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Local machine and Operating System Information

kernel topics, uname, boot, shutdown, et al
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Articles: Showing

On-Line Monitoring: A Tutorial ( Beth A. Schroeder ; IEEE Computer Magazine 1995-06)

- On-line monitoring can complement formal techniques to increase application dependability. This tutorial outlines the concepts and identifies the activities that comprise event-based monitoring, describing several representative monitoring systems.


Questions and Answers: Showing

Unix Programming FAQ System Information []

At Unix Programming FAQ

Unix SAR? [2002/05/06]

At Ask Slashdot

Measuring Usage of Distributed Resources? [2002/03/26]

At Ask Slashdot

Worldwide Performance/Usage Monitoring Software? [ 1999/08/21]

At Ask Slashdot

Performance Monitoring for Linux [ 1999/06/14]

At Ask Slashdot

How Powerful is Your Computer? [ 1999/02/18]

At Ask Slashdot

Questions and Answers

Others not displayed here
Full List


Applications and Utilities: Showing

hostname(1) - set or print name of current host system {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD

machine(1) - print machine type {oss}

Man pages: NetBSD
Source code: OpenBSD

pagesize(1) - print system page size {oss}

Man pages: FreeBSD Solaris NetBSD
Source code: OpenBSD FreeBSD

systat(1) - display system statistics on a crt {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

uname(1) - Print operating system name {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD
[IEEE Std1003.2-1992 (``POSIX.2'')]

uptime(1) - show how long system has been running {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD

users(1) - list current users {oss}

Man pages: FreeBSD RedHat NetBSD
Source code: OpenBSD FreeBSD

w(1) - display users who are logged on and what they are doing {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD

who(1) - display who is logged in {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD
[IEEE Std1003.2-1992 (``POSIX.2'')]

arch(1) - print architecture type {oss}

Man pages: RedHat
Source code: OpenBSD

iostat(8) - report I/O statistics {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

modstat(8) - display status of loaded kernel modules {oss}

Man pages: NetBSD
Source code: OpenBSD FreeBSD

ldconfig(8) - configure the shared library cache {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

modload(8) - load a kernel module {oss}

Man pages: NetBSD
Source code: OpenBSD FreeBSD

modunload(8) - unload a kernel module {oss}

Man pages: NetBSD
Source code: OpenBSD FreeBSD

mopd(8) - MOP Loader Daemon {oss}

Man pages: NetBSD
Source code: OpenBSD

kvm_mkdb(8) - create kernel database {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

pstat(8) - display system data structures {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

rstatd rpc.rstatd(8) - kernel statistics server {oss}

Man pages: FreeBSD NetBSD

rwhod(8) - system status server {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

savecore(8) - save a core dump of the operating system {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

sysctl(8) - get or set kernel state {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

swapon(8) - specify additional device for paging and swapping {oss}

Man pages: FreeBSD
Source code: OpenBSD FreeBSD

apm(8) - Advanced Power Management control program {oss}

Man pages: FreeBSD
Source code: OpenBSD FreeBSD
apmd(8) - Advanced Power Management monitor daemon
APMD - Set of tools for managing notebook power consumption

QOS - QOS is a monitoring system. It can monitor Cpu, Disk, Memory, etc. on a large number of hosts. It can also monitor web, DNS, and other network services. It logs a lot of information about the entities it monitors. It's a distributed system, but it's c {oss}

At Sourceforge ( Production/Stable)

ESM - ESM (Extensible System Monitor) is a daemon that lets you tie together plugins to monitor and report on your system. The plugins communicate with ESM via standard input and standard output and can be easilly written in any language. {(L)GPL}

At Sourceforge ( Production/Stable)

Xlogmaster - is an X11 program that does comfortable and fast monitoring of all logfiles and every device that allows its status being read by cat (like the /proc devices). {GPL,GNU}

At GNU project
xlogmaster-1.6.0 - Quick & easy monitoring of logfiles and devices (At FreeBSD Ports)

lmmon-0.65 - Display information gathered from MB power management controller

At FreeBSD Ports

yawho-1.2 - Simple 'w'-like program; displays connection type and login shell PID

At FreeBSD Ports

wmcube-0.98 - Window Maker dockapp that displays cpu load and a realtime 3d object

