Index

Symbols

/etc/syslogd.conf file, 1

/var/adm/messages file

error logging, 1

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting with operating system responding, 1

A

Activity LED (disk drive), 1

address

bitwalk (POST diagnostic), 1

of I²C devices (table), 1

ALOM (Advanced Lights Out Manager)

See also See also system controller

accessing system console, 1

cable fault isolation and, 1

email notification and, 1

guided tour of, 1

isolation of SCC faults and, 1

system monitoring with, 1, 2

use in troubleshooting, 1

warning thresholds reported by, 1, 2

ALOM boot log

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting booting problems, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

ALOM event log

use in troubleshooting, 1

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting booting problems, 1

use in troubleshooting with operating system responding, 1

ALOM run log

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting booting problems, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

auto-boot? variable

setting for OpenBoot Diagnostics, 1

use in troubleshooting booting problems, 1

Automatic System Recovery (ASR)

enabling, OpenBoot configuration variables for, 1

ensuring reliability, 1

use in troubleshooting, 1

B

banks, memory

physical and logical, 1

POST reference, 1

Big Admin

troubleshooting resource, 1

Web site, 1

boot process, summary of stages, 1

Boot PROM

function of, 1

illustration of, 1

boot-device variable, use in troubleshooting booting problems, 1

bootmode diag command (system controller), 1

bounds file, 1

built-in self-test (BIST)

IEEE 1275-compatible, 1, 2, 3

test-args variable and, 1

bus repeater circuit, 1

C

cables

connector board power, 1

DVD-ROM drive, 1

isolating faults in, 1, 2

SCSI data, 1

system configuration card reader, 1

system control keyswitch, 1

clock speed (CPU), 1

connector board power cable, isolating faults in, 1

console command (system controller), 1

consolehistory boot -v command (system controller)

use in troubleshooting, 1

use in troubleshooting booting problems, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

consolehistory run -v command (system controller)

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting booting problems, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

core dump

enabling for troubleshooting, 1

testing, 1

use in troubleshooting, 1

CPU (central processing unit)

displaying information about, 1

master, 1, 2

numbering of processor modules, 1

D

data bitwalk (POST diagnostic), 1

device paths, hardware, 1, 2

device tree

defined, 1

Solaris, displaying, 1

df -k command (Solaris), 1

diag-device variable, use in troubleshooting booting problems, 1

diag-level variable

setting, 1

setting for OpenBoot Diagnostics testing, 1

use in troubleshooting hanging system, 1

diagnostic tests

availability of during boot process (table), 1

bypassing, 1

bypassing temporarily, 1, 2

enabling, 1

terms in output (table), 1

diagnostic tools

informal, 1

summary of (table), 1

tasks performed with, 1

diagnostics mode

how to put server in, 1

purpose of, 1

diag-script variable, 1

diag-switch? variable

setting, 1

use in troubleshooting hanging systems, 1

disk drive LEDs, isolating faults with, 1

dumpadm command (Solaris), 1

dumpadm -s command (Solaris), 1

DVD-ROM drive cable, isolating faults in, 1

DVD-ROM LED, isolating faults with, 1

E

error logging, 1

error messages

OpenBoot Diagnostics, interpreting, 1

POST, interpreting, 1

error states, 1, 2

error-reset-recovery variable, setting for troubleshooting, 1

exercising the system

with SunVTS, 1, 2

externally initiated reset (XIR)

use in troubleshooting, 1

use in troubleshooting hanging system, 1

F

Fatal Reset errors

responding to, 1

troubleshooting, 1

fault isolation

procedures for, 1

tools according to FRU (table), 1

using OpenBoot Diagnostics tests, 1, 2

using POST, 1, 2

using system LEDs, 1

firmware

See also See also OpenBoot firmware

corruption of, 1

system (drawing of), 1

firmware patch management, 1

FRU (field-replaceable unit)

boundaries between, 1

covered by different diagnostic tools (table), 1, 2

data stored in SEEPROM, 1

hardware revision level, 1

hierarchical list of, 1

manufacturer, 1

not isolated by fault isolating tools (table), 1

not isolated by system exercising tools (table), 1

part number, 1

POST and, 1

H

"hangs," system, 1

hardware device paths, 1, 2

hardware revision, displaying with showrev, 1

hardware watchdog mechanism, use in troubleshooting, 1

hardware, troubleshooting, 1

I

I²C device addresses (table), 1

IDE bus, 1

IEEE 1275-compatible built-in self-test, 1, 2, 3

informal diagnostic tools, 1

See also See also LEDs

input-device variable, 1

intermittent problem, 1, 2

interpreting error messages

I²C tests, 1

OpenBoot Diagnostics tests, 1

POST, 1

iostat -E command (Solaris)

