Amazon EBS Multi-Attach allows EBS volumes to be attached to multiple EC2 instances within the same Availability Zone (AZ). You can connect several Multi-Attach enabled EBS volumes to a single EC2 instance or a group. However, you should be aware of certain limitations associated with using Multi-Attach. These include potential compromises in performance and security,…
There are two ways to migrate an EC2 instance: 1. Using the AWS Systems Manager automation document and 2. Manually copy the EC2 instance and launch a new one. However, we recommend the second option if you want to move your EC2 instance to another VPC (Virtual Private Cloud). Can You Move an EC2 Instance…
How I setup wordpress to deploy automatically on aws You want to make your wordpress site bulletproof? No server outage worries? Want to make it faster & more reliable. And also host on cheaper components? I was after all these gains & also wanted to kick the tires on some of Amazon’s latest devops offerings….
More and more startups are looking at Redshift as a cheaper & faster solution for big data & analytics. Saggi Neumann posted a pretty good side-by-side comparison of Redshift & Hadoop and concluded they were tied based on your individual use case. Meanwhile, Bitly Engineering concluded Redshift was much easier. Why Should You Choose Redshift Outpacing Hadoop…
I was just reading Oliver Eidel’s blog. He had a great post, with some provocative ideas. Pioneers versus Process people. Now since I love to play devil’s advocate, after reading this thought-provoking article, I thought I would write a bit of my take. Are Pioneers and Process Really Characteristics Of Two Different People? As Oliver describes…
If you’re building anything in the public cloud these days, you’re probably using some automation. There are a lot of ways to reach the goal posts and a lot of tools to choose from. In my case I’ve put Terraform to use over and over again. I’m built vpcs, public & private subnets, and bastion…
Amazon’s spot market for computing power is set up as an open market for surplus servers. The price is dynamic and depends on demand. So, when demand is low, you can get computing instances for rock-bottom prices. When you do that, you normally set a range of prices you’re willing to pay. If it goes…
Everyone is hot under the collar again. So-called serverless or no-ops services are popping up everywhere allowing you to deploy “just code” into the cloud. Not only won’t you have to login to a server, you won’t even have to know they’re there. In this guide, I’m going to provide you with 30 questions that…
What does a cloud computing expert need to know? In part one of the cloud interview guide we covered some basic unix & Linux systems administration skills, and cloud computing and infrastructure concepts. Those are key starting points. You might also want to jump to part 3 cloud dba, architecture and management interview questions. In this second part,…
What does a cloud computing expert need to know? How do you hire a cloud computing expert? Competition for operations & DBAs is fierce, so you’ll want to know how to find the best. If you’re a systems administrator or ops guy, you may want to prepare for an interview for such a position. Meanwhile, if…