ACPI Temperature Monitor
a Windowmaker dockapp to monitor temperature and Speedstep features of new ACPI-based systems
created to run an alert command, monitor the status of that command's output, and if it fails run a different (fallback) command. It has a very flexable configuration file that allows creation of "alert chains" - chains of alerts, each with their own alert command, fallback-command, and other advanced options
surveillance software for Linux and Unix systems. Its used to monitor your system, resolve local actions, and send alarms to a central point
Apache Mahout is a scalable machine learning library that supports large data sets.
BixData is a performance monitor and process viewer with critical notifications that supports Linux and Windows. A graphical console supports real-time dynamic graphs. The runtime clients are lightweight and easy to set up.
check_diskio is a simple Nagios plugin for monitoring disk I/O on Linux 2.4 and 2.6 systems.
check_hpasm is a plugin for Nagios which checks the hardware health of Hewlett-Packard Proliant servers.
check_mk is a new general purpose Nagios-plugin for retrieving data.
a suite of several perl programs designed to assist you with the everyday tasks of system administration. It monitors the system resources on a system and if one of the resources goes above the threshold, it will alert the sysadmin via e-mail and log it. It also will provide you with a weekly security summary report on your system
CN=Monitor is a directory server monitoring tool. The goal is to provide a general monitoring tool for Directory Servers It focuses on iPlanet-based (Red Hat/Fedora/Sun), OpenLDAP, and eDirectory servers.
cpipe is a totally unscientific approach to measure throughput. Cpipe copies its standard input to its standard output while measuring the time it takes to read an input buffer and write an output buffer. Statistics of average throughput and the total amount of bytes copied are printed to the standard error output.
downtimed is a program that monitors operating system downtime, uptime, shutdowns, and crashes and records any findings either to the system log or to a separately specified log file.
Dstat is a versatile replacement for vmstat, iostat, netstat and ifstat. Dstat overcomes some of their limitations and adds some extra features, more counters and flexibility. Dstat is handy for monitoring systems during performance tuning tests, benchmarks or troubleshooting. Dstat allows you to view all of your system resources instantly, you can eg. compare disk usage in combination with interrupts from your IDE controller, or compare the network bandwidth numbers directly with the disk throughput (in the same interval).
Builds graphs and stats based on temperature readings stored in MySQL from any temperature measurement interface (even web sources if desired). Can show closeups of particular intervals and sensors.
Eckbox is designed to aid in a specific type of security testing against a spying attack known as van Eck Phreaking or TEMPEST. It involves picking up radiation leaking from an electronic device, such as a monitor, and interpreting the signal to recreate the data contained in the device.
eXtented SErver Grapher
a server monitoring tool. Its output is written to an HTML file. xseg can check the services on both local and remote machines. xseg can also run user-defined shell commands and write the stdout of these commands to an output file
File Activity Viewer
opens a file and shows you the last lines (this is configurable) and then keeps waiting for changes in that file. It works like a graphical (with GUI) tail -f
designed to be run periodically from the root crontab. Each time, it compares a list of system files with the copies that it keeps. Any changes are reported in diff or patchfile style, and dated backup copies are kept
gauger is a lightweight performance recording and monitoring tool, aimed at detecting regressions (or sudden impovements) in any measurable metric.
Genmon is a simple monitoring system written in Perl, that can be configured to monitor services and output results as PNG images.
GFreqlet is a GNOME applet for Linux that not only monitors CPU frequency scaling, but also allows the end user to change the frequency or governor with just a click. It automatically detects which frequencies and governors your processor supports, so there is no configuration required.
Gizmo Daemon is a userspace utility that makes it easy to control applications, and devices based on input events.
a GKrellM plugin which monitors the CapsLock, NumLock and
ScrollLock keys and reports their current status via on screen LEDs
GKrellM giFT monitors your active giFT transfers and their progress. Each transfer is displayed in a panel showing the filename and the percentage of transmitted bytes.
