Cloud Computing Archives

Can EBS Be Attached to Multiple EC2 | Answered

August 19, 2023 / BY Nolan Granger

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 …

How to Move EC2 Instance to Another VPC

August 17, 2023 / BY Nolan Granger

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, …

Thinking Deeply About Amazon Cloud & Infrastructure Code

August 17, 2023 / BY Nolan Granger

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 …

30 Questions To Ask A Serverless Fanboy

August 16, 2023 / BY Nolan Granger

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 …

Cloud Deployment Interview

August 16, 2023 / BY Nolan Granger

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 …

Cloud Operations Interview

August 16, 2023 / BY Nolan Granger

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 …

Why Your Cloud Is Speeding for A Scalability Cliff

August 16, 2023 / BY Nolan Granger

Don’t believe me that you’re headed for the cliff? Here is the explanation why your cloud is speeding for a scalability cliff. A Startup Scales Up to No Avail Towards …

DB2 SQL Error SQLCODE 551 SQLSTATE 42501 | Solved

August 15, 2023 / BY Nolan Granger

If you’re getting DB2 SQL Error SQLCODE 551 SQLSTATE 42501, chances are your user account doesn’t have the required privilege. Perhaps, you use a different user account from other clients. …

5 Tips to Cache Websites and Boost Speed

August 14, 2023 / BY Nolan Granger

Often when we think about speeding up and scaling, we focus on the application layer itself. We look at the web server tier, and database tier, and optimize the most …

8 Questions to Ask an AWS Expert

August 14, 2023 / BY Nolan Granger

If you’re headhunting a cloud computing expert, specifically someone who knows Amazon Web Services (AWS) and EC2, you’ll want to have a battery of questions to ask them to assess …

How to Deploy on Amazon EC2 With Vagrant | a Step-By-Step Guide

August 14, 2023 / BY Nolan Granger

We already know that the Amazon Elastic Compute Cloud (EC2) is a widely used cloud computing service that offers scalable and flexible virtual server resources. But do you know how …