Swarm

Docker - Swarm

Linux, Docker

Setup

Let’s assume we have 3 Nodes in a Docker Swarm Setup.

  • Tick
  • Trick
  • Track

Track is the Leader/Manager. All Machines runs Debian 12.0 (RC, as it is not yet released)

Show Nodes

docker node ls

root@track:~# docker node ls
ID                            HOSTNAME    STATUS    AVAILABILITY   MANAGER STATUS   ENGINE VERSION
b2zvkc374v08q2rpocljhkg5n     tick        Ready     Active                          23.0.2
khom3cx05bxqxktjq1k5j16gk *   track       Ready     Active         Leader           23.0.2
lq53s6mhuzvqrehks0j68sr3e     trick       Ready     Active                          23.0.2

Create Simple Service

Run a simple Docker service that uses an alpine-based filesystem, and isolates a ping to 8.8.8.8