GKrellMBUPS is a UPS monitoring plugin which can communicate with the Belkin Sentry Bulldon ups software or Network UPS Tools to display the status of a local or remote UPS in the GKrellM Window as a series of charts.
gkrellmGIMPS is a plugin for the GKrellM monitoring tool. It measures the progress of a client participating in the Great Internet Mersenne Prime Search (GIMPS).
GNOME ir Monitor
a GNOME applet for monitoring IrDA devices
Gnome UPS Monitor
Gnome UPS Monitor is a free Gnome client for the Network UPS Tools (nut-0.42.1) package released under the GNU GPL.
GNU-Monitor is a transactional monitor that allows client/server applications to be developed with minimal effort. It consists of transaction routing modules that ensure data integrity and recovery on abnormal termination.
GOmnilist was an open-source Gnome/GTK+ based event-list for Netcool Omnibus.
gprog is a basic GUI pipe meter that shows percentage completion as data moves through a Unix pipe
grifcat is a command-line utility to read input from a Griffin Powermate device. The powermate is a simple 1 axis knob with integrated button.
GroundWork Monitor Open Source is a complete IT monitoring software package. It bundles software like Nagios, Nmap, Sendpage, and MySQL in one package for monitoring a range of platforms and network devices.
gvacm monitors the chassis status of nodes connected to a VACM nexxus.
hphwraid is a simple and efficient Hobbit extension to monitor hardware raid on HP ProLiant servers such as the ProLiant DL, ML, or BL. It it written in bash, has been tested on Linux, and can be set up in less than 3 minutes. It auto-detects the number of RAID controllers on the machine and the number of plugged in hard drives.
i8krellm is a GKrellM plugin for the newer (around October 2001) Dell Inspiron and Latitude notebook computers that allow you to monitor your CPU temperature and control your fans.
inotail is a replacement for the 'tail' program found in the base installation of every Linux/Unix system. It makes use of the inotify infrastructure in recent versions of the Linux kernel to speed up tailing files in the follow mode (the '-f' option). Standard tail polls the file every second by default, while inotail listens to special events sent by the kernel through the inotify API to determine whether a file needs to be reread.
JMC Process Checker
offers a higher availability for your services on linux servers, by monitoring the process table and taking actions according to your preference
KBBTray is a KDE task bar tray applicaton that monitors a Big Brother page and shows its status.
KBoincSpy is a KDE monitor and control utility for the BOINC client. It displays a lot of useful information about the computation of work units, such as the percent of work done, and estimates of the completion time and credits granted. For some projects like SETI@home and ClimatePrediction.net, it also reports some interesting data about the content and significance of each work unit being analyzed.
Keypress is a program that enables it's user to monitor the usage of his computer. Keypress is intended as an overall worktime monitoring program, the user can follow his worktime on monthly basis. It creates reports of when the user started to use the computer and when he stopped using it.
a KDE 2 utility that monitors the progress of the SETI@home client, and displays all kinds of information about the work unit(s) being processed
Ksetiwatch is a monitoring tool for the SETI@home distributed computing project, which searches for signals of extraterrestrial life.
Perl scripts that allow you to display statistics from distributed.net client and/or personal proxy running on your PC via an LCDproc server and a supported LCD pane
LCDproc-Client for SETI@home
sends current status data of SETI@home to LCDd
creates several top-10 lists from the wtmp (usally in /var/log/) on your system
Monitoring & Control System (Moco) is a scaleable software system for monitoring and control of analog and digital I/O points. It is equally at home on a single computer or multiple computers networked world-wide.
generates dynamic html pages showing the current status of a group of servers with similar configuration. Alarms are generated in case of unavailability (smtp, network)
monit is a utility for monitoring daemons or similar programs running on a Unix system. It will start specified programs if they are not running and restart programs not responding. Read more
Moodss is a graphical monitoring application. It is modular so that the code accessing the monitored objects is completely separate from the application core. The core takes care of managing modules (loading and unloading), displaying modules data through sortable tables and diverse graphical viewers, handling user set threshold conditions with email alerts, recording and browsing data history from a database.
