SYSTEMD−SYSTEM−UPDATE−GENERATOR (man8)
systemd-system-update-generator − Generator for redirecting boot to offline update mode
gnu-linux
systemd-system-update-generator − Generator for redirecting boot to offline update mode
iptables-apply − a safer way to update iptables remotely
quotaon, quotaoff − turn filesystem quotas on and off
reiserfsck − The checking tool for the ReiserFS filesystem.
systemd-networkd-wait-online.service, systemd-networkd-wait-online − Wait for network to come online
loadunimap − load the kernel unicode-to-font mapping table
rpm − RPM Package Manager
pam_limits − PAM module to limit resources
integritysetup – manage dm-integrity (block level integrity) volumes
pam_timestamp − Authenticate using cached successful authentication attempts