At FreeBSD Ports

whowatch-1.4 - Displays information in real time about users currently logged on

At FreeBSD Ports
whowatch-1.4.tgz - interactive utility that displays info about online users (At OpenBSD 2.8_packages i386)
whowatch-1.4.tgz - interactive utility that displays info about online users (At OpenBSD 2.8_packages sparc)
interactive who-like program displaying real-time user information (At NetBSD packages collection)

healthd-0.6.7 - A daemon to monitor vital motherboard parameters

At FreeBSD Ports

nut-0.45.3 - Network UPS Tools

At FreeBSD Ports
ups-nut-0.44.3pre5 (At NetBSD packages collection)
nut-4.0 - record what you eat and analyze your meals (At NetBSD packages collection)

gupsc-0.3.1 - A free Gnome client for the Network UPS Tools

At FreeBSD Ports

consolehm-1.31_1 - Console based hardware monitor for FreeBSD

At FreeBSD Ports

battstat-applet-2.0.4 - A laptop battery monitor utility for the GNOME panel

At FreeBSD Ports

wmfire-0.0.3.9 - Window Maker dock app showing load average as a flame

At FreeBSD Ports
wmfire-0.0.3.8 - Displays generated fire according to system load (At NetBSD packages collection)

wmhm-1.46 - WindowMaker dockable hardware monitor for FreeBSD

At FreeBSD Ports

xbatt-1.2.1 - Laptop battery status display for X11

At FreeBSD Ports
xbatt-1.2.1.tgz (At OpenBSD 2.8_packages i386)
xbatt-1.2.tgz (At OpenBSD 2.7_packages i386)
asapm-2.9 (At NetBSD packages collection)
xbatt-1.3pr1 - Displays battery status of your notebook via APM (At NetBSD packages collection)

xbattbar-1.4.2_2 - Simple battery meter

At FreeBSD Ports
xbattbar-1.4.1 - X11 battery graph for laptops (At NetBSD packages collection)

xsysstats-1.34 - A system information display tool

At FreeBSD Ports

yaunc-0.06_1 - Yet Another uptimes.net client

At FreeBSD Ports

gkrellm-1.2.11 - A GTK based system monitor

At FreeBSD Ports
gkrellm-1.0.7 - GTK based system monitor (At NetBSD packages collection)

sntop-1.4.2 - Monitor status of network nodes using fping

At FreeBSD Ports

asmon-0.60 - A swallowable applet monitors the CPU usage, memory and swap, etc

At FreeBSD Ports

nsc-0.51 - Netsaint Console monitor

At FreeBSD Ports

wmcpuload-0.9.0 - An "lcd" dockapp for windowmaker, which displays the current cpuload

At FreeBSD Ports

ruby-libgtop-0.1.0 - A Ruby interface to libgtop

At FreeBSD Ports

perf-1.5 - Xview-based system monitoring tool

At FreeBSD Ports

ttyload-0.4.4 - Give a color-coded graph of load averages over time

At FreeBSD Ports

wmmemmon-0.7.0 - Mem/Swap monitoring dockapp for WindowMaker

At FreeBSD Ports

icukrell-0.1.3 - GKrellM plugin which shows status of gnomeICU

At FreeBSD Ports

cpuid-3.3 - CPU identification utility

At FreeBSD Ports

xmotd-1.16 - A message-of-the-day browser for X11 and dumb-terminals

At FreeBSD Ports

bubblemon-dockapp-1.40 - X eye candy for displaying CPU and memory load in a dock

At FreeBSD Ports

apcupsd-3.8.5_1 - A daemon for controlling APC UPS

At FreeBSD Ports

asapm-2.9 - Laptop battery status display for X11

At FreeBSD Ports

audit-1.0 - Tools for remote and centralized audit data collection

At FreeBSD Ports

bbapm-0.0.1 - APM monitor for the Blackbox slit

At FreeBSD Ports

bsdsar-0.10 - System Activity Reporter for FreeBSD

At FreeBSD Ports

gkrellflynn-0.4 - Flynn is a tiny system load meter for gkrellm

At FreeBSD Ports

p5-Term-ProgressBar-1.0 - Perl extension to display a progress bar

At FreeBSD Ports

slmon-0.5.9_1 - S-Lang System Monitor

At FreeBSD Ports

wmfstatus-0.4 - General purpose LCD display for the WindowMaker dock

At FreeBSD Ports

wmlongrun-0.2.0 - A dockapp to monitor the LongRun(tm) status on Crusoe

At FreeBSD Ports

wmzazof-0.3 - A simple dockapp that displays the uptime, free and used memory

At FreeBSD Ports

x86info-1.8 - Utility to display information about the systems x86 processor(s)