Mpiomon is a shell script that runs as a daemon and monitors all DM (device mapper) MPIO paths.
muddog is a simple utility that monitors and manages processes for high availability. It launches specified server application based on configuration and restore the process when it's aborted abnormally.
pretends to be an implementation of msyslog and swatch together. What it pretends to accomplish is put all together, to log events to a remote database (like msyslog) and to awake triggers (like swatch
PABX Monitoring System
a utility that monitors the Phillips IS1000 PABX system
Performance Co-Pilot Viewer
a 3D viewer of data gathered through the excellent "Performance Co-Pilot" library (http://oss.sgi.com/projects/pcp). You can see usage of CPU time, net devices, memory, hard drives, and virtually any data exported by the pcp library
perl-LCDd is a Perl module to create and alter displays using LCDd.
pf2mrtg is a packet filter to mrtg statistic generator which dosen't need SNMP.
Pipe Viewer is a terminal-based tool for monitoring the progress of data through a pipeline. It can be inserted into any normal pipeline between two processes to give a visual indication of how quickly data is passing through, how long it has taken, how near to completion it is, and an estimate of how long it will be until completion.
a command line utility that displays the speed and, if possible, progress, of data moving from its input to its output
plugmon is a basic system monitoring utility with minimal configuration requirements. Filesystems, kernel messages, and daemons are monitored from a standalone binary that only requires an email address as configuration.
pmudmon is a gnome-applet battery monitor for the apple ibook.
PQMM is an alarm monitoring system for TCP/IP-based networks. It consists of client part called "alarm", server part called "alarmsvr" and of several agents. All parts of the system works with one central registration database.
provides a easy to read interface for interacting with the procfs. Allows for fine tuning of Linux kernel parameters and system maintanaince
Process Change Detection System
Process Change Detection System is a script to monitor changes in processes.
procps is a package of utilities which report on the state of the system, including the states of running processes, amount of memory available and currently-logged-in users.
runs ps periodically and can match against process patterns trigger if some ps-property about them exists
a Perl script which can be run as a stand alone program or a fully functional background daemon, capable of logging to syslog with customisable email notification facilities
allows you to monitor an MGE Pulsar UPS to initiate a clean shutdown in case of a power outage. It also monitors the quality of the power line
pv - Pipe Viewer - is a terminal-based tool for monitoring the progress of data through a pipeline. It can be inserted into any normal pipeline between two processes to give a visual indication of how quickly data is passing through, how long it has taken, how near to completion it is, and an estimate of how long it will be until completion.
a GNOME monitor/manager for the popular MTA, Exim. It includes real-time status graphs and log updates, colored log browsing, hierarchial message lists, as well as a graphical interface to common message functions
pynag provides a Python tool for pragmatically handling configuration file maintenance and plugin development for Nagios.
QKtemp records temperature data from the Qkits.com VK011 temperature interface into an RRD database, allowing you to graph temperature over time easily. The VK011 is a serial-port powered module with room for four Dallas Semiconductor DS18S20 temperature sensors.
Qtsvc is a Qt based graphical control and monitoring program for the daemontools package. It provides the functionality of svc and svstatus from within a GUI.
RadeonTop lets you view your GPU utilization, both for the total activity percent and individual blocks.
radkill is a TCL program for cistron-radius unix systems that watches your ISP's lines use and when lines become full can disconnect a user based on the amount of time you set for them.
ranwhen is a Python script that graphically shows in the terminal when your system was running in the past. Useful both for personal work time analysis and server uptime monitoring.
reblock is a bit like dd, but it appears to work better when transferring data over a network, to a tape drive, in that it makes more of an effort to keep block sizes consistent.
redis-stat is a simple Redis monitoring tool written in Ruby.
a server monitoring tool easy to adapt and extend. Features include command line and web interfaces, flexible and easy APIs to build pluggable modules, storage in a database of monitored data, triggers and alerts, and much more
root-tail displays logfiles in different colours on your root-window.
