For questions about monitoring computer activity. Questions about recording external human activity, use a tag such as [time-management]

learn more… | top users | synonyms

45
votes
4answers
26k views

Is there a way to find out what application using most of bandwidth in Linux?

I'm looking for an utility that could show me how much of a bandwidth each process are using. It should just print the data and exit as I want to feed that list into conky.
38
votes
14answers
89k views

How can I monitor all and any internet traffic from my home PC?

I would like to monitor all and any internet traffic from my home PC to see what programs installed on my home machine are accessing the internet. I thought I could use Fiddler for this but I noticed ...
29
votes
10answers
14k views

Application for monitoring all applications that are using the internet in Mac OS X

Can anyone introduce me a Mac OS X application that monitors all network activity such as what applications are now connected to the internet and how much bandwidth they use (I mean show bandwidth ...
26
votes
9answers
6k views

How to track LAN usage? (AKA 'top for LAN')

There's an evil application that is eating ALL my upload bandwidth (I'm brazilian, it's only ~35kbps) for like 80% of the time my PC is turned on. I would like to know if there's any way to track ...
26
votes
9answers
26k views

How to monitor a folder for changes, and execute a command if it does, on Windows?

There are similar questions for Linux and Mac, but I'm after a Windows solution here. The problem is as follows: I want to write several (js) script files in a folder, and have a program monitor ...
21
votes
4answers
10k views

View Filesystem Access in Real Time on Mac OS X

Had a sysinternals tool (filemon) for that, but now I can find something similar for the mac. I'm a developer and I basically want to debug "file not found" or "wrong permissions" errors.
20
votes
7answers
121k views

How to see who is using my WiFi

I have a WiFi router at home and would like to know if there is any way to know who is connected to my WiFi network and using it. My WiFi network is password protected but still there could be a ...
20
votes
3answers
130k views

How to monitor bandwidth use of each device on wifi network

I have in my home a standard Comcast cable internet connection. I have it going from the wall to a cable modem, and from the modem to a late-series Linksys router, which provides wired and wireless ...
18
votes
6answers
8k views

File monitor (like Sysinternal's Filemon) for Linux?

Is there a file monitor, similar to FileMon from Sysinternals, for Linux? I know about lsof, but this only shows me the files that were opened at the point I've executed it.
14
votes
4answers
783 views

Monitoring my own activity on computer?

I'd like to have good statistics of how much time I spend doing various tasks on my computer (I'm using Windows Vista), so I'm looking for a good tool for that. It has to monitor what application I am ...
12
votes
5answers
50k views

How to get real-time network statistics in Linux with KB/MB/Bytes format and for specific port or application processID

I used IPTraf, Iftop, vnstat, bwm-ng, ifconfig -a. None of them is helping me to find real-time packets that is getting send/received from my application in KB or MB format. The reason is i am writing ...
12
votes
2answers
70k views

Monitor traffic through a home router

We have an Internet connection which is shared on five computers via a home router. One of the computers is using torrents all the time. I want to find out which, and they won't tell me. How can I ...
11
votes
2answers
11k views

Is there an app for the Mac that shows you which apps are using the network? [duplicate]

Possible Duplicate: Application for monitoring all applications that are using the internet in Mac OS X I use Menu Meters to show me how much data is being sent and received by my Mac as a ...
10
votes
9answers
3k views

Are there any tools to periodically check if a web site is available?

Either online or local applications (Windows XP preferably). I'm specifically looking to be notified by email if the web site in question goes down. I've tried the Firefox add on, Mr Uptime, but it ...
10
votes
7answers
56k views

How can I monitor network traffic in an all Mac home network?

I have an all Mac network consisting of an Airport Extreme, 1 MacPro, 1 Mac Mini, 2 MackBook Pros, 2 iPads, and 2 iPhones. The Mac Pro is connected directly to the Airport Extreme via Cat5 and the ...
9
votes
5answers
8k views

How do determine how much bandwidth a process is using in Linux

On occasion I see my bandwidth usage using gnome-system-monitor going up to 300kbit/s. I just can't figure out what is causing it. I want to know what process or program in using my network like that? ...
8
votes
5answers
3k views

Are there any wireless routers that allow bandwidth monitoring and throttling?

