Difference between columnar and row-based databases.

Difference between columnar and row-based databases.


There are many types of databases present and there is a lot of confusion(for beginners) to use which one in which cases. To add to the confusion there are columnar databases. In this article, we will look at what is the difference between row-based and columnar databases and where we can use columnar databases. Difference

Logrotate: How and Why you should use it properly.

Logrotate: How and why you should use it properly.


In my on-call duty for the last few years. One thing that comes, again and again, is log cleanup. This happens because of the wrong logrotate or no use of this at all. When we talk about disk cleanup, this is kind of toil to me. To understand what is toil you can look at

Swap memory and how it affects your latencies.

Swap memory and how it affects your latencies.


When you work with Linux and memory you must have heard the term swap memory. In this article, we are going to see how swap memory affects the latencies of your system, and should you keep them or not? What is a swap memory? It is a memory space that is made available separately to

Do you know about honeypot servers?

What are a honeypot server and its uses?


Every one of you must be aware of the term hacking and on the web, domain hackers have to make malicious requests to take down the servers. There are many kinds of attacks that they try to perform and these honeypot servers are ways to analyze their attack patterns. What is a honeypot server? Honeypot

Are you preparing for DevOps and SRE Interview?

Here is a book for you.


Interview preparation and interview questions for DevOps and SRE






A good reads for last-minute preparations for handling DevOps and SRE interviews at companies like LinkedIn, Visa, Atlassian, etc.