Monthly Archives: September 2017

Kubernetes & Kops: Make Your Own Encrypted Debian AMI

Kops is the most popular solution to install Kubernetes on AWS in a highly-available way. Debian is the preferred Linux distro for kops, which is somewhat annoying if you see that CoreOS is the preferred container Linux. Moreover, the Debian … Continue reading

Posted in DevOps | Tagged , , | Comments Off on Kubernetes & Kops: Make Your Own Encrypted Debian AMI

Kubernetes: Make Pods Run on Your Master Nodes

Some pods you might want to run on your master nodes, too. This may be because they are exporting master node metrics or even to save resources: say you want many instances of a specific pod. In that case (and … Continue reading

Posted in DevOps | Tagged | Comments Off on Kubernetes: Make Pods Run on Your Master Nodes

Kubernetes: How to Make Your Node a Master

Under some circumstances Kubernetes is forgetting its master nodes (kops, canal). If this happens, your masters will get scheduled full of pods. If this is the case the following command might help you: kubectl taint master1.compute.internal key=node-role.kubernetes.io/master:NoSchedule This command seems … Continue reading

Posted in DevOps | Tagged | Comments Off on Kubernetes: How to Make Your Node a Master

Kubernetes: How to Delete all Taints from a Node

kubectl patch node node1.compute.internal -p ‘{“spec”:{“taints”:[]}}’

Posted in DevOps | Tagged | Comments Off on Kubernetes: How to Delete all Taints from a Node

Lost Web Passwords After Migrating to New Mac

After migrating to a new Mac, I found out that a ton of my web site passwords were gone or were out of date (I haven’t been using iCloud passwords or any other password app). The Migration Assistant seems to … Continue reading

Posted in Operating systems | Tagged , , , | Comments Off on Lost Web Passwords After Migrating to New Mac