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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

Rocky Linux was kicked off by CentOS co-founder Gregory Kurtzer in December after CentOS’s Linux parent company and the goal is to replace CentOS cause RedHat announced it would shift...

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

If your ELK cluster has been deployed on AWS ElasticSearch managed service, and your position is to keep the cluster health green then you should follow the steps below to accomplish ...

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,espesially from cost and even a security standpoint. In the next few lines, I...

In aws, Jun 27, 2021

How to install Terraform CLI on Ubuntu 20.04

Terraform is an open-source tool, created by HashiCorp. It’s an Infrastructure as Code tool that enables developers and DevOps to use configuration language called HCL (HashiCorp Conf...

In terraform, Jun 25, 2021

SSH into an AWS ECS Fargate managed container

AWS Fargate is a serverless compute engine for containers and works with both ECS and EKS. Fargate makes it easy for you to focus on building your applications and the idea behind tha...

In aws, Jun 22, 2021

How to install Ansible on Ubuntu

Ansible stands as an IT automation tool that can simplify the deployments of your applications, managing your infrastructure servers, and provides a lot of features and integrations w...

In ansible, ubuntu, Jun 06, 2021

How to stop and start Kubernetes cluster on Azure

In the previous Azure post, we’ve shown how to create an Azure Kubernetes Service (AKS) cluster via the Azure CLI. Today, we’ll focus on how to stop and start AKS cluster using the of...

In azure, kubernetes, Apr 04, 2021