Ease is bigger threat to progress than hardship
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 …
Continue reading “The closer you think you are, the less you’ll actually see”
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 …
Overview Prometheus is an opensource monitoring solution that gathers time series based numerical data. It is a project which was started by Google’s ex-employees at SoundCloud. To monitor your services and infra with Prometheus your service needs to expose an endpoint in the form of port or URL. For example:- {{localhost:9090}}. The endpoint is an HTTP …
Introduction A few days back I encountered with a simple but painful issue. I am using ELK to parse my application logs and generate some meaningful views. Here I met with an issue which is, logstash inserts my logs into elasticsearch as per the current timestamp, instead of the actual time of log generation. This …
Introduction : As we had a discussion about Ip addresses and their classes in the previous blog,we can now start with Sub-netting. Network Mask /Subnet Mask – As mask means to cover something, IP Address is made up of two components, One is the network address and the other is the host address.The Ip Address …
Continue reading “Classless Inter Domain Routing Made Easy (Cont..)”
Introduction : One day I was working with VPC (Virtual Private Cloud) inside AWS(Amazon Web Services), where I had a need to calculate the CIDR notation of an IP address and subnet combinations. I had to use online tools to calculate the Subnets and CIDR every time when I was working with VPC, but I …
Requirement We need private git repositories for internally use in our project so we use Gitolite for this requirement. Our client has a lot of consultants, partners and short term employees working with their code so they needed a good way of controlling access to the repos and preferably without giving each of them a …
Introduction This time we familiarize you with the backings of chef kitchen. Chef kitchen provides you facility of trial and verification of your cookbooks over different environment so that you can confidently use them on your targeted infrastructure. This may be getting boring some times but here is always some seeds in oranges. Prerequisites …
If you are from agile background you would be already aware about the importance of testing your code as you develop. As DevOps SCM tools are maturing where we try to have our complete infrastructure as code it becomes a dire necessity to have our infrastructure code to be tested as well. In this blog …
Introduction As we work with cookbook in our previous blog, we are now aware about how chef really works and manage machines using cookbooks. Its crucial to understand the potential of thoughts and theories behind any concept. According to Albert Einstein, “A Theory Can Be Proved By Experiment; But No Paths Leads from …
Devops Done Right 