Are there any wireless routers that would allow me to see what clients are hogging up bandwidth and that would let me limit them so that they can't grab it all? Both wifi-wise and internet-wise. I ...
8
votes
3answers
5k views

How to measure the network throughput/load on Ubuntu Linux as easily as meauring uptime?

I'm looking for a simple tool on Ubtunu that can report average network throughput/load. Something very simple: something like "uptime" - just to tell me number bytes/MB read in last 5mins, 10mins, ...
8
votes
2answers
8k views

How can I find out which program creates a file/folder in my C: drive?

I am looking for an app that can monitor my C: (system) drive and find which program is creating a folder, with the rather generic name TEMP1\, on that drive. I wouldn't mind if it could hook the ...
8
votes
1answer
7k views

Nagios - obsessing over this service: what does this mean?

We use Nagios to monitor our servers. I haven't set this up myself, and I want to change some settings. Most services have the setting obsessing enabled. I wonder what this means, and what happens if ...
8
votes
3answers
1k views

What tools can be used to keep track of changes on web pages? [closed]

What software or online service could one use to keep track of changes that occur on a given web page? It would be nice to get an RSS feed for updates but other notification methods are fine too. ...
8
votes
2answers
4k views

Utility to Monitor Kill / Restart Rogue Process?

I need a Windows (XP/7) utility to continuously monitor always-running processes and kill them (and optionally restart them) if they hang. There are a lot of interactive tools out there (Sysinternals,...
8
votes
3answers
572 views

Easy, but production-ready process monitor in Linux/Unix [closed]

I am looking for a simple process monitor for my account in a popular VPS. I loved Supervisor and Monit, but they seem overkill for me. I want something that runs as a daemon (So my VPS account can ...
7
votes
7answers
2k views

Am I secure from network monitoring software if HTTPS is used?

I will be logging into my bank account and my personal email accounts at work. Its not banned at work, but I just don't want them to save/log a copy of whatever I do with these services. Especially my ...
7
votes
1answer
6k views

How do I log which process is deleting a file on Windows XP?

A file is being deleted seemingly randomly throughout the day. The vendor of the software whose file is being deleted says that another piece of software installed on the computer is deleting it, ...
7
votes
1answer
2k views

tail -f equivalent for an URL

I want to monitor the log file of my application which however doesn't work locally but on a SaaS platform and is exposed over HTTP and WebDAV. So, an equivalent of tail -f that works for URLs would ...
7
votes
4answers
28k views

How to monitor Windows XP disk I/O?

My Windows environment (main development machine) is running a bit slow with operations envolving hard disk. As an indication, the HD light is constantly flashing and e.g. saving and loading big files ...
7
votes
3answers
4k views

Mac: number of bytes transmitted over interface

On linux, I'm used to typing ifconfig and looking for the line with "RX bytes" and "TX bytes" in it to find out how many bytes have been received and transmitted over a particular interface since boot....
7
votes
3answers
4k views

How to get current bandwidth usage from command line using built-in Linux tools?

I'm looking for a good way to get the current total bandwidth usage on a linux machine. I’ve tried iftop, nethogs, but they don’t show real bandwidth usage compared to system monitor; they don’t suit ...
7
votes
2answers
3k views

How can I find out what's the bottleneck slowing down a particular process / the entire system?

Given a specific running process, is there a way to find out what hardware element is currently the bottleneck for its operation? In other words, is its current computation CPU-bound, GPU-bound, ...
6
votes
4answers
19k views

Simple way to monitor and analyze home network traffic, via proxy?

Question I'm looking for a way to create a simple list/log/database of the URLs my home computers have accessed. This list should show Domains, Urls, Timestamps, bytes sent/rec'd and that's about it. ...
6
votes
3answers
2k views

How can I find out what modifications a program’s installer makes?

I want to know what some installers do: mainly what files, folders, and registry entries they add, remove, or modify. Lots of “ professional” programs are so poorly documented that it’s difficult to ...
6
votes
4answers
824 views

How can I find the program making a harmonica sound?

A friend has a Windows XP SP3 machine that plays a harmonica sound for about 5 seconds throughout the day at what seems to be random intervals (every couple hours). My question is how can I find the ...
6
votes
1answer
181 views

How to check which application has the clipboard hold?

