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CI/CD workflow: Generate test environments with Gitlab and Kubernetes
Use GitlabCI and Helm to create multiple testing environments in your Kubernetes cluster with minimal changes to your CI workflow. Follow this tuto to see how!
Using Docker on IntelliJ to debug your Spring Boot application
Run Spring Boot Java application with Docker through IntelliJ plugin. Debug it through a remote debug configuration and a breakpoint inside your code.
Service mesh architecture with Istio and Kubernetes
A service mesh like Istio offers traffic management, security, and observability and help manage huge infrastructure with more than 100 microservices.
How to monitor your Amazon EC2 instances using CloudWatch Metrics?
Use CloudWatch Metrics to monitor your Amazon EC2 instances, enable some available metrics on it, and learn which metrics are key for your monitoring.
Kubectl debug tools and commands in a Kubernetes environment
Debugging a Kubernetes environment can get tedious. This article provides kubectl debug commands, tools and practices to help you debug in a K8s context.
Apply the same Terraform on multiple AWS accounts without duplicating it
You want to apply the same terraform code to several Amazon Web Services (AWS) accounts? Learn how to use IAM to change the terraform provider parameter
Kubernetes on Google Cloud Platform: automate deployments with Cloud Build
Learn how to set up Continuous Deployment to automatically deploy your application on a Google Kubernetes Engine (GKE) cluster with Google Cloud Build.
How to set up HTTPS with Istio and Kubernetes on Google Kubernetes Engine (GKE)
When trying to set up Istio within a cloud provider like GCP, you will encounter a couple of challenges. One is setting up HTTPS with Istio and Kubernetes on GKE
Codemotion Berlin 2019 : Quick takeaways
Maxime Sraïki and I were at Codemotion, a great software conference in Berlin. I have attended several talks, and here are the main things I have learned.
Monitoring Prometheus-compliant applications in GKE with Stackdriver and RabbitMQ
Monitor Prometheus-compliant Kubernetes Services in GCP using Stackdriver to avoid storage and resilience issues. How to monitor a RabbitMQ cluster?
How to measure the ROI of DevOps and what metrics to follow?
One way to convince your management board to release a budget for a DevOps project is to calculate its ROI. Here are the metrics to measure DevOps ROI.
How to monitor your EBS volumes (AWS) using CloudWatch Metrics?
To monitor your EBS volumes, use CloudWatch Metrics. Enable some available metrics on your EC2 instances and monitor them via CloudWatch or Grafana.
The most interesting DevOps Blogs, Newsletters & Twitter accounts to follow
We listed our favourites DevOps blogs, newsletters and Twitter accounts to keep yourself updated on the latest DevOps technologies, tools, and best practices.
5 minutes to set up Kubernetes Autoscaling
When facing sensible load variations on your Kubernetes infrastructure, the horizontal pod autoscaling is the solution!
Deploying a Kubernetes app with GitLab-Ci (automated pipeline)
Learn in 5 minutes how to deploy your Kubernetes app with GitLab-CI. Create a simple automated GitLab pipeline, using a Kubernetes runner and Helm charts.
4 HTTP Status Codes You Need to Watch Out For
Read this article to find out more about the HTTP status codes you need to watch out for.
AWS IAM: Understanding the Key Concepts of IAM services
What is AWS IAM? Accounts, users, roles, requests, policies… 5 minutes to understand AWS IAM mechanics. Use IAM to deal with identity and authorization.
Kubectl list-clusters, all the commands to know
To save time with Kubernetes, discover the mastering commands for cluster management (Kubectl) to create, delete & monitor resources.