nmon vs Iotop

Struggling to choose between nmon and Iotop? Both products offer unique advantages, making it a tough decision.

nmon is a System & Hardware solution with tags like monitoring, performance, resource-utilization.

It boasts features such as Monitors CPU usage, Monitors memory usage, Monitors network I/O, Monitors disk I/O, Generates reports and graphs and pros including Free and open source, Lightweight and low overhead, Easy to use, Works on multiple platforms.

On the other hand, Iotop is a System & Hardware product tagged with disk, io, monitoring, processes.

Its standout features include Monitors disk I/O usage in real time, Displays table of processes sorted by I/O usage, Shows bandwidth used, I/O type (read/write), process ID, process name, Interactive terminal based UI, Color coded output for easy identification of high I/O processes, and it shines with pros like Lightweight and low overhead, Easy to use terminal interface, Helps identify processes causing disk I/O bottlenecks, Open source and free.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

nmon

nmon

nmon is a free system monitor tool for the AIX and Linux operating systems. It is used to monitor system performance and resource utilization in real time.

Categories:
monitoring performance resource-utilization

Nmon Features

  1. Monitors CPU usage
  2. Monitors memory usage
  3. Monitors network I/O
  4. Monitors disk I/O
  5. Generates reports and graphs

Pricing

  • Open Source

Pros

Free and open source

Lightweight and low overhead

Easy to use

Works on multiple platforms

Cons

Limited built-in graphing capabilities

No web interface

Steep learning curve


Iotop

Iotop

Iotop is a Linux program that provides detailed monitoring of disk I/O usage by processes. It shows a table of current I/O usage with columns for process IDs, process names, type of I/O, bandwidth used, and more.

Categories:
disk io monitoring processes

Iotop Features

  1. Monitors disk I/O usage in real time
  2. Displays table of processes sorted by I/O usage
  3. Shows bandwidth used, I/O type (read/write), process ID, process name
  4. Interactive terminal based UI
  5. Color coded output for easy identification of high I/O processes

Pricing

  • Open Source

Pros

Lightweight and low overhead

Easy to use terminal interface

Helps identify processes causing disk I/O bottlenecks

Open source and free

Cons

Terminal based only, no GUI available

Limited to monitoring disk I/O only

Requires some Linux/Unix command line knowledge to use effectively