Tag: linux

Practical examples of the use lsof command

The Linux lsof command lists information about files that are open by processes running on the system. (The lsof command itself stands for “list of open files”.) In this tutorial show practical examples of the use lsof command. Some of the Linux distributions do not come with installed lsof packages. However, it can be installed as follows: Install lsof in

Nmon – linux monitoring tools

nmon is a beutiful tool to monitor linux system performance. It works on Linux, IBM AIX Unix, Power, x86, amd64 and ARM based system such as Raspberry Pi. The nmon command displays and records local system information. The command can run either in interactive or recording mode. Nmon is a short for Nigel’s performance Monitor.

Monitor MySql database using mytop command line monitoring tool

Mytop is a free and open source command line monitoring software for MySQL databases. Its similar in look to “top” command in Linux/Unix. Mytop monitors MySQL threads and the database’s overall performance, allowing system administrators or developers to get some insight on how applications are interacting with a database. Install Mytop on RHEL/CentOS and Fedora

Bmon – real-time bandwidth monitoring tool for linux

Bmon is a portable real-time bandwidth monitor and rate estimator. It supports various input methods for different architectures. Various output modes exist, including an interactive curses interface, lightweight HTML output, and simple ASCII output. Statistics may be distributed over a network using multicast or unicast and collected at some point to generate a summary of statistics for

Check How Much RAM Programs Are Using on Ubuntu/Debian Squeeze

In this guide, I bring to you a very helpful Python script that allows users to know how much memory each program uses under Ubuntu or Debian. Here are the instructions to install and run this script: Via the Terminal, run these commands: wget http://www.pixelbeat.org/scripts/ps_mem.py mv ps_mem.py /usr/local/sbin/ chmod 755 /usr/local/sbin/ps_mem.py To check RAM usage,

How to use free command on Linux

The free command provides information about unused and used memory and swap space on any computer running Linux or another Unix-like operating system. In this article we will show you useful examples of free commands. The basic syntax of free command is: free [options] Show system memory If you want to see available space of