When we talk about DevOps and system admins, Linux is the first thing that comes to mind. But Linux itself is so vast that it’s really confusing what all you should be aware of if you are planning to go for an interview. In this article, we will try to define what are the most
In recent times, I have talked to a lot of people and have seen a few questions again and again on how to progress in this field. In this article, we are going to see these questions and what I think their answers are. These are my personal views. What should I learn to shift
We have seen about page faults in few of the previous articles. In this article we will be looking at two different kind of page faults that can happen. So lets have a look at major and minor page faults. TLDR – Minor page faults occurs when the page is present in the memory but
I get a lot of questions regarding what should one learn to progress in a career or start a career in this domain. In this article we will talk about what you should learn for a long-term perspective in this field. Linux Yes, this is very important and is still evolving. Keeping a good grip
Network issues are the most common tasks that you have to debug if you involved in the setup of infrastructure and day-to-day operations. In this article, we will see how we can approach this problem. Let’s say we have few boxes that need to connect to a third-party API that is outside of the network,
In this article, we are going to look into this question. The intent of this question is to find out if you are aware of how you can design your network infra. They want to hear from you about private traffic, public traffic, how the traffic will go out, etc. Let’s start and have a
This is a very important question and can be asked in different ways. In a good interview, you can expect questions related to the technologies that you have worked on. You have to take the interviewer an in-depth tour of your systems. This is where this question can come. Now if you have a very
It’s always hectic to debug production issues and it is always wise to have a predefined step to debug any issues. But there can be scenarios where those steps may not work. In those scenarios also you should always have a flow in mind what to check. In this article, we are going to see
In this post, we are going to talk about the methodology that you can follow to debug issues. The methodology is the USE method and we will see how we can use it and why we should incorporate it in our day to day tasks of debugging issues. USE [Utilization, Saturation, and Errors] USE method
It is not an easy task to host a website and then do all the necessary tasks to keep it safe and secure. Now if you building something and for that, you have to give a demo and strict on timelines. Setting up the website and other tasks will consume a lot of time. If