There are constant level of high attacks and port scans on Linux servers all the time, while a properly configured firewall and regular security system updates adds a extra layer to keep the system...
Ngrep (network grep) is a simple yet powerful network packet analyzer. It is a grep-like tool applied to the network layer – it matches traffic passing over a network interface. It allows you to...
Swatchdog (the “Simple WATCH DOG”) is a simple Perl script for monitoring active log files on Unix-like systems such as Linux. It watches your logs based on regular expressions that you can define in...
We recently showed how to install MongoDB in Ubuntu 18.04. Once you have successfully deployed your database, you need to monitor its performance while it is running. This is one of the most important...
Osquery is a free open source, powerful and cross-platform SQL-based operating system instrumentation, monitoring, and analytics framework for Linux, FreeBSD, Windows, and Mac/OS X systems, built by Facebook. It is a simple and easy-to-use...
whowatch is a simple, easy-to-use interactive who-like command line program for monitoring processes and users on a Linux system. It shows who is logged on to your system and what they are doing, in...
In the past, we’ve covered lots of command-line based tools for monitoring Linux performance, such as top, htop, atop, glances and more, and a number of web based tools such as cockpit, pydash, linux-dash,...
CBM (Color Bandwidth Meter) is a simple tool that shows the current network traffic on all connected devices in colors in Ubuntu Linux. It is used to monitor network bandwidth. It shows the network...
ctop is a free open source, simple and cross-platform top-like command-line tool for monitoring container metrics in real-time. It allows you to get an overview of metrics concerning CPU, memory, network, I/O for multiple...
MTR is a simple, cross-platform command-line network diagnostic tool that combines the functionality of commonly used traceroute and ping programs into a single tool. In a similar fashion as traceroute, mtr prints information about...
