user environment NAME environ - user environment SYNOPSIS extern char ** environ ; DESCRIPTION The variable environ points to an array of pointers to strings called the "environmen…overview of the virtual ELF dynamic shared object NAME vdso - overview of the virtual ELF dynamic shared object SYNOPSIS #include <sys/auxv.h> void *vdso = (uintptr_t) getauxval(AT…overview of Linux capabilities NAME capabilities - overview of Linux capabilities DESCRIPTION For the purpose of performing permission checks, traditional UNIX implementations dist…overview of time and timers NAME time - overview of time and timers DESCRIPTION Real time and process time Real time is defined as time measured from some fixed point, either from …List all manpages from the systemd project NAME systemd.index - List all manpages from the systemd project 3 30-systemd-environment-d-generator (8) — Load variables specified by en…overview of Linux PID namespaces NAME pid_namespaces - overview of Linux PID namespaces DESCRIPTION For an overview of namespaces, see namespaces (7). PID namespaces isolate the pr…overview of Linux user namespaces NAME user_namespaces - overview of Linux user namespaces DESCRIPTION For an overview of namespaces, see namespaces (7). User namespaces isolate se…overview of signals NAME signal - overview of signals DESCRIPTION Linux supports both POSIX reliable signals (hereinafter "standard signals") and POSIX real-time signals. Signal di…list of eBPF helper functions NAME BPF-HELPERS - list of eBPF helper functions DESCRIPTION The extended Berkeley Packet Filter (eBPF) subsystem consists in programs written in a ps…unprivileged access-control NAME Landlock - unprivileged access-control DESCRIPTION Landlock is an access-control system that enables any processes to securely restrict themselves …list of file suffixes NAME suffixes - list of file suffixes DESCRIPTION It is customary to indicate the contents of a file with the file suffix, which (typically) consists of a per…set the current user identifier of the current session NAME SET_ROLE - set the current user identifier of the current session SYNOPSIS SET [ SESSION | LOCAL ] ROLE role_name SET [ …set the session user identifier and the current user identifier of the current session NAME SET_SESSION_AUTHORIZATION - set the session user identifier and the current user identif…Index of configuration directives NAME systemd.directives - Index of configuration directives UNIT DIRECTIVES Directives for configuring units, used in unit files. Accept= systemd.…change the definition of a user mapping NAME ALTER_USER_MAPPING - change the definition of a user mapping SYNOPSIS ALTER USER MAPPING FOR { user_name | USER | CURRENT_ROLE | CURREN…process identifiers NAME credentials - process identifiers DESCRIPTION Process ID (PID) Each process has a unique nonnegative integer identifier that is assigned when the process i…in-kernel key management and retention facility NAME keyrings - in-kernel key management and retention facility DESCRIPTION The Linux key-management facility is primarily a way for…change a database role NAME ALTER_USER - change a database role SYNOPSIS ALTER USER role_specification [ WITH ] option [ ... ] where option can be: SUPERUSER | NOSUPERUSER | CREATE…systemd unit generators NAME systemd.generator - systemd unit generators SYNOPSIS /path/to/generator normal-dir [ early-dir ] [ late-dir ] /run/systemd/system-generators/* /etc/sys…per-user default session keyring NAME user-session-keyring - per-user default session keyring DESCRIPTION The user session keyring is a keyring used to anchor keys on behalf of a u…