Few days ago we received a complaint of slowness on one of our application so I have to check lock waits on IBM DB2. In this tutorial we will learn how to check lock waits on IBM DB2. What are Lock Waits ? Lock waits happen when a transaction or query wants to obtain a lock on resources such as database tables but that...

I was working on one of my projects last week and stuck in a problem. I was trying to pass a class object and List of a class object to the Asp.Net Web API controller from my Jquery Ajax method (maybe you also encounter it while working with Angular and ASP.NET MVC or any other technology). After some research, I got...

Today we will learn how to install/uninstall Apache using ansible playbook on Linux or AIX machines. The most widely used web server in the world is the Apache HTTP server which provides pretty powerful features including extensive integration and media support as well. We’ve used RedHat Enterprise Linux 8 for our...

Automation through ansible is gaining a lot of popularity among System Administratros because managing multiple server machines manually has become a very hectic task.Ansible comes with many handy modules out of which today we will look at ansible user module and try to learn about how to manage i.e. create or delete...

I have given a task in the team to automate some of the daily operational tasks so that we can increase productivity of the team and department. After some research on google I’ve found ansible. Today, we will learn about how to install ansible on redhat 7 Linux offline (without internet). This tutorial is for all of...