Investigate Disk Activity

X11 Disk Activity Feedback shows disk activity by animating the X11 cursor. It provides a visual feedback of local disk activity by changing the default X11 mouse pointer to an animated wheel. Installation: Untar and change into the new directory and: # xmkmf # make # make install. Platforms: *nix

UsefulSaver displays CPU info, RAM info, disk activity, disk space, top 5 processes, battery life remaining, and how long the screensaver's been running. This screensaver also features the date and time, customizable quotes, and ScreenWash. ScreenWash is a feature that helps prevent LCD burn-in.... Platforms: Windows

SysGauge allows one to monitor the CPU usage, memory usage, disk space usage, disk activity, network activity, the status and resource usage of running processes, file system performance, USB performance and the operating system status. The user is provided with the ability to display various... Platforms: Windows

Utilizes Performance Monitor data to visualize physical or logical disk activity. For each physical/logical disk, % active time and bytes read and written per second is displayed. It does not require any 3rd party applications. Resazible. Save settings to file. (File will be created - Path:... Platforms: Windows 7, Windows

noflushd is a Linux daemon that monitors disk activity and spins down idle disks. It then blocks further writes to the disk to prevent it from spinning up again. Writes are cached and flushed to disk when the next read request triggers a spin-up. Platforms: *nix

DiskPulse is a free and easy-to-use disk change monitoring utility allowing one to monitor one or more disks or directories and detect file system changes in real-time. DiskPulse v1.6 enables file filters in the freeware product version and adds additional types of file filters allowing one to... Platforms: Windows

DiskPulse is a free and easy-to-use disk change monitoring utility allowing one to monitor one or more disks or directories and detect file system changes in real-time. DiskPulse v1.6 enables file filters in the freeware product version and adds additional types of file filters allowing one to... Platforms: Windows

Free HDD LED is a small utility designed to show the hard disk drive activity in real time in the systray area and on the screen. It monitors all physical hard disk drives connected to the computer (ide/sata/usb). It allows you to set the HDD refresh interval. Platforms: Windows

Drives Meter is very useful gadget that monitoring all your HHD (hybrid hard drive), SSD (solid-state drive) and flash drive. It will show your drive (used space, free space, disk space, read speed, write speed and percentage activity). For flyout features it will show all your drive information.... Platforms: Windows

DriveGLEAM is a small tool that shows read / write activity for your hard drives in the system notification area (tray). DriveGLEAM also supports output via parallel port so that you can for example have a red led for write and a green led for read access. DriveGLEAM can also be handy for... Platforms: Windows

DriveGLEAM is a small program designed to show read/write activity for your hard disks in system tray. DriveGLEAM also supports output via parallel port so that you can for example have a red led for write and a green led for read access. DriveGLEAM can come in handy to system administrators who... Platforms: Windows

Have you ever wondered why your machine is not responding? Have you ever wished it had a LED indicating your disk's activity? Well, now it does! Disk LED is a very simple unobtrusive application that lives in your status bar and displays just that: an indicator of your disk activity. Disk... Platforms: Other

While many PC makers put hard disk LEDs on the outside of their computers, Apple hasn't put any disk LEDs on any Macintoshes since the SE/30. Some Mac old-timers may remember the number of products that were available during the System 7 era that provided a software disk LED in the menu... Platforms: Mac

Auslogics Task Manager shows how much CPU, RAM, Disk Usage or Internet bandwidth is used by the processes running on your computer. The program will also show you the services and open files; you will be able to see which programs keep which files open. It can also help you to find trojans hiding... Platforms: Windows

Auslogics Task Manager Portable shows how much CPU, RAM, Disk Usage or Internet bandwidth is used by the processes running on your computer. The program will also show you the services and open files; you will be able to see which programs keep which files open. It can also help you to find... Platforms: Windows, 2003, Windows Vista, 7

Pywmhdmon monitors the available space on up to four of your filesystems. It also contains a bar showing the current disk activity. Pywmhdmon is written in Python and is highly customizable. Pywmhdmon is a WindowMaker dockapp that displays the available space on up to four of your filesystems.... Platforms: *nix

Frenzy is a "portable system administrator toolkit," LiveCD based on FreeBSD. Frenzy project generally contains software for hardware tests, file system check, security check and network setup and analysis. After several months of delays and fundraising, the project has now announced the first... Platforms: *nix

Analyzes your Internet connection to determine precisely where and how data traffic is flowing, identifying where any bottlenecks occur. A trace report details the performance of each portion of the connection route, including any dropped data packets and network latency, along with the IP... Platforms: Mac

XRG (X Resource Graph) is an open source system monitoring application for Mac OS X. XRG will monitor your computer's CPU usage, memory usage, battery status, network activity, disk activity, and machine temperature and fan speeds. XRG also has modules to display your local weather, and stock... Platforms: Mac

Free File Monitor is a system utility that can persistently monitor all the folders including subfolders for newly added/deleted/changed files. It lets you easily monitor the software activities in your computer system. With most specific log information, you can easily get the timestamp &... Platforms: Windows