SYSTEMD-NSRESOURCED.SERVICE(8) systemd-nsresourced.service (NAME) systemd-nsresourced.service, systemd-nsresourced - (SYNOPSIS) systemd-nsresourced.service /usr/lib/systemd/systemd-nsresourced (DESCRIPTION) systemd-nsresourced (transient delegation) UID/GID (user namespace user_namespaces(7) ) Varlink IPC API . (unprivileged) UID/GID . (sandboxes) / (id-mapped mount) . UID/GID : UID/GID . UID/GID (persistency) BPF-LSM systemd-nsresourced . systemd-nsresourced UID User/Group Record Lookup API via Varlink[1] NSS . UID/GID UID/GID . UID GID . (delegated ranges) : UID/GID UID/GID : . (nested) UID . UID . AllocateUserRange() . . Users, Groups, UIDs and GIDs on systemd Systems[2] UID . (identity mappings) : UID/GID UID/GID (UID 0) . . BPF-LSM . UID (foreign UID range) . UID : UID . (API) ( API fsmount() ) cgroup . systemd-nspawn(1) RootImage= ( systemd.exec(5) ) systemd-dissect(1) . Varlink[3] : io.systemd.NamespaceResource cgroup . (SEE ALSO) systemd(1), systemd-mountfsd.service(8), systemd-nspawn(1), systemd.exec(5), systemd-dissect(1), user_namespaces(7) (NOTES) 1. User/Group Record Lookup API via Varlink https://systemd.io/USER_GROUP_API 2. Users, Groups, UIDs and GIDs on systemd Systems https://systemd.io/UIDS-GIDS 3. Varlink https://varlink.org systemd 261.2 SYSTEMD-NSRESOURCED.SERVICE(8)