Running Ubuntu on Apple's Container

After getting Apple&rsquo;s container running , the thing I actually wanted was a normal Ubuntu box to poke around in. That took one more step than I expected: systemd. A container runs whatever its CMD is as PID 1. The stock ubuntu:26.04 image doesn&rsquo;t ship an init, so you boot into a bare shell and not much else. If you want services, units, and a machine that behaves like a real Ubuntu…