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.
a very simple utility to let UNIXen talk to Hybrid cable/microwave modems over UDP
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
Linux Heart Monitor
Linux Heart Monitor is a collection of software and hardware to be able to have your very own ECG / EKG using a simple circuit and a PC with a sound card.
creates several top-10 lists from the wtmp (usally in /var/log/) on your system
This tool allows to mesure how a file grows, network transfer, disk free, memory usage, stdin flux, etc.
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.