Daemons list

zh-cn:Daemons List Here is a list of daemons. Note that any package can provide a daemon, so this list will never be complete. Please feel free to add any missing daemons here, in alphabetical order. For each daemon the name of the script (for initscripts) and of the service (for systemd) is given.

initscripts	systemd	Description
acpid	acpid.service	Delivers ACPI events.
alsa	alsa-store.service alsa-restore.service	Advanced Linux Sound Architecture; provides device drivers for sound cards.
atd	atd.service	Run jobs queued for later execution.
avahi-daemon	avahi-daemon.service	Allows programs to automatically find local network services.
avahi-dnsconfd	avahi-dnsconfd.service
bitlbee	bitlbee.service	BitlBee IRC/IM gateway.
chrony	chrony.service	Alternative NTP client/server designed for systems not online all the time.
clamav	clamd.service freshclamd.service	Antivirus.
cpupower	cpupower.service	Userspace tools for the kernel cpufreq subsystem
craftbukkit	not yet implemented	CraftBukkit Minecraft server
crond	cronie.service	Daemon to schedule and time events. The daemon name crond is used by at least two packages, cronie and dcron.
cupsd	cupsd.service or cups.service	Common UNIX Printing System daemon.
dbus	dbus.service	Message bus system for software communication.
dcron	dcron.service	Daemon to schedule and time events. The daemon name crond is used by at least two packages, cronie and dcron. cronie is the default cron implementation for Arch.
deluged	deluged.service	Cross-platform and full-featured BitTorrent client.
deluge-web	deluge-web.service	Cross-platform and full-featured BitTorrent client web UI.
dovecot	dovecot.service	IMAP and POP3 server.
dropboxd	not yet implemented	Cross-platform file synchronisation with version control.
fam	deprecated	File Alteration Monitor. (deprecated)
fancontrol	fancontrol.service	Fan control daemon (part of lm_sensors)
fbsplash	not yet implemented	Graphical boot splash screen for the user.
fluidsynth	fluidsynth.service	Software synthesizer
ftpd	not yet implemented	Inetutils ftp daemon
gdm	gdm.service	Gnome Display Manager (Login Screen)
git-daemon	git-daemon.socket	GIT daemon
gpm	gpm.service	Console mouse support.
hal	deprecated	Hardware Abstraction Layer. (Deprecated)
hddtemp	hddtemp.service	Hard drive temperature monitor daemon
healthd	healthd.service	A daemon which can be used to alert you in the event of a hardware health monitoring alarm (part of lm_sensors).
iptables	iptables.service	Load firewall rules.
ip6tables	ip6tables.service	Load firewall rules for ipv6.
httpd	httpd.service See Systemd/Services#apache2 for manual configuration.	Apache HTTP Server (Web Server)
hwclock		Not a daemon as such, but on shutdown, updates hwclock to compensate for drift. Only run this daemon if ntpd is not running as both daemons adjust the hardware clock.
irqbalance	not yet implemented	Irqbalance is the Linux utility tasked with making sure that interrupts from your hardware devices are handled in as efficient a manner as possible.
kdm	kdm.service	KDE Display Manager (Graphical Login)
krb5-kadmind	krb5-kadmind.service	Kerberos 5 administration server
krb5-kdc	krb5-kdc.service	Kerberos 5 KDC
krb5-kpropd	krb5-kpropd.service	Kerberos 5 propagation server
laptop-mode	laptop-mode-tools.service	Laptop Power Saving Tools
lighttpd	lighttpd.service	Lighttpd HTTP Server (Web Server).
lxdm	lxdm.service	LXDE Display Manager (Graphical Login)
mdadm	mdadm.service	MD Administration (Linux Software RAID).
miniDLNA	minidlna.service	simple DLNA/UPnP media server
mpd	mpd.service	Music Player Daemon.
mysqld	mysqld.service	MySQL database server.
mythbackend	mythbackend.service	Backend for the MythTV digital video recording/home theater software.
named	named.service	The Berkeley Internet Name Daemon (BIND) DNS server.
netfs	unused, handled automatically, see remote-fs.target to manually execute scripts	Mounts network file systems.