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

iostat -xtc command (Solaris)

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

isolating faults

tools according to FRU (table), 1

using OpenBoot Diagnostics tests, 1, 2

using POST, 1, 2

J

"J" numbers, 1, 2

K

keyswitch position, 1, 2

L

LEDs

Activity (disk drive), 1

isolating faults with, 1

Locator (system), 1, 2

OK-to-Remove

disk drive, 1

power supply, 1

Power OK (power supply), 1

Power/Activity (DVD-ROM drive), 1

Service Required

disk drive, 1

power supply, 1

system, 1

Standby Available (power supply), 1

System Activity (system), 1

use in troubleshooting, 1

Locator LED (system), 1, 2

log files, 1

M

master CPU, 1, 2

memory banks

physical and logical, 1

POST reference, 1

memory initialization, 1

monitoring the system

email notification and, 1, 2

with OpenBoot commands, 1, 2

with Solaris commands, 1, 2

with the ALOM system controller, 1, 2

O

obdiag-trigger variable

setting, 1

use in troubleshooting hanging system, 1

OK-to-Remove LED

disk drive, 1

power supply, 1

OpenBoot commands

printenv, 1, 2

probe-ide, 1

probe-scsi and probe-scsi-all, 1

show-devs, 1

show-post-results, 1

OpenBoot configuration variables

auto-boot?, 1

diag-level, 1

diag-script, 1

diag-switch?, 1

displaying with printenv, 1

enabling ASR, 1

input-device, 1

obdiag-trigger, 1

output-device, 1

post-trigger, 1

purpose of, 1, 2

table of, 1

OpenBoot Diagnostics messages, 1

OpenBoot Diagnostics tests

controlling, 1

described, 1

descriptions of (table), 1

error messages, interpreting, 1

hardware device paths in, 1

interactive menu, 1

purpose and coverage of, 1

running from the ok prompt, 1

test command, 1

test-all command, 1

triggering when to run, 1

OpenBoot firmware, 1, 2, 3, 4

OpenBoot PROM initialization, 1

operating system panic, 1

output-device variable, 1

overtemperature condition, determining with prtdiag, 1

P

panic, 1, 2

patch management

firmware, 1

software, 1

patches

determining with showrev, 1

installed, 1

ping command (Solaris), 1, 2

pkgadd utility, 1

pkginfo command (Solaris), 1

POST (power-on self-test)

boot messages, 1

controlling, 1

criteria for passing, 1

decoding terms from, 1

defined, 1

error messages, interpreting, 1

fault isolation beyond FRU level, 1

how to run, 1

limitations of message display, 1

master CPU and, 1

persistent problems and, 1

purpose of, 1

repair depot and, 1

triggering when to run, 1

post-trigger variable

setting, 1

use in troubleshooting hanging system, 1

Power OK LED (power supply), 1

power supply LEDs, isolating faults with, 1

Power/Activity LED (DVD-ROM drive), 1

poweroff command (system controller), 1

poweron command (system controller), 1

printenv command (OpenBoot)

described, 1

use in troubleshooting hanging system, 1

probe-ide command (OpenBoot), 1

probe-scsi and probe-scsi-all commands (OpenBoot), 1

processor speed, displaying, 1

prtconf command (Solaris), 1

prtdiag -v command (Solaris)

defined, 1

use in troubleshooting, 1

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

use in troubleshooting with operating system responding, 1

prtfru command (Solaris), 1

ps -ef command (Solaris)