Web Stats Server, Temp, UPS, Sensors, Speed network, Users, Memory
RRDutil is a tool to collect statistics from multiple servers, store the values in RRD databases (using RRDtool) and plot out pretty graphs on demand.
a command line based uptime indicator for multiple system uptime and availability
RUE is intended to be used as a general, local or remote, monitoring tool for any Java based server such as Tomcat, Tyrex, Enhydra, JBoss, JOnAS, etc.
SafetyNet is a lightweight script that makes sure critcal processes are running 24/7.
safte-monitor reads disk enclosure status information from SAF-TE capable enclosures (SCSI Accessible Fault Tolerant Enclosures). SAF-TE is common on many intelligent SCSI disk enclosures and some rackmount servers with SCSI hotswap drive bays. safte-monitor can monitor multiple SAF-TE devices and will automatically probe and detect them.
A real-time analysis tool for Snort data. It can easily be extended using plugins.
Scroller is a program to watch the output of some other program. For example, it can be used with apm to get current battery status.
SETI@home plugin for GKrellM
a SETI@home monitor plugin for GKrellM
Shell Intrusion Detection
aims at detecting unwanted shell commands on UNIX systems (Shell Intrusion Detection System).
Consists of a kernel part and a user part. The kernel part plugs into terminal processing subsystem and logs hashed terminal lines. The user part reads log entries (hashes), consults a list of allowed entries, and takes appropriate action upon unexpected log entries
SMART for Linux
Self-Monitoring Analysis and Reporting Technology System (S.M.A.R.T.) was developed to monitor and attempt to detect hard drive failures.
smem is a tool that can give numerous reports on memory usage on Linux systems. Unlike existing tools, smem can report proportional set size (PSS), which is a more meaningful representation of the amount of memory used by libraries and applications in a virtual memory system.
Snoop is a monitoring tool inspired by FreeBSD's 'watch'. It goes beyond simple TTY snooping by allowing the interception of any file descriptor. You can attach on the fly to regular files, TTYs, named pipes, character devices, and pretty much anything that is represented by a file descriptor and addressable in the standard name space.
designed to be a flexible client/server architecture for the gathering and displaying of statistics, primarily suited to monitoring servers. It's written in PHP and bash shell script, uses RRDtool for stats logging, and PostgreSQL for the server-side database
Stats Collector is a set of tools intended to get statistical values from remote nodes. This covers standard server metrics as well as any other numerical value which might be useful to know the state of the node.
statsd-c is a reimplementation of Etsy's famous/infamous "statsd" in C.
StatsDawg is a suite that has been designed to be easily usable as well as configurable. It monitors various aspects of a Linux system such as CPU usage, load average, memory usage, etc. using RRDTool and PHP.
statsnet is a small set of scripts that will generate graphical statistics for a specific device. The statistics contain among other things, transmitted/received packets as well as bytes.
STOR2RRD creates historical utilization graphs of monitored storages. It retrieves performance data via the storage API.
StormSiren is a personal severe weather monitoring tool that communicates information from National Weather Service issued bulletins on potential and imminent hazardous weather. The program is designed to run via a scheduling program (such as cron or the windows task scheduler) and scan the NWS Interactive Weather Information Network for watches and warnings affecting user specified locations.
SysCON is a utility to monitor your GNU/Linux server or workstation. It just requires a webserver and php for smallest usage, and some modules have more depends.
a tool to monitorise the state of one or more computers. It?s based on a daemon and a php script. The first has to be runned in all boxes you need to check, the second calls the daemon and prints the state into a nice web frontend
The idea of SysopView is to show information that is important to system administrators while being showed attractively for non-technical personel. Think of the computerscreens in movies with the difference that SysopView shows real information.
System Garden Habitat
System Garden Habitat is a performance monitor of applications and operating system with the ability to track availability and service level. It's design goals are to be of modest size, flexible and ubiquitous.
