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How to install Docker on Rocky Linux 8

In the early December last year, RedHat took us all by suprise with the CentOS 8 End Of Life (EOL) announcement, that was scheduled for the end of 2021. In response to this, the origi...

In Docker, Jul 05, 2021

How to fix Docker login unknown shorthand flag error

In some of the previous posts I’ve covered the Authorization token method when authenticating to an AWS ECR private registry. If you have followed the steps as described in the post y...

In Docker, AWS, Jul 03, 2021

How to install Terraform on Rocky Linux

Finally, there is a replacement on the CentOS distro. The fresh and new Rocky Linux will replace the Centos, so the Centos team announces that they are going to focus on the CentOS St...

In Terraform, Jul 02, 2021

How to refresh AWS ECR authorization token

AWS ECR is a managed container registry which allows us to store, manage and deploy container images, mostly Docker images. Similar to Docker Hub, ECR supports two types of registries...

In AWS, Jul 01, 2021

How to resolve AWS Elasticsearch cluster in red or yellow state

Understanding the ES cluster status state is crucial, when it comes to ES troubleshooting. If your role is to keep ES cluster healthy then you have to understand all the three states ...

In AWS, Jun 30, 2021

How to list S3 bucket size from the command line

AWS S3 as a service is pretty cheap and probably the most popular one among the rest of the cloud object storage services. S3 is most often used as a database backup storage, log stor...

In AWS, Jun 29, 2021

How to stop all running EC2 instances from the command line

Stopping preproduction, staging environment EC2 instances could be described sometimes as a good practice. In the next few lines, I’ll show you how you can easily stop all running EC2...

In AWS, Jun 27, 2021

How to install Terraform CLI on Ubuntu 20.04

All the cloud service providers have integrated and ease the way of using Terraform. So using terraform as infrastructure as code tool will efficiently minimize your code and speed up...

In Terraform, Jun 25, 2021

SSH into an AWS ECS Fargate managed container

Managing servers from the developers’ side causes difficulties. To avoid such situations AWS offers Fargate, the new compute engine which will manage your ECS cluster depending on you...

In AWS, Jun 22, 2021

How to install Ansible on Ubuntu

Ansible is an IT automation tool that can help you to simplify the deployments of your applications, efficiently manage your infrastructure servers, and provides a lot of features and...

In Ansible, Ubuntu, Jun 06, 2021