Tuesday, January 5, 2021

Most Underappreciated AWS Service and Why

Who wants to mention in their resume that one of their operation task is to tag the cloud resources? Well I did and mentioned that one of the tools I used for that purpose was Tag Editor. Interviewer was surprised to learn that there was such a thing in AWS which allowed tagging multiple resource at once. I got the job due to this most under-appreciated and largely unknown service.

Monday, October 19, 2020

From DBA to DBI

Recently Pradeep Parmer at AWS had a blog post about transitioning from DBA to DBI or in other words from database administrator to database innovator. I wonder what exactly is the difference here as any DBA worth his or her salt is an innovator in itself.

Monday, October 5, 2020

What is Purpose Built Database

 In simple words, a general Database Engine is a big clunky piece of software with features for all the use cases, and its up to you to choose which features to use. Whereas in a purpose built database, you get a lean, specific database which is only suitable for the feature you want.

Saturday, September 26, 2020

5 Important Steps Before Upgrading Oracle on AWS RDS

 Even though AWS RDS (relational database service) is a managed service which means that you won't have to worry about upgrades, patches and other tidbits, you still have the option of manually triggering the upgrade at time of your choice.

Thursday, September 17, 2020

Choice State in AWS Step Functions

Richly asynchronous server-less applications can be built by using AWS step functions. Choice State in AWS Step Functions is the newest feature which was long awaited.

Tuesday, August 18, 2020

CloudFormation Template for IAM Role with Inline Poicy

I struggled with this a bit to create a cloudformation template for IAM role with inline policy with IAM user as principal. So here it is as a quick reference:

Friday, August 14, 2020

How to Read Docker Inspect Output

Here is quick easy set of instructions as how to read docker inspect output:

First you run the command:

docker inspect <image id> or <container id>

Wednesday, August 12, 2020

Installing Docker on Amazon Linux 2

Installing docker on Amazon Linux 2 is full of surprises which are not easy to deal with. I just wanted to test something within a container environment, so spun up a new EC2 instance from the following AMI:

Amazon Linux 2 AMI (HVM), SSD Volume Type - ami-0ded330691a314693 (64-bit x86) / ami-0c3a4ad3dbe082a72 (64-bit Arm)

After this Linux instance came up, I just did yum update to get all the latest stuff:

 sudo yum update

All good so far.

Monday, August 10, 2020

Quick Intro to BOTO3

 I just published my very first tutorial video on youtube which lists down a quick introduction to AWS BOTO3 with a step by step walkthrough of a simple program. Please feel free to subscribe to my channel. Thanks. You can find video here.

Friday, August 7, 2020