Resolving Segmentation Fault (“Core dumped”) in Ubuntu

This error may strike your ubuntu at any point of the moment.  A few days ago when I was doing my routine work in my ubuntu laptop, suddenlyI encountered with an error “Segmentation fault ( core dumped)” then I got to know that, this error can strike you ubuntu or any other operating system at …

The closer you think you are, the less you’ll actually see

I hope you have seen the movie Now you see me, it has a famous quote The closer you think you are, the less you’ll actually see. Well, this blog is not about this movie but how I got stuck into an issue, because I was not paying attention and looking at the things closely and …

Best Practices for Writing a Shell Script

I am a lazy DevOps Engineer. So whenever I came across the same task more than 2 times I automate that. Although now we have many automation tools, still the first thing that hit into our mind for automation is bash or shell script.After making a lot of mistakes and messy scripts :), I am sharing …

Can you integrate a GitHub Webhook with Privately hosted Jenkins No? Think again

Introduction One of the most basic requirement of CI implementation using Jenkins is to automatically trigger a Jenkins job post every commit. As you are already aware there are two ways in which a Jenkins job can be triggered in an automated fashion is: Pull | PollSCM Push | Webhook It is a no-brainer that …

AlertManager Integration with Prometheus

One day I got a call from one of my friend and he said to me that he is facing difficulties while setting up AlertManager with Prometheus. Then, I observed that most of the people face such issues while establishing a connection between AlertManager and receiver such as E-mail, Slack etc.From there, I got motivation for …

Its not you Everytime, sometimes issue might be at AWS End

Today an issue reported to me that website of our client was loading very slow which was hosted on AWS Windows server and the same website was loading fine when accessed from outside AWS network,I just felt like might be a regular issue but it all together took me to an inside out of the …

My stint with Runc vulnerability

Today I was given a task to set up a new QA environment. I said no issue should be done quickly as we use Docker, so I just need to provision VM run the already available QA ready docker image on this newly provisioned VM. So I started and guess what Today was not my …

Using Ansible Dynamic Inventory with Azure can save the day for you.

As a DevOps Engineer, I always love to make things simple and convenient by automating them. Automation can be done on many fronts like infrastructure, software, build and release etc. Ansible is primarily a software configuration management tool which can also be used as an infrastructure provisioning tool.One of the thing that I love about Ansible …

Log Parsing of Windows Servers on Instance Termination

 As we all know that how critical are Logs as a part of any system, they give you deep insights about your application, what your system is doing and what caused the error. Depending on how logging is configured logs may contain transaction history, timestamps and amounts debited/credited into client’s account and a lot more. …

Git-Submodule

Rocket Science has always fascinated me, but one thing which totally blows my mind is the concept of modules aka. modular rockets. The literal definition of modules states “A modular rocket is a type of multistage rocket which features components that can be interchanged for specific mission requirements.” In simple terms, you can say that …

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