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< ALL BLOG POSTS
Author:
Sergio Rua
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Kubernetes: downscale your costs
The Hidden Costs of Kubernetes – and How to Control Them
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Ansible: Variables scope and precedence
Introduction
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Kubernetes Operators pros and cons — the good, the bad and the ugly
The kind defines which API you require for this application to be deployed and the apiVersion is used to differentiate between development…
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How to integrate Hashicorp Vault into your automation, builds and Kubernetes
Introduction
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Kubernetes GitOps Continuous Integration and Delivery with Fleet and Rancher
Fleet implements GitOps at scale allowing you to manage up to one million clusters.
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Securing Access to Kubernetes with Rancher
The built-in ones are good for most use cases. They are pretty granular covering access to Rancher itself down to individual projects or…
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Kubernetes Network Policies with Calico
We’re going to look at how to manage network policies in Kubernetes with Calico.
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Kubernetes Network Policies
An introduction to Kubernetes Network Policies
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Vals-Operator: Managing Kubernetes Secrets
Introducing vals-operator — an opensource tool for managing secrets in Kubernetes
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Kubernetes Capacity Planning with Vertical Pod Autoscaler
Learn about capacity planning in Kubernetes with Vertical Pod Autoscaler
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Rancher: break in case of emergency
What is SUSE Rancher?
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Managing Terraform Code
Terraform is a brilliant tool to manage Infrastructure as Code we at Digitalis both love and hate in equal measure.
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SUSE Rancher: why?
At Digitalis we have embraced SUSE Rancher and became Gold partners with SUSE Rancher. Do you want to know why? Keep reading.
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Kubernetes Security and Compliance in the Financial Sector
Want some security tips and context for cloud-native platforms in financial services?
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Amazon MSK autoscaling
I’ve been using Amazon MSK for some time and today I encountered an interesting problem with autoscaling. Read more to find out!
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Kubernetes: how do we do it
Introduction
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Rotating database credentials
Introduction
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Thoughts on KubeCon 2022
Introduction
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Vals-Operator 0.6.2
What is it?
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Monitoring Cassandra on Kubernetes with AxonOps
Introduction
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Cassandra SSL certificates rotation
Introduction
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Why I decided to use Karpenter
Introduction
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The case for bare metal and hybrid cloud
Introduction
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Traefik Ingres with Mutual TLS in Kubernetes
Introduction
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Strimzi Kafka with Traefik Ingress and custom CA
How to implement a secure access to a Kafka cluster in Kubernetes
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Why is monitoring so difficult
The truth is sometimes hard to hear
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KubeCon and CloudNativeCon EU 2023
Introduction
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CloudNative-PG: running PostgreSQL in K8s
Introduction
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CockroachDB: a DevOps story
Introduction
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Terraform: keeping your code dry
Managing multiple environments
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Kubernetes: look mum, no Load Balancer
Running Kubernetes without an Ingress
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How to add CORS to S3 with CloudFront
Introduction
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Custom Virtual Machine images for Azure and AWS
Introduction
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Running containers without load balancers
ECS and Cloudflare
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Back to foundations: SSH
Tips and tricks
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How to mount a Google bucket to a Kubernetes pod
And save a few dollars
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Tricks of the trade: working with environments
Switching between workloads and environments safely
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Why and how we collect logs
Crash dump collected
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Scaling New Heights: Modernising Your Application with Kubernetes
One step at a time
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The risks of AI to your data
Is your company at risk?
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Future-Proof Your Cloud: Considering European Options Beyond the Hyperscalers
Make Europe Great Again
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Collecting metrics, traces and logs
Simplicity is better
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How to run Kubernetes on premises for beginners
It is easier than you thought
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Using Molecule to Test Ansible Roles
This blog looks at how to use Molecule to test roles in isolation, as no one is perfect and we all make mistakes but many can be avoid with careful planning.
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Cassandra with AxonOps on Kubernetes
How to deploy Apache Cassandra on Kubernetes with AxonOps management tool. AxonOps provides the GUI management for the Cassandra cluster.
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Ansible Versioning
The most common way of keeping track of your changes to Ansible is using version control. This blog discussed approaches to version control and managing dependencies for Ansible projects.
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Ansible: Variables scope and precedence
Variable scoping can be quite complicated on Ansible and it’s important to know what variable your playbook is going to be using. But sometimes it’s not as easy as it may appear and I’d like to run you through a scenario we found where the results were quite what was expected.
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