Question: I’m attempting to mount the memory cgroup with the following command: sudo mount -t cgroup none /sys/fs/cgroup/memory -o memory I get the error: mount: /sys/fs/cgroup/memory: wrong fs type, bad option, bad superblock on none, missing codepage or helper program, ...

Question: We ran into a problem all of a sudden after switching our base jdk images and an upgrade of k8s, specifically we wanted to use eclipse-temurin:8u312-b07-jdk. Here is a very simplified example: with content: compile and run it: And ...

Question: I’m using Ubuntu 21.10 and would like to restrict the system resources (CPU, MEM) for a subset of my docker containers – not for a particular container. How can I do that? Answer: I figured out some solution. There ...