さっそく入れたんだけど、なんか大量にtmpfsができててビビった
# df -k
...
tmpfs 1024 0 1024 0% /run/credentials/systemd-journald.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-network-generator.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-sysctl.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-udev-load-credentials.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-tmpfiles-setup-dev-early.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-sysusers.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-tmpfiles-setup-dev.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-vconsole-setup.service
tmpfs 482956 0 482956 0% /tmp
tmpfs 1024 0 1024 0% /run/credentials/systemd-tmpfiles-setup.service
tmpfs 1024 0 1024 0% /run/credentials/systemd-resolved.service
tmpfs 96588 4 96584 1% /run/user/1000
...