container · go · linux · ppc64le

linux: building and executing containerd on Power

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability [1]. In this tutorial we are going to build and execute it on Power. Before we get started building it, we need to get a Power VM. Ask for a FREE account at http://openpower.ic.unicamp.br/minicloud/. Once you get it, you can start… Continue reading linux: building and executing containerd on Power

docker · linux

docker: get the env vars within the container

linux

linux: add users in batch mode

cloud · docker · linux · ppc64le · s390x · x86_64

docker: creating multi-arch images

One of the great advantages of using containers [1] is that it brings flexibility to you deployments. You can have a container configured with everything you need and move it around to be executed where you want, which is a time saving approach (and reminds me of the Java’s WORA [2]: write once, run anywhere).… Continue reading docker: creating multi-arch images

cloud · container · docker · IBM Cloud Private · kubernetes · linux · ppc64le

ppc64le: easily installing a single cluster of IBM Cloud Private 3.1.2

Willing to try the latest version of IBM Cloud Private? Try out this simple bash script that helps you on installing either EE or CE versions. Enjoy!

kubernetes · macos · minishift · openshift · x86_64

minishift: could not set oc CLI context for ‘minishift’ profile

I decided to install Minishift in the MacOS I’m using and during my first attempt I got the following (I pasted the full log): It took me a good amount of time to discover that doing the following solves the issue: And enables me to have Minishift up and running in MacOS:  

container · docker · linux · macos · x86_64

ubuntu: Err:1 https://dl.yarnpkg.com/debian stable InRelease

I was updating the docker image I use to do Linux stuff within a macOS Mojave and during the update, this error message appeared: To fix it, I had to import the the public key for that repository: With that, everything worked as expected: