Linux and Unix, Open Source, Linux Howtos
The Linux Top command is the best and most well known command that everyone uses to monitor Linux system performance. You probably already know most of the options available, except …
How to Run the Top Command in Batch Mode Read More
We may need to perform some commands on the remote machine. To do so, log in to a remote system and do it, if it’s once in a while. But …
How to Execute Commands on Remote Linux System over SSH Read More
You may have the opportunity to create or remove symbolic links on Linux. If yes, do you know how to do it? Have you already done that? Are you aware …
How to Remove (Delete) Symbolic Links in Linux Read More
When you are working on text files you may need to find and replace a string in the file. Sed command is mostly used to replace the text in a …
How to Find and Replace a String in File Using the sed Command in Linux Read More
If you want to figure out how long a process has been running in Linux for some reason. We can easily check with the help of “ps” command. It shows, …
Five Ways to Check How Long a Process Has Been Running in Linux Read More
sed command stands for Stream Editor. It is used to perform basic text transformations in Linux. sed is one of the important command, which plays major role in file manipulations. …
How to delete lines from a file using sed command Read More
Are you curious to check when the Linux Operating System (OS) was installed on your machine ? It could be for various reasons. Recently I had a requirement to find …
How to check Linux Operating System (OS) installation Date And Time Read More
Most of us will free up the disk space whenever we face out of disk space on Linux system. It should be performed frequently, to make space for installing any …
5 Easy ways to free up space (Remove unwanted or junk files) on Ubuntu Read More
CPU performance is one aspect of measuring the performance of a system, which is essential to measure the overall system-performance. When a Linux system CPU is occupied by multiple processes, …
Linux Shell script to monitor CPU utilization with an email alert Read More
We had wrote two articles in the past about this topic and each articles were published for different requirements. If you would like to check those articles before getting into …
Two methods to check or list out installed security updates on Redhat (RHEL) & CentOS system Read More