[$] Highlights from systemd v258: part two

Systemd
v258 was released on September 17 after more than nine months
of development. LWN has already covered some of the
features and changes being readied for v258 before it was final. Now
that the release is out, it is time to look at more of what came in
v258, including a sandbox shell, new boot options, service-level disk
quotas, and enhancements to systemd-resolved.