pod restart with `imagePullPolicy: Always` and docker hub rate limits

by andy01 2 years ago

GNU/Linux ◆ xterm-256color ◆ bash 612 views

HEAD requests are used for obtaining the image reference and they aren’t triggering the Docker Hub rate limiter upon Pod restart with the imagePullPolicy: Always, as long as image reference haven’t been updated on the remote.

https://about.gitlab.com/blog/2020/11/18/docker-hub-rate-limit-monitoring/
https://gitlab.com/gitlab-de/check-docker-hub-limit

nginx.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment
spec:
  selector:
    matchLabels:
      app: nginx
  replicas: 1
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:latest
        imagePullPolicy: Always
        ports:
        - containerPort: 80

More by andy01

akash cli booster 02:56

by andy01 2 years ago

akash state-sync 15:20

by andy01 2 years ago

kernel_rop for CentOS 01:46

by andy01 8 years ago

Hurricane Akash provider upgrade to mainnet6 35:26

by andy01 1 year ago

See all

You can download this recording in asciicast v2 format, as a .cast file.

Download

Replay in terminal

You can replay the downloaded recording in your terminal using the asciinema play command:

asciinema play 541059.cast

If you don't have asciinema CLI installed then see installation instructions.

Use with stand-alone player on your website

Download asciinema player from the releases page (you only need .js and .css file), then use it like this:

<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" type="text/css" href="asciinema-player.css" />
</head>
<body>
  <div id="player"></div>
  <script src="asciinema-player.min.js"></script>
  <script>
    AsciinemaPlayer.create(
      '/assets/541059.cast',
      document.getElementById('player'),
      { cols: 140, rows: 34 }
    );
  </script>
</body>
</html>

See asciinema player quick-start guide for full usage instructions.

While this site doesn't provide GIF conversion at the moment, you can still do it yourself with the help of asciinema GIF generator utility - agg.

Once you have it installed, generate a GIF with the following command:

agg https://asciinema.org/a/541059 demo.gif

Or, if you already downloaded the recording file:

agg demo.cast demo.gif

Check agg --help for all available options. You can change font family and size, select color theme, adjust speed and more.

See agg manual for full usage instructions.