Building the memcached-operator with podman and OCP
On this exercise we will go through the issues that I found while trying the example mem-cached operator.
Index
Application using images from the internal registry
On this exercise1, we will deploy an application, tag and push a new version of the image to the Internal Registry, find where the image is hosted and patch the deployment to use the new image.
PromQL expressions for K8S
A set of PROMQL expressions that has been the most useful for me.
Parsing messages with grep and awk
When handlind hundreds of log files for inspection, knowing how to use grep to parse and find the relevant errors saves a lot of time. I usually use grep for that, and in this note, I've saved some awk notes.
JQ Oneliners
A set of oneliners that has been the most useful for me.