net-auto-wired	net-auto-wired.service	Netcfg replacement for network - connects to wired network
net-auto-wireless	net-auto-wireless.service	Netcfg replacement for network - connects to wireless network
net-profiles	netcfg.service netcfg@<profile-name>.service	Netcfg replacement for network - connects to profiles
network	(dynamic Ethernet) dhcpcd@<interface>.service	To bring up the network connections.
networkmanager	NetworkManager.service NetworkManager-wait-online.service	Replaces network, and provides configuration and detection for automatic network connections.
nginx	nginx.service	Nginx HTTP Server and IMAP/POP3 proxy server (Web Server)
nscd	nscd.service	Name service cache daemon
ntpd	ntpd.service	Network Time Protocol daemon (client and server).
Ntop	ntop.service	Ntop is a network traffic probe based on libcap.
openntpd	openntpd.service	alternate Network Time Protocol daemon (client and server).
osspd	osspd.service	OSS Userspace Bridge.
openvpn	openvpn@<profile-name>.service	One for each vpn conf file saved like /etc/openvpn/<profile-name>.conf
pdnsd	pdnsd.service	Proxy DNS server with permanent caching.
php-fpm	php-fpm.service	FastCGI Process Manager for PHP
oss	oss.service	Open Sound System. Alternative to ALSA.
postgresql	postgresql.service	PostgreSQL database server.
postfix	postfix.service
powernowd	not yet implemented	To adjust speed of CPU depending on system load. See also CPU Frequency Scaling
pptpd	pptpd.service	A Virtual Private Network (VPN) server using the Point-to-Point Tunneling Protocol (PPTP).
prosody	prosody.service	XMPP server.
ppp	not yet implemented	A daemon which implements the Point-to-Point Protocol for dial-up networking.
preload	preload.service	Makes applications run faster by prefetching binaries and shared objects.
psd	psd.service	Manages your browser's profile in tmpfs and periodically sync it back to your physical disk.
pure-ftpd	not yet implemented	FTP server.
readahead	systemd-readahead-collect.service systemd-readahead-done.service systemd-readahead-drop.service systemd-readahead-replay.service	Readahead for faster boot
rfkill	rfkill.service	(Un)block radio devices. (.service does not seem to provide equivalent functionality.)
rsyncd	rsyncd.service	Rsync daemon.
rsyslogd	rsyslog.service	The latest version of a system logger.
samba	smbd.service nmbd.service winbindd.service	File and print services for Microsoft Windows clients.
saned	saned@.service	To share the scanner system over network.
sensord	sensord.service	Sensor information logging daemon (part of lm_sensors)
sensors	lm_sensors.service	Hardware (temperature, fans etc) monitoring.
slim	slim.service	Simple Login Manager
smartd	smartd.service	Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T) Hard Disk Monitoring
smbnetfs	smbnetfs.service	To automatically mount Samba/Microsoft network shares.
snmpd	not yet implemented	A suite of applications used to implement SNMP
soundmodem	not yet implemented	Multiplatform Soundcard Packet Radio Modem
spamd	spamassassin.service	e-mail spam filtering service.
sshd	sshd.service sshd@.service sshdgenkeys.service	OpenSSH (secure shell) daemon.
stbd	deprecated	This daemon was previously necessary for gnome-system-tools. However, as of gnome-tools 2.28, it is no longer needed.
svnserve	svnserve.service	Subversion server
syslogd	deprecated	This was the older and basic system logger.
syslog-ng	syslog-ng.service	System logger next generation.
timidity++	not yet implemented	Software synthesizer for MIDI.
tor	tor.service	Onion routing for anonymous communication.
transmissiond	transmission.service	Bit Torrent Daemon.
ufw	ufw.service	Uncomplicated FireWall.
vboxservice	vboxservice.service	VirtualBox Guest Service
vsftpd	vsftpd.service vsftpd@.service vsftpd-ssl.service	FTP server.
wicd	wicd.service	Combine with dbus to replace network, a lightweight alternative to NetworkManager.
x11vnc	not yet implemented	VNC remote desktop daemon