SysUsage is a system monitoring and alarm reporting tool. It can generate historical graph views of CPU, memory, IO, network and disk usage, and much more.
Tgauge is a tool for displaying lm_sensors readings. Instead of boring old numbers, tgauge uses graphical representations designed to look like the gauges on a car dashboard. Or anything else if you care to make a theme for it. tgauge stands for temperature gauge because I designed it mainly for monitoring my CPU temperature.
a room temperature monitoring system. It is used in conjuction with a digital multimeter that is connected to a serial port
Trackfs is a small program that tracks file system changes made by another program (or group of programs). It is similar to "installwatch", but works quite differently.
a GTK program that displays the topography of the devices that are plugged into the USB bus on a Linux machine. It also displays information on each of the devices. This can be useful to determine if a device is working properly or not
Userexitd for TSM
Userexitd for TSM is a configurable handler for Tivoli Storage Manager events. It allows an administrator to filter events using regular expressions and run various actions for TSM events, such as sending mail and SNMP traps, writing messages into syslog, and running scripts and programs.
vded is a simple REST-type method for tracking deltas of ever-increasing values (although it handles resets, etc, pretty well). It is meant to accept submissions of values which increment, then determine the delta between that value and its predecessor, as well as figure the rate over time.
a program package for creating and running HMI (human machine interfaces) and SCADA or process visualization applications under LINUX. It enables you to control/operate a/many PLC machine(s) through a computer and a web browser
automatically switch active virtual consoles on your Linux system in a loop. This in affect acts as a virtual terminal surveillance monitor
Watchfile displays a list of files on the screen, and continually update their stats. The stats displayed can be configured on the command-line.
WindowMaker Acpi batteries: a WindowMaker dockable application that allows ACPI laptop users to graphically monitor their power sources status
handles dockapps (KDE has a dockbar extension, and gnome swallows). It monitors your hard-drives by sending visual stimuli to your cortex each time your /dev/hdx writes or reads anything
wmi8k monitors the CPU temperature and the fan speed of a Dell 8XXX Laptop.
WMint is a dockable interrupt monitor for x86 Linux boxes. It is designed for Window Maker's dock.
WMLongRun is a program to monitor for LongRun. It displays the current LongRun settings and status: the frequency, the LongRun flags (performance or economy), and the performance level (expressed as a percentile).
a little dockapp for windowMaker which monitors a mge UPS
WMNUT is a program to monitor multiple UPSs statistics through the NUT (Network UPS Tools) framework on Linux and other systems. It is a dockapp that is supported natively by X window managers such as Window Maker, AfterStep, BlackBox, FluxBox, and Enlightenment.
a dock app for WindowMaker that displays the statistics for your current SETI@home work unit
wmsetimon can monitor, start, and stop 1 to 9 local SETI@home processes.
wmsupermon is a universal monitoring dockapp. It can be used to monitor CPU usage, disk I/O, memory usage, swap, filesystems, space utilization, network traffic, wireless link quality, CPU frequency, CPU temperature, fan speed, voltages (without requiring lm_sensors), battery status (with actual, not "reported", discharge rate), traffic from your router, or anything else. It can open and maintain many dockapp windows with one dockapp process.
a monitoring program for motherboards which can monitor the CPU temperatures and the frequency of CPU cooling fans, etc
yaLCD is a simple LCDproc client. It displays some information (amaroK/XMMS song title, CPU, network, mem, sensors, weather, time, and more) on an LCD that is run by an LCDproc server.
Youbeda is an OpenVZ monitoring tool. It looks after a container's resource limits and takes action when the value of 'failcnt' increases: outputting notifications, sending them via email or Jabber, writing information into databases, or adjusting limits.
Zfswatcher is ZFS storage pool monitoring and notification daemon. It periodically inspects the zpool status and sends configurable notifications on status changes such as disk failures. It also controls the disk enclosure LEDs.