At FreeBSD Ports

xmbmon-107p1 - X/tty motherboard monitor for LM78/79, W8378x, AS99127F and VT82C686

At FreeBSD Ports

bkpupsd-1.0a - A simple UPS daemon for APC BK Pro(TM)

At FreeBSD Ports
bkpupsd-2.0.3 - simple UPS daemon for BK-Pro, BK series and FREQUPS F series (At NetBSD packages collection)

gtop-1.0.13 - GNOME system moniter program

At FreeBSD Ports
GNOME system monitor - top like, memory graphs, process viewer (At NetBSD packages collection)

libretto-config-1.0.b5 - Libretto BIOS Setting Program

At FreeBSD Ports
libretto-config-1.0b5.tgz (At OpenBSD 2.8_packages i386)

upsd-2.0.1.6_1 - APC Smart UPS Monitoring Daemon

At FreeBSD Ports

upsmon-2.1.3 - Basic UPS monitor for the APC SmartUPS devices.

At FreeBSD Ports

daemontools-0.76_2 - Service monitoring and logging utilities by djb

At FreeBSD Ports
daemontools-0.53 (At FreeBSD Ports)
daemontools-0.70.tgz - collection of tools for managing UNIX services (At OpenBSD 2.7_packages i386)
daemontools-0.70.tgz - collection of tools for managing UNIX services (At OpenBSD 2.8_packages i386)
daemontools-0.70.tgz - collection of tools for managing UNIX services (At OpenBSD 2.7_packages sparc)
daemontools-0.70.tgz - collection of tools for managing UNIX services (At OpenBSD 2.8_packages sparc)
daemontools-0.70 (At NetBSD packages collection)

wmavgload-0.7.0 - Another WindowMaker load gauge

At FreeBSD Ports
ftp://ftp.netbsd.org/pub/NetBSD/packages/pkgsrc/x11/wmavgload/README.html (At NetBSD packages collection)

wmmon-1.0b2 - WindowMaker dockable system load/performance monitor.

At FreeBSD Ports

xcpustate-2.5 - System monitoring utility graphicaly showing cpu load and status. [X]

At FreeBSD Ports

xperfmon++-2.0 - A graphical X11 system performance monitor

At FreeBSD Ports
xperfmon++-3.1 - Xperfmon++ : A graphical X11 system performance monitor (At FreeBSD Ports)

xsysinfo-1.4a - A system information display tool. [X]

At FreeBSD Ports

watcher - Watcher system monitor program {oss}

At comp.sources.unix at UUNET

top_s375 - Top users display, 2.1 with Symmetric changes {oss}

At comp.sources.unix at UUNET

sysinfo-2.1.2 - Show system information, V2.1.2, {oss}

At comp.sources.unix at UUNET
sysinfo-3.5.1 - displays system hardware and software information and configuration (At NetBSD packages collection)
sysinfo-1.0sysinfo - Show system information (At comp.sources.unix at UUNET)

fuser - Who's using that file? (For Unix-PC) {oss}

At comp.sources.unix at UUNET

ofiles.new - REVISED ofiles, doesn't need Sun source {oss}

At comp.sources.unix at UUNET

untamo2 - Log out idle users {oss}

At comp.sources.unix at UUNET
untamo3untamo - Log out idle users (untamo revised) (At comp.sources.unix at UUNET)
untamo - Untamo, another idle daemon (At comp.sources.unix at UUNET)

idledaemon - Yet another idle login checker (BSD 4.2 only) {oss}

At comp.sources.unix at UUNET

fido - Watchdog for users and machines {oss}

At comp.sources.unix at UUNET
a new watchdog for users and machines (At comp.sources.unix at UUNET)

utmp - utility to repair broken /etc/utmp files {oss}

At comp.sources.unix at UUNET

idled-1.00 - idle (et al) session detector/sanctioner, V1.00, {oss}

At comp.sources.unix at UUNET

lsof - a successor to fstat and ofiles {oss}

At comp.sources.unix at UUNET

lumberjack - Logfile monitor tool for Suns {oss}

At comp.sources.unix at UUNET

ttyuse - Creates a Summary of daily Terminal usage {oss}

At comp.sources.unix at UUNET

top2 - Top users display for 4.2BSD, Version 2.0 {oss}

At comp.sources.unix at UUNET
top-3.2top - a top process display, version 3.2, (At comp.sources.unix at UUNET)

