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Infrastructure adventures
Interesting challenges I faced during my IT operations/DevOps journey and some other related things
Series: self-renewing wildcard SSL certificates
Useful code snippets
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Highlighted stories
Vertical Pod Autoscaler deep dive, limitations and real-world examples
Vertical Pod Autoscaler deep dive, limitations and real-world examples
Unfortunately, there’s a lack of good, useful examples on the Internet regarding how the Kubernetes Vertical Pod Autoscaler actually works.
Daniel Megyesi
Feb 21, 2020
AWS vs GCP vs on-premises CPU performance comparison
AWS vs GCP vs on-premises CPU performance comparison
The goal: help exactly how many vCPUs you need to buy in the cloud, when you already know how many you normally use in a physical server.
Daniel Megyesi
Mar 21, 2018
...and all the rest of them
Kubeconfig cleanup for unreachable clusters
Kubeconfig cleanup for unreachable clusters
There are a bunch of tools, kubectl plugins to clean up a cluttered kubeconfig file but none of them do a healthcheck on the items.
Daniel Megyesi
Aug 21
Things I wish I knew earlier: Alpine Linux cmd package alias
Things I wish I knew earlier: Alpine Linux cmd package alias
I had to Google countless times what is the damn package name in Alpine Linux to install a simple dig or telnet command.
Daniel Megyesi
Feb 10, 2023
Hands-on: Lustre FSx plugin for EKS, shared storage for machine learning workloads on K8s
Hands-on: Lustre FSx plugin for EKS, shared storage for machine lea...
This is a very helpful tool in machine learning workloads, when you need to reuse the same training data, especially since you can attach…
Daniel Megyesi
Feb 21, 2020
Centralized SSH login to Google Compute Engine instances
Centralized SSH login to Google Compute Engine instances
How to manage SSH users centrally for Google Cloud VMs.
Daniel Megyesi
Aug 19, 2018
Working with multiple environments in gcloud CLI
Working with multiple environments in gcloud CLI
How to manage different environments and projects in Google Cloud and switch between them quickly, each with their own settings and…
Daniel Megyesi
Aug 19, 2018
Docker Registry login with Google Cloud service accounts
Docker Registry login with Google Cloud service accounts
How to push Docker images to Google Container Registry
Daniel Megyesi
Aug 19, 2018
Self-renewing Let's Encrypt wildcard certificates in K8s for internal domains: Part II - certs
Self-renewing Let's Encrypt wildcard certificates in K8s for intern...
A guide to automatically provision Let's Encrypt wildcard certificates, on Google Cloud.
Daniel Megyesi
Aug 19, 2018
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