Table 2-3 Diagnostic Tool Selection
Diagnostic
Tool
Type What It Does Accessibility Remote
Capability
Oracle ILOM
Oracle ILOM
Documentation
SP firmware
Oracle Integrated
Lights Out Manager
(ILOM) management
software
Oracle ILOM event
Log. Monitors
environmental
condition and
component
functionality
sensors, generates
alerts, performs
fault isolation, and
provides remote
access.
Can function in either Standby
power mode or Main power
mode and is not OS dependent.
Local Oracle ILOM command-
line access using a serial
connection
Support for Ethernet access to
the SP through a dedicated
management port (NET MGT)
and optionally through the host
NET0 Ethernet port (sideband
management)
Remote and
local access.
IPMI 2.0-
compliant
remote
management
capabilities
Support for
remote KVMS
(keyboard,
video, mouse,
and storage)
over IP
Hardware-based
LED indicators
Server Status
Indicator LEDs
System indicators and
sensors
Hardware and SP
firmware
Indicates status of
overall system and
particular
components.
Available when system power is
available.
Local, but
sensor and
indicators are
accessible from
Oracle ILOM
web interface or
command-line
interface (CLI).
Power-On Self-
Test (POST)
Oracle x86
Servers
Administration,
Diagnostics, and
Applications
Documentation
Host firmware Tests core
components of
system: CPUs,
memory, and
motherboard I/O
bridge integrated
circuits.
Runs on startup. Available when
the operating system is not
running.
Local, but can
be accessed
through Oracle
ILOM Remote
System
Console Plus.
UEFI
Diagnostics
Oracle x86
Servers
Diagnostics and
Troubleshooting
Guide
SP firmware Tests and detects
problems on all
processors,
memory, disk
drives, and network
ports.
Use either the Oracle ILOM web
interface or the command-line
interface (CLI) to run UEFI
diagnostics.
Remote access
through Oracle
ILOM Remote
System
Console Plus.
Oracle ILOM
SP/Diag shell
Oracle x86
Servers
Diagnostics and
Troubleshooting
Guide
SP firmware Allows you to run
HWdiag
commands to
check the status of
a system and its
components, and
access HWdiag
logs.
Can function on Standby power
and when operating system is
not running.
Local, but
remote serial
access is
possible if the
SP serial port is
connected to a
network-
accessible
terminal server.
Oracle Linux
commands
Operating system
software
Displays system
information.
Requires operating system. Local, and over
network.
Chapter 2
Diagnosing Server Component Hardware Faults
2-9
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