pages - Page accounting aide for SysVrel3.1 {oss}

At comp.sources.unix at UUNET

perfmon - line- and screen-oriented interface to rstatd(8) {oss}

At comp.sources.unix at UUNET

idle.users - A simple BSD idle-users daemon {oss}

At comp.sources.unix at UUNET

ofiles.pch - patch to ofiles -- v18i057 {oss}

At comp.sources.unix at UUNET

load - Routines to check the load average {oss}

At comp.sources.unix at UUNET

cputt-2.3 - cpu status monitor for sunos, V2.3 {oss}

At comp.sources.unix at UUNET
cputt - monitor top ten (by cpu time) processes on SunOS (At comp.sources.unix at UUNET)

ofiles - Find who has files open on BSD, Sun, etc. {oss}

At comp.sources.unix at UUNET
ofiles2ofiles - a portable version of ofiles (show list of open files) (At comp.sources.unix at UUNET)

fstat2 - Show file/open status {oss}

At comp.sources.unix at UUNET

getnfswd-1.12 - a replacement for the getwd(2) system call, V1.12, {oss}

At comp.sources.unix at UUNET

nwho - enhanced "who" program {oss}

At comp.sources.unix at ISC
Enchanced "who" program (uses termcap) (At comp.sources.unix at UUNET)

swho - screen based who (curses, continuous update) {oss}

At comp.sources.unix at ISC
Screen based who (uses curses - continuous update) (At comp.sources.unix at UUNET)

budpak - Utilities to monitor usage on system {oss}

At comp.sources.unix
ftp://ftp.uu.net/usenet/comp.sources.unix/volume13/ (At comp.sources.unix at UUNET)

LCDproc - Displays system statistics on an external LCD display {GPL}

kmemmon - A KDE panel memory monitor {x,GPL}

(Info at freshmeat)

KTimeMon - Yet another system usage monitor for KDE, with nifty features. {x,GPL}

(Info at freshmeat)

LinuxInfo - Gives system information about your Linux system {GPL}

(Info at freshmeat)

check-ps - Reports or kills processes 'hidden' from the system administrator {GPL}

(Info at freshmeat)

loadwatch - Allows a single child process to run only when the load is within certain bounds {GPL}

(Info at freshmeat)

Nannie - System file watcher and notification program {GPL}

(Info at freshmeat)

procps - A package of utilities which report on the state of the system {GPL}

(Info at freshmeat)

Spong - Simple System/Network Monitoring {GPL}

lm_sensors - LM78 and LM75 drivers {GPL}

(Info at freshmeat)

up - Replacement program for uptime. {GPL}

(Info at freshmeat)

WMUpTime - Uptime-dockapp for Window Maker/Afterstep {x,GPL}

(Info at freshmeat)

wmapm - Small dock-app that shows continually-updated APMstatistics {x,GPL}

wmapm-3.1 - Laptop battery status display for WindowMaker (At FreeBSD Ports)
(Info at freshmeat)

xapmload - APM battery charge display grapher for xwindows {x,GPL}

(Info at freshmeat)

qps - Displays processes in an X11 window {x,GPL}

(Info at freshmeat)

xps - X/Motif dynamic display the Unix processes tree/forest {x,GPL}

xps-3.14 - displays the Unix process list as a hierarchical tree (At NetBSD packages collection)
(Info at freshmeat)

Loadmeter - System monitoring app for X11 that displays stats and info {x,GPL}

(Info at freshmeat)

tkAbout - Summarizes CPU, memory, and disk data in a nice GUI window {x,GPL}

(Info at freshmeat)

TkWho - Graphical frontend to the Unix who, ps, and finger commands. {x,GPL}

(Info at freshmeat)

WMCpu - CPU/System stats monitor {x,GPL}

(Info at freshmeat)

WMLmMon - Lm78/75 monitor applet for WindowMaker {x,GPL}

wmlmmon-0.60 - WM dock app to display info from MB power management controllers (At FreeBSD Ports)
(Info at freshmeat)

wmbattery - APM status dock app {x,GPL}

wmbattery-1.21 - Window Maker dockapp that displays info about your battery (At FreeBSD Ports)
(Info at freshmeat)

WMSysMon - System monitor dock app for WindowMaker/AfterStep {x,GPL}

(Info at freshmeat)

mpstat - Helps monitoring SMP machines {LGPL}

(Info at freshmeat)

backupsd - APC Back-UPS shutdown software for NetBSD {BSL}

(Info at freshmeat)

gogmagog - Lightweight, robust, UNIX systems integrity monitor {PD}

(Info at freshmeat)

procinfo - A package to allow you to get useful information from /proc.

