This is a list of Unix daemons that are found on various Unix-like operating systems. Unix daemons typically have a name ending with a d.
| Process | Description |
|---|
| init[1] | The Unix program which spawns all other processes. |
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| biod[2] | Works in cooperation with the remote nfsd to handle client NFS requests. |
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| crond[1] | Time-based job scheduler, runs jobs in the background. |
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| dhcpd | Dynamically configure TCP/IP information for clients. |
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| fingerd | Provides a network interface for the finger protocol, as used by the finger command. |
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| ftpd[1] | Services FTP requests from a remote system. |
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| httpd | Web server daemon. |
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| inetd[3] | Listens for network connection requests. If a request is accepted, it can launch a background daemon to handle the request, was known as the super server for this reason. Some systems use the replacement command xinetd. |
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| lpd | The line printer daemon that manages printer spooling. |
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| nfsd[2] | Processes NFS operation requests from client systems. Historically each nfsd daemon handled one request at a time, so it was normal to start multiple copies. |
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| ntpd | Network Time Protocol daemon that manages clock synchronization across the network. xntpd implements the version 3 standard of NTP. |
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| portmap/rpcbind | Provides information to allow ONC RPC clients to contact ONC RPC servers |
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| sshd | Listens for secure shell requests from clients. |
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| sendmail | SMTP daemon. |
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| swapper | Copies process regions to swap space in order to reclaim physical pages of memory for the kernel. Also called sched. |
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| syslogd | System logger process that collects various system messages. |
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| syncd | Periodically keeps the file systems synchronized with system memory. |
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| xfsd | Serve X11 fonts to remote clients. |
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| vhand | Releases pages of memory for use by other processes. Also known as the "page stealing daemon" |
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| ypbind | Find the server for an NIS domain and store the information in a file. |
|---|
See also
References
- ^ a b c Verma, Archna (2006), Unix and Shell Programming, Laxmi Publications, p. 84, ISBN 81-7008-958-1, http://books.google.com/books?id=JhS-TkW0tOYC&pg=PA84
- ^ a b Rosen, Kenneth H.; Host, Douglas A.; Klee, Rachel (2006), UNIX: the complete reference, Complete Reference Series (2nd ed.), McGraw-Hill Professional, p. 514, ISBN 0-07-226336-9, http://books.google.com/books?id=2Et--84HIkwC&pg=PA514
- ^ Stevens, W. Richard; Fenner, Bill; Rudoff, Andrew M. (2004), UNIX Network Programming: The sockets networking API, Addison-Wesley professional computing series (3rd ed.), Addison-Wesley Professional, p. 372, ISBN 0-13-141155-1, http://books.google.com/books?id=ptSC4LpwGA0C&pg=PA372
