This is our ongoing series of Linux commands and in this article, we are going to review lsof command with practical examples. lsof meaning ‘LiSt Open Files’ is used to find out which files are open by which process. As we all know Linux/Unix considers everything as a file (pipes, sockets, directories, devices, etc). One
This is our ongoing series of Linux Commands and Linux Performance Monitoring, in this article, you will learn about Vmstat and Iostat commands, which are available on all major Unix-like (Linux/Unix/FreeBSD/Solaris) Operating Systems. vmstat command (also known as virtual memory statistic tool) shows information about processes, memory, disk, and CPU activity in Linux, whereas the
Computers are connected in a network to exchange information or resources with each other. Two or more computers are connected through network media called a computer network. There is a number of network devices or media are involved to form a computer network. Computer loaded with Linux Operating System can also be a part of
netstat (network statistics) is a command-line tool for monitoring network connections both incoming and outgoing as well as viewing routing tables, interface statistics, etc. [ You might also like: 22 Linux Networking Commands for Sysadmin ] netstat is available on all Unix-like Operating Systems and also available on Windows OS as well. It is
There are tons of open-source network monitoring tools available for the Linux operating systems on the web. Say, you can use the iftop command to monitor bandwidth usage, netstat command, or ss command to see reports on interface statistics, or top command to watch running process on your system. But if you are really looking
A port is a logical entity that represents an endpoint of communication and is associated with a given process or service in an operating system. In previous articles, we explained how to find out the list of all open ports in Linux and how to check if remote ports are reachable using the Netcat command.
As a Linux administrator, you must periodically check which files and folders are consuming more disk space. It is very necessary to find unnecessary junk and free up them from your hard disk. This brief tutorial describes how to find the largest files and folders in the Linux file system using du (disk usage)
In our previous article, we have seen 20 Netstat Commands (netstat now replaced by ss command) to monitor or manage a Linux network. This is our another ongoing series of packet sniffer tool called tcpdump. Here, we are going to show you how to install tcpdump and then we discuss and cover some useful commands
The ip command is a new networking command-line utility that is used to assign an IP address to a network interface or configure/update useful network variables on a Linux system. It is a part of the iproute2 package and offers several network administration tasks such as bringing up or down network interfaces, assign and remove
Linux administrators should be familiar with the CLI environment. Since GUI mode in Linux servers is not common to be installed. SSH may be the most popular protocol to enable Linux administrators to manage the servers via remote secure way. Built-in with SSH command there is SCP command. SCP is used to copy file(s) between
