Introduction The Unified Firewall (UFW) is a network firewall technology that allows network administrators to control the incoming and outgoing traffic on their networks. UFW can be used to protect networks from malicious attacks, prevent unauthorized access to systems, and protect data from being stolen. In this post, You will get information about How to disable […]
How to start ufw firewall in ubuntu
Introduction The Unified Firewall (UFW) is a network firewall technology that allows network administrators to control the incoming and outgoing traffic on their networks. UFW can be used to protect networks from malicious attacks, prevent unauthorized access to systems, and protect data from being stolen. In this post, You will get information about How to start […]
How to stop UFW firewall service in ubuntu
Introduction The Unified Firewall (UFW) is a network firewall technology that allows network administrators to control the incoming and outgoing traffic on their networks. UFW can be used to protect networks from malicious attacks, prevent unauthorized access to systems, and protect data from being stolen. UFW can be installed on a Windows server or on […]
Delete a Kubernetes Namespace
Kubernetes namespace is a logical grouping space to make saperate environment, In order to deploy the resource. You will learn how to delete a Kubernetes namespace in this article. It will provide an additional method for troubleshooting issues with namespaces stuck in the terminating status in addition to the standard procedure for removing namespaces. Step […]
Installing Node Exporter on ubuntu 22.04 LTS
Node-exporter is an open source agent tool that exposes the system metrics, and later on we can configure the node exporter endpoint with Prometheus to make queries and create dashboards as per our requirements. We will have to make automation for node export installation using bash sell script while working in DevOps and SRE environments, […]
Login Docker Hub using CLI
Sometimes we need to use the command line to build and push Docker images. I was recently working on an Ubuntu machine where I was performing the Docker build and Docker push commands. In this short post, We will see how to take docker hub login using command line on ubuntu desktop. Step 1: Login […]
Execute a MySQL command from a shell script
I was having trouble creating databases and their users with permission when automating with bash shell script. In this post, I will show you how to execute the mysql or mariadb command using bash shell script, as well as an alternate method. Method 1: Using Bash shell You need to use the following command in […]
Create Kubernetes Namespace
Kubernetes namespace is a logical grouping space to make saperate environment, In order to deploy the resource. In this post, We will learn to create a Kubernetes namespace. Step 1: Create Kubernetes Namespace Using kubectl The kubectl CLI tool is the most straightforward method for creating a Kubernetes namespace. Use the syntax below to create […]
Enable Rewrite module on Apache2
Rewrite module is so important for modern web application, Basicly recently i was setup an wordpress website and i created a virtualhost for the same, I did not enable the rewrite the module due to this misconfiguration whenever the try new post i was getting invalid json error, So in this post i will show […]
Enabling process monitoring with node-exporter
Due to OS version different node-exporter not processing OS process in our scenario, We need to modifythe prometheus-node-exporter service, To do that we need to open the given systemD file using the given prometheus-node-exporter.service Step 1: Get SystemD Path Execute the command to know the systemD path and file name. Step 2: Open SystemD Service […]