Recent notes

How to install metrics server

Install metrics server on Kubernetes cluster.

How to display wireless signal level and link quality

Display wireless signal level and link quality on Raspberry Pi.

How to use taints and tolerations

Define taints and tolerations.

How to alter file ownership and permissions with a feedback information

Alter file ownership and permissions with a feedback information using verbose mode to see what exactly has changed.

November 29, 2023 · milosz

How to display MAC address for wireless device

Display MAC address for wireless device on Raspberry Pi.

How to determine Vagrant machine status

Inspect Vagrant machine status.

November 24, 2023 · milosz · Vagrant

How to find processes related to a specific connection

Find processes related to a specific connection.

November 22, 2023 · milosz

How to compact jq output

Compact jq output.

November 20, 2023 · milosz · JSON

How to assign pod to specific nodes

Assign pod to specific nodes.

How to clear APT cache after each operation

Automatically clear APT cache after each operation.

How to re-read partition table

Re-read partition table without machine reboot using blockdev utility which is a part of the util-linux package that contains several applications oriented towards maintenance of your system.

How to mark node as unschedulable and evict its pods

Mark node as unschedulable and evict its pods.