We are deploying some virtual machines with robots software which performs actions in a browser, and we are having trouble with some of them when accessing the clipboard for read or write. They show a ...
5
votes
3answers
15k views

How can I identify which processes are using the GPU?

Is there any way to find out which process is using the GPU for intensive calculations? (OpenCL, CUDA, etc? Primarily OpenCL?) e.g. if you run an OpenCL-powered video transcoder, you'll see nothing ...
5
votes
3answers
7k views

Ubuntu: tool for displaying disk activity in general and by process

My Ubuntu system is occasionally becoming very sluggish. I'm running many things simultaneously and it's very difficult to tell which program is the culprit. I suspect that the sluggishness is due to ...
5
votes
4answers
1k views

Desktop Internet traffic measurement software [closed]

Can you recommend a robust Internet traffic measurement tool you had experience with? Robustness is important because I've used a couple of such tools but ended up uninstalling them because of ...
5
votes
3answers
360 views

Is there a Linux desktop key logger application that can monitor how long I spend on websites and desktop applications?

I am looking for a key logger application monitoring application that can tell me: How long I have spent using a desktop application How long I have spent on each website I visit via my browsers ...
5
votes
2answers
8k views

How do I check if a user connected an external hard drive?

I originally came across this from a Citadel LLC complaint against a former employee. Text of complaint: http://www.scribd.com/doc/63606232/Citadel-vs-Yihao-Ben-Pu From the filing: "Forensic ...
5
votes
3answers
2k views

Is it possible for my company to monitor my Gmail?

Since Gmail uses https, all the messages should be encrypted? Here we assume my company does not have keystroke logger or random snapshot software.
5
votes
2answers
1k views

Where can I find a simple, free Windows program to monitor network folders?

I've looked at a few similar answers here on SU and Google, but all of the solutions mentioned were either outdated, buggy, or required a greater understanding of Windows management. I handle ...
5
votes
1answer
2k views

Is there a way to see current environment variables for a process with WMI?

I have a weird problem where something is changing my path in my login session. The permanent path in the registry is not changing. I wanted to monitor changes to the explorer.exe process's ...
5
votes
2answers
6k views

Monitor the network shared folder? [closed]

I am looking for freeware/open source application which can monitor the shared folder on local network. I did use some freeware application , but forgot its name. I Would like to see who are all ...
5
votes
1answer
6k views

What are these weird IP address connections in resource monitor?

I decided to check out Resource Monitor (on the 'Performance' tab in Task Manager, Windows 7) and I noticed in the "Network" section that the 'System' image name kept making a bunch (~5 at a time) of ...
5
votes
7answers
10k views

Easy-to-use tool to monitor incoming network traffic [duplicate]

Possible Duplicate: Monitor all and any internet traffic from my home PC - what should I use? On my Windows XP computer, I sometimes see the task bar network icon light up indicating that a ...
5
votes
1answer
173 views

What should I use to ping multiple IPs and get notified of time outs?

I've been using MultiPing to ping hundreds of IPs (from access points and such) and check their performance (packet loss, latency) and uptime. The program is very easy to use, but I was wondering if ...
5
votes
1answer
761 views

Monitoring log files over smb

I am monitoring a couple of windows 2k3 servers from a mac running Os x Lion. I use smb to connect to the server's file system, navigate to the folder where the log files are and open them with ...
4
votes
7answers
9k views

Lightweight CPU usage monitor? [closed]

I'm looking for a lightweight CPU usage monitor, something that can sit in a corner of my screen telling me how much of my CPU is getting used. Anyone know of one?
4
votes
2answers
4k views

Linux 'top' utility wildly inaccurate (more so for multi-CPU/core hardware)?

After using top for long time, albeit basically, I have grown to distrust its % CPU column reports. I have an 8-core (quad core Intel i7 920 with hyperthreading) hardware, and see some wild numbers ...
4
votes
2answers
2k views

Disk Space Monitoring

I'm looking for a simple way of getting an email alert whenever the diskspace of a server gets above X % or has less than X Mb free. I don't need anything too special, I don't need graphs or ...