(Info at freshmeat)

hifs {unknown}

(Info at freshmeat)

SuperHifs {unknown}

(Info at freshmeat)

top - A Top-CPU usage display {unknown}

top-3.5b9 - The ubiquitous system monitoring utility (At NetBSD packages collection)
(Info at freshmeat)

treeps - X/Motif graphical process tree visualizer {freely distributable}

lsof - List open files {free to use but restricted}

lsof-4.63 - Lists information about open files (similar to fstat(1)) (At FreeBSD Ports)
lsof-4.51.1.tgz - list information about open files (At OpenBSD 2.8_packages i386)
lsof-4.51.1.tgz - list information about open files (At OpenBSD 2.8_packages vax)
lsof-4.51.1.tgz - list information about open files (At OpenBSD 2.8_packages sparc)
lsof-4.56 - Lists information about open files (At NetBSD packages collection)
(Info at freshmeat)

Gpulse - CPU monitor like Pulse from BeOS {x,Freeware}

(Info at freshmeat)

asapm - X11 application with AfterStep look for monitoring APM on laptops [X] {GPL}

gtkapm - Advanced X11 batterymonitor using prediction algorithm [X] {GPL}

wmlm78 - WindowMaker utility to display system monitor information from a lm78 chip [X] {GPL}

wmsensors - wmsensors draws graphs of data from your sensor chips [X] {GPL}

Xproc - GTK-based system information program [X] {GPL}

Applications and Utilities

Others not displayed here
Full List

Libraries and Components: Showing

clock_gettime clock_settime clock_getres (2) - get/set/calibrate date and time {oss}

Man pages: FreeBSD

getdtablesize (3) - get descriptor table size {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD

uname (3) - get system identification {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD
[IEEE Std1003.1-1988 (``POSIX'').]

getloadavg (3) - get system load averages {oss}

Man pages: FreeBSD Solaris NetBSD
Source code: OpenBSD FreeBSD

getpagesize (3) - get system page size {oss}

Man pages: FreeBSD Solaris NetBSD
Source code: OpenBSD FreeBSD

sysconf (3) - get configurable system variables {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD
[IEEE Std1003.1-1988 (``POSIX'').]

sysctl (3) - get or set system information {oss}

Man pages: FreeBSD NetBSD
Source code: OpenBSD FreeBSD

confstr (3) - get string-valued configurable variables {oss}

Man pages: FreeBSD RedHat Solaris NetBSD
Source code: OpenBSD FreeBSD
[IEEE Std1003.2-1992 (``POSIX.2'').]

fstat - Show all open files status {oss}

At comp.sources.unix at ISC

getnfswd - a replacement for the getwd(2) system call {oss}

At comp.sources.unix at ISC

LibGTop 0.100.0 - A library that fetches information about the running system such as cpu ... {x,GPL}

libgtop-1.0.13 - GNOME top library (At FreeBSD Ports)
libgtop-1.0.12 - library to retrieve system information, used in GNOME (At NetBSD packages collection)

Libraries and Functions

Others not displayed here
Full List

Related Subjects (default selections)

(The following links to subjects at this site retain your personalized selections.)

System Administration - Configuration, installing software, adding users, setting limits, system startup (boot) et al.

See also: Hardware Access - Gateway topic to hardware and real-time related processing routines.

See also: Remote System Information - Obtaining (or providing) system information like status, who is logged in, the local time, et al. Command - FAQs

Network related local information is covered under Communications

Program Environment Variables - Getting/ Setting program environment variables

Running Process Information - Getting information on running processes.

Process Limits - Permission and access restriction (files, resources, etc)

Up to Execution

(There may be additional related subject pages listed here)

External Categories

freshmeat.net : Topic : System : Power (UPS)

freshmeat.net : Topic : System : Networking : Monitoring : Hardware Watchdog

(Metalab at UNC) /pub/linux/system/status/ps/ - various types of ps commands

(Metalab at UNC) /pub/linux/system/status/xstatus/ - display information about your system

(Metalab at UNC) /pub/linux/system/status/ - tools for finding the status of your system

Personalized Selections
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X.
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Prog.Language:
C/C++.
Perl.
Java.
License:
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  BSD-like.
Open-source.
  GPL or LGPL.
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