In this post we will see how to push a docker image to your AWS ECR and how to pull image from it.
Skip this step if you already have docker on your machine. I am using “
Docker for Windows” software to run dockers on my Windows 10 laptop.
If you have Windows 7 download
Docker Toolbox for Windows with Virtualbox.
Continue reading “AWS ECR : How to push or pull docker image”
Many people have asked us how to become a DevOps engineer so in this post we will show you the skills and technologies which can get you there.
Before we start we should know what is “DevOps”. As you can see the word is combination of “Developer” and “Operations”. So a DevOps engineer is suppose to be a bridge between the development and operations processes.
Let’s see which skills do you need to become a DevOps engineer. In this post we will also discuss how you can acquire these skills for free. We have also mentioned some advanced paid courses which can help you acquire these skills quickly.
Continue reading “Must have skills for DevOps Engineer and Free methods to learn them”
In last couple of years I’ve given certification exams of multiple cloud providers. While AWS and Azure exams are more theoretical and based on multiple choice questions. Redhat Openstack is practical lab exam. In this article I’ll be discussing the pros and cons of the different exam patterns.
Continue reading “Comparing AWS, Azure and Redhat exams”
When you talk about cloud you may have heard about MFA.
Why MFA is important? Before I go into that let me tell you a couple of true incidents.
You may have heard about a company called Code Spaces. But for those who don’t know Code Spaces “was” a code repository company like GitHub.
One day a hacker got control of the AWS Management Console of Code Space.
Continue reading “What is MFA and Why it’s important? – Security in Cloud”
In the last section we discussed about
VPC. In this section we will discuss about EBS.
What is EBS?
Continue reading “AWS Crash Course – EBS”
Azure is quickly adding services in it’s portfolio.
Three of the Azure services “Web Apps”, “Cloud Services” and “API Apps” provide services which are equivalent to AWS Elastic Benastalk.
In this article we will be discussing about Web Apps.
Continue reading “Azure Crash Course – Web Apps”
Route 53 is a DNS service that route user requests.
Amazon Route 53 (Route 53) is a scalable and highly available Domain Name System (DNS).
The name route 53 is reference to UDP port 53 which is generally used for DNS.
Route 53 with its DNS service that allows administrators to direct traffic by simply updating DNS records in the hosted zone.
TTL(Time to Live) can be adjusted for resource records to be shorter which allow record changes to propagate faster to clients.
One of the key features of Route 53 is programmatic access to the service that allows customers to modify DNS records via web service calls.
Three Main functions of Route 53 are:-
Continue reading “AWS Crash Course – Route 53”
In the last section we discussed about EC2. In case you missed it you can check it here
AWS Crash Course – EC2 .
In this section we will discuss about VPC.
Continue reading “AWS Crash Course – VPC”
Often people are confused about different type of load balancers in Cloud. Today we will discuss about them.
Both AWS and Azure offer two type of load balancers.
1) Classic Load Balancers
2) Application Load Balancers
Both load balancers are obviously used to balance the load among multiple clients.
So what is the difference between two?
Continue reading “Difference between Classic and Application Load Balancer – Which one is best?”
Many people are confused about how many usable IPs you can get in a subnet and how to calculate it.
So here I am giving you a simple way to calculate it.
Continue reading “Solved: How to calculate number of available IPs in a Subnet”