is AIX, the menu item under SMIT

for

setting

th

policy is

Automatically Reboot After Crash (True/False), and

the

default

is

When

the

setting is True, and if the SP parameter, Use

OS-Defined Resta

Yes

(the

default), the

Service Processor takes over for

AIX

to reboot/

Check

Stop

or Surveillance

failure.

 

 

 

Service Processor Reboot/Restart Policy Controls:The operating system's

automatic restart policy (see operating system documentation) indicates the

response

to

a system crash. The

SP can

be

instructed to refer to that

by the

Use

OS-Defined Restart

Policy

menu

item.

If the operating system has no automatic restart policy, or if it is d Service Processor restart policy can be controlled from the Service Proces by using the Enable Supplemental Restart Policy selection.

3-26RS/6000 Enterprise Server Model H Series User's Guide

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IBM RS/6000 manual Service Processor Reboot/Restart Recovery, Operation
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