obtaining information about sockets NAME sock_diag - obtaining information about sockets SYNOPSIS #include <sys/socket.h> #include <linux/sock_diag.h> #include <linux/unix_diag.h> …listen for a notification NAME LISTEN - listen for a notification SYNOPSIS LISTEN channel DESCRIPTION LISTEN registers the current session as a listener on the notification channel…I/O event notification facility NAME epoll - I/O event notification facility SYNOPSIS #include <sys/epoll.h> DESCRIPTION The epoll API performs a similar task to poll (2): monitori…TCP protocol NAME tcp - TCP protocol SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> #include <netinet/tcp.h> tcp_socket = socket(AF_INET, SOCK_STREAM, 0); DESCRIPTION Thi…generate a notification NAME NOTIFY - generate a notification SYNOPSIS NOTIFY channel [ , payload ] DESCRIPTION The NOTIFY command sends a notification event together with an optio…monitoring filesystem events NAME fanotify - monitoring filesystem events DESCRIPTION The fanotify API provides notification and interception of filesystem events. Use cases includ…stop listening for a notification NAME UNLISTEN - stop listening for a notification SYNOPSIS UNLISTEN { channel | * } DESCRIPTION UNLISTEN is used to remove an existing registratio…Index of configuration directives NAME systemd.directives - Index of configuration directives UNIT DIRECTIVES Directives for configuring units, used in unit files. Accept= systemd.…Writing and packaging system daemons NAME daemon - Writing and packaging system daemons DESCRIPTION A daemon is a service process that runs in the background and supervises the sys…Linux socket interface NAME socket - Linux socket interface SYNOPSIS #include <sys/socket.h> sockfd = socket(int socket_family , int socket_type , int protocol ); DESCRIPTION This …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 …Linux AppleTalk protocol implementation NAME ddp - Linux AppleTalk protocol implementation SYNOPSIS #include <sys/socket.h> #include <netatalk/at.h> ddp_socket = socket(AF_APPLETAL…per-user persistent keyring NAME persistent-keyring - per-user persistent keyring DESCRIPTION The persistent keyring is a keyring used to anchor keys on behalf of a user. Each UID …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…monitoring filesystem events NAME inotify - monitoring filesystem events DESCRIPTION The inotify API provides a mechanism for monitoring filesystem events. Inotify can be used to m…async-signal-safe functions NAME signal-safety - async-signal-safe functions DESCRIPTION An async-signal-safe function is one that can be safely called from within a signal handler…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 time namespaces NAME time_namespaces - overview of Linux time namespaces DESCRIPTION Time namespaces virtualize the values of two system clocks: • CLOCK_MONOTONIC…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…optional parts of the POSIX standard NAME posixoptions - optional parts of the POSIX standard DESCRIPTION The POSIX standard (the information below is from POSIX.1-2001) describes …