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting Fatal Reset errors and RED State Exceptions, 1

use in troubleshooting hanging system, 1

psrinfo command (Solaris), 1

R

raidctl command (Solaris), use in troubleshooting after an unexpected reboot, 1

reboot, 1, 2

RED State Exceptions

responding to, 1

troubleshooting, 1

repair depot, 1, 2

reset events, kinds of, 1

revision, hardware and software, displaying with showrev, 1

S

savecore directory, 1

SCC reader cable, See system configuration card reader cable

SCC reader, See system configuration card reader

SCC, See system configuration card

SCSI data cable, isolating faults in, 1

SCSI devices, diagnosing problems in, 1

SEAM (Sun Enterprise Authentication Mechanism), 1

Service Required LED

disk drive, 1

power supply, 1

system, 1

show-devs command (OpenBoot), 1

showenvironment command (system controller)

monitoring the server, 1

use in troubleshooting with operating system responding, 1

showenvironment command (system controller) displaying environmental data, 1

showfru command (system controller), 1

showlogs command (system controller)

use in system monitoring, 1

use in troubleshooting, 1

use in troubleshooting after an unexpected reboot, 1

use in troubleshooting booting problems, 1

use in troubleshooting with operating system responding, 1

show-obdiag-results command, use in troubleshooting, 1

showplatform command (system controller), 1, 2

show-post-results command (OpenBoot), use in troubleshooting, 1

showrev command (Solaris), 1

showusers command (system controller), 1, 2

software patch management, 1

software revision, displaying with showrev, 1

Solaris commands

df -k, 1

dumpadm, 1

dumpadm -s, 1

iostat -E, 1, 2

iostat -xtc, 1, 2

ping, 1

pkginfo, 1

prtconf, 1

prtdiag -v, 1, 2, 3, 4

prtfru, 1

ps -ef, 1, 2, 3

psrinfo, 1

raidctl, 1

showrev, 1

swap -l, 1

sync, 1

SRS Net Connect, 1

stages of boot process, 1

Standby Available LED (power supply), 1

standby power, 1, 2

stress testing

See also See also exercising the system

Sun VTS, use in, 1

Sun Enterprise Authentication Mechanism (SEAM), 1

Sun Explorer Data Collector, 1

Sun Install Check tool, 1

Sun Remote Services Net Connect, 1

SunSolve Online

troubleshooting resources, 1

web site, 1

SunVTS

checking if installed, 1

exercising the system with, 1, 2

guided tour of, 1

stress testing with, 1

swap device, saving core dump, 1

swap -l command (Solaris), 1

swap space, calculating, 1

sync command (Solaris)

testing core dump setup, 1

use in troubleshooting hanging system, 1

System Activity LED (system), 1

system banner display, 1

system configuration card reader cable, isolating faults in, 1

system console

logging error messages, 1

messages, 1

system control keyswitch cable, isolating faults in, 1

system control keyswitch, changing positions in troubleshooting, 1

system controller

See also See also ALOM

introduced, 1

SCSI backplane and, 1

skipping diagnostic tests and, 1

system controller commands

See also See also ALOM

bootmode diag, 1

console, 1

consolehistory boot -v, 1, 2, 3, 4

consolehistory run -v, 1, 2, 3

escape sequence (#.), 1

poweroff, 1

poweron, 1

showenvironment, 1, 2, 3

showfru, 1

showlogs, 1

showplatform, 1, 2

showusers, 1, 2

system "hangs", 1

system LEDs, isolating faults with, 1

system memory

determining amount of, 1

identifying modules, 1

T

target number (probe-scsi), 1

terms, in diagnostic output (table), 1

test command (OpenBoot Diagnostics tests), 1

test-all command (OpenBoot Diagnostics tests), 1

test-args variable, 1

test-args variable, keywords for (table), 1

thresholds, warning reported by ALOM, 1, 2

tree, device

defined, 1

troubleshooting

booting problem, 1

error information, 1

error logging, 1

Fatal Reset errors, 1

hanging system, 1

RED State Exceptions, 1

systematic approach, 1

unexpected reboot, 1

using configuration variables for, 1

with the operating system responding, 1

troubleshooting tasks, 1

U

unit number (probe-scsi), 1

Universal Serial Bus (USB) devices, running OpenBoot Diagnostics self-tests on, 1

W

warning thresholds reported by ALOM, 1, 2