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The lifecycle hooks are the great feature of auto scaling, it helps to control instance launch and termination state within auto-scaling group. I got to know about this hidden feature when I was looking for a solution where I had to perform some automated tasks on the instance before adding/removing it from auto-scaling group. I was...
This blog post refers to a newly established concept in Docker Technology i.e. Docker Swarm. The Swarm can be used for clustering of more than one Docker engines. Using Swarm, Docker containers can be launched to any node in the cluster. It comprises of 2 logics based on which containers can be launched and managed on the cluster nodes: ...
Last week, I got into a situation where I had to scale the application to store unpredictable user sessions in Memcached. The vertical scaling could be extended up to a limit but to meet the application requirements, I had to go with horizontal scaling. AWS does not provide any service to autoscale Memcached nodes according to the...
CHEF is the most popular configuration management tool in the market these days as CHEF turns infrastructure into code and you can do almost anything using it. Recipes are the heart of CHEF. OpsWorks has been gaining a lot of momentum for last few months, the major factor being its support for CHEF. So, in this blog we will be discussing...
Docker monitoring is very important when it comes to using Docker. In my last blog, I talked about how we can monitor the status of a Docker container using a bash script and AWS CloudWatch. In this blog, I will be telling you how to get insights of your Docker container using a tool called Ruxit. Ruxit is a tool that I found as I...
PostgreSQL is another SQL. It is the second most popular Structured Query Language after MySQL. The steps discussed in the blog can be used for any kind of migration of PostgreSQL. From on-premise to cloud or on-premise to on-premise or cloud to on-premise. Use-case I had to migrate my PostgreSQL running on an EC2 server to RDS...
The AWS re:Invent 2015 has brought with itself a lot of new iterations of services and a lot of new services as well. One such iteration of AWS CloudWatch is the AWS CloudWatch Dashboards. Any of you who might have used tools like Datadog would definitely have heard of metric Dashboards where you can create you custom Dashboards....
Recently, we came across a scenario where we need to create AMIs of multiple production servers running in four different AWS accounts. One solution was to create an automation script to be run on an AWS EC2 instance running in each aws account which would create AMI of all production servers running in each account. This would have...
Day 2 here in Vegas @ re-Invent started with an unimpeachable energy of 19000 ninjas with Keynotes of Andy Jassy (SVP, Web Services @ Amazon). In 120 minutes, he gave the insight of new AWS growth metrics and made 12 announcements which include new services and features. New Services and Features Announcements ...
AWS re:Invent has already begun and keeping in mind security of your applications in the cloud, AWS has launched a new service called AWS Web Application Firewall. This service is intended to secure what you share on the world wide web via AWS CloudFront. Making the experience for the user better with more security is what AWS has always...
So, the big event has started and TO THE NEW is also taking part at AWS re:Invent 2015 annual conference this year again. This event is going to feature more than 250+ Technical session, Keynotes announcements, Partner expo, Hackathon and many more. A huge number of companies are here to showcase their product at Partner expo and...
There are no such tools till now to monitor whether your Docker container is running or not. Now, I had a Docker container running in production and I could not afford not knowing whenever it went down or rather stopped. So, I decided to do something about it. The blog is about the same. What we will be doing is checking whether the...
