Kubernetes: NameSpace
The namespaces in Kubernetes provides a way for separating groups of resources hosted within a single cluster. While the default namespace where all the pods […]
RHEL 9
Kubernetes: Basic commands
Once the installation of Kubernetes cluster is competed, let us go with the basic commands. The below command lists the pods running on the cluster. […]
Cron – Configure Recurring jobs
The cron application enabled users to run recurring jobs utomatically. It can include taking a backup at 03:00 AM every day, capturing users who have […]
Time Date and Timesync using Chronyd
Every system has a clock and is a critical component of the Operating System. It keep the time, which is used for various proposes such […]
Protected: PostgreSQL: Installation – Replication and HA
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DNF : Dandified YUM
Dandified YUM or simply DNF is an advanced version of the Yellowdog Updater, Modified OR simply YUM, a package manager for rpm-based Linux distributions. The […]
Creating YUM and DNF Repositories
As we all knows the yum and dnf commands are used to download and install software packages from software repositories configured in the node. In […]
Redhat – Boot Target
A Linux systems can boot up in various modes based on user preference. For example we can configure a node to start on GUI mode, where once […]
AT command : Running one time future task
Unlike the the cron job is mainly used to schedule repetitive tasks, the “at” command is used to run a command just once, but schedule […]
Linux – sudo file
The sudo command allows you to run programs with the security privileges of another user. Usually this command is used to run command as a […]