Linux and Unix, Open Source, Linux Howtos
As part of system update, you may need to exclude few of the packages due to application dependency in Red Hat based system. If so, how to exclude and what …
Three ways to exclude a specific package from yum update 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
One of an important task for Linux admins to make the system up-to-date. It keeps your system more stable and secured. Installing a package in Linux is a piece of …
How to set up Automatic Security Update (Unattended Upgrades) on Debian/Ubuntu 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
Linux Mint 19.2 “Tina” was released on Aug 02nd 2019, it is a long term support release, which is based on Ubuntu 18.04 LTS (Bionic Beaver). It will be supported …
How to upgrade Linux Mint 19.1 (Tessa) to Linux Mint 19.2 (Tina) Read More
Debian 10 “Buster” was released on July 06th 2019, after 25 months of development with lot of new features and updated packages. It’s Long Term Support (LTS) release and will …
How to upgrade Debian 9 (Stretch) to Debian 10 (Buster) Read More
There are many reasons for systemd crash/go down on Linux, which you can investigate and fix ,but it is time consuming. One thing you can do it immediately to bring the …
How to configure systemd to start a service automatically after a crash in Linux Read More
There are many open source monitoring tools are currently available in market to monitor Linux systems performance.Those will send an email alert when the system reaches the specified threshold limit …
Bash script to automatically start a services when it goes down on Linux Read More