In our previous interview-related question we talked about VPC design, logging system design, monitoring system design, page fault, etc. In this article, we are going to talk about how to calculate how many usage IPs are there in a /24 CIDR. What is a CIDR? CIDR stands for classless inter-domain routing. This is a set
In the previous article of the series, Basics on Kubernetes we talked about deployments in Kubernetes. You can read about it at the below link. In this article, we are going to talk about statefulsets, their similarity, and differences with deployments. What exactly is a Statefulset? Statefulsets are like deployments, they also manage pods that
In this article on basics of Kubernetes, we will talk about what is deployment and its uses. If you have missed the previous article you can find them on this series on basics on Kubernetes. What is deployment in Kubernetes? In Kubernetes, with help of deployment, you can easily control the rollout and updates of
In our previous article on Kubernetes we talked about how kube proxy works, control plane, node components, kubelet and etcd. In this article, we are going to take a look at what exactly is a pod in Kubernetes. What is a pod? A pod is a group of containers and is the most basic deployable
In the last article, we talked about what is /proc file system and how you can see different information there. If you miss the article you can read it below. In this article, we are going to see what exactly is a context switch and what are its impact. What is a context switch? A
When you are giving interviews where you know you will be asked Linux. You can bet heavily on this question. This is one of the most basic questions that can be asked. In this article, we are going to see what is the answer to this question. What does /proc Directory contains? Let’s do a
This is the era of cloud computing and everyone is using it. Cloud computing has given the power of scalability in your hands On the other hand it has made deployments a bit tougher. Sitting at one end of the scalability spectrum. You can read about the two extremes of scalability here. They provide power
Process control block (PCB) is a data structure used by a computer operating system to store all the information about a process. The operating system used a data structure named Process Control Block(PCB) to store the information about a particular process, and this information is required by the CPU while executing the process. Each process
There is a very basic tool that everyone uses that works with servers and infrastructure. It is ssh, ssh uses both symmetric and public-key cryptography to keep the data safe in transit. In this article, we are going to talk about the math behind public-key cryptography. Public-key cryptography depends on the prime numbers and large
Hi, in our recent few articles we are talking about basic Kubernetes and we talked about how Kube proxy works, what is a control plane, what is an etcd, and what are node components of Kubernetes. If you missed the articles you can find them below. In this article, we are going to look into