1. daemon-less Image Build Tools 1.1 What Is a daemon-less Image Build Tool In a CICD pipeline, image builds come up often, and the conventional approach is to build with Docker in Docker or Docker out of Docker. For details, see: How to Use Docker in Docker In fact, to avoid monopolies and advance the industry, a unified OCI image format specification based on the Docker image format was defined long ago.

1. DockerHub Limits In the end, there is no getting around this error: 1 Error response from daemon: toomanyrequests: You have reached your pull rate limit. You may increase the limit by authenticating and upgrading: https://www.docker.com/increase-rate-limit Starting November 2, 2020, DockerHub officially began limiting the pull rate for non-paying users:

Many cloud native open source components start with the service and add visualization later. Today I had a brainstorm and went the opposite way: first the visual interaction, then the underlying design. 1. One Canvas Covers Half of Cloud Native Users only need one canvas. Define the Workflow, and they can roam freely across all kinds of fancy Cloud Native applications.

For engineers in the internet industry, what comes to mind most often is the Scalability of systems — for example, how to improve a system as traffic, compute, and storage grow, with all kinds of horizontal and vertical scaling options. Besides services, the Scalability of a team is also critical.

1. What GitHub Actions Is In an earlier post I put the CI capabilities GitLab provides into practice — click here to see. The advantages of using GitLab are that it can be deployed privately, it allows an unlimited number of private repositories, its CI configuration is simple, and it can connect to self-hosted Runners.