nscd(8) name service caching daemon


nscd [OPTION...]


Nscd caches libc-issued requests to the Name Service. If retrieving NSS data is fairly expensive, nscd is able to speed up consecutive access to the same data dramatically and increase overall system performance. Nscd should be run at boot time by /etc/init.d/nscd


-d , --debug
Do not fork and display messages on the current tty.

-f , --config-file NAME
Read configuration data from NAME For a description of the config file format, see nscd.conf(5).

-g , --statistic
Print current configuration statistics.

-i , --invalidate TABLE
Invalidate the specified TABLE i. e. forget all data cached therein. This should be used if the database storing this information has been changed.

-K , --shutdown
Quit a running nscd process.

-S , --secure TABLE
Use a separate cache for each user.

-t , --nthreads NUMBER
Start NUMBER threads. This denotes the maximum number of requests that can be handled simultaneously. The default is set in the configuration file. (See nscd.conf(5).)

-? , --help
Print the list of available options.

Print a short usage message.

-V , --version
Print program version.


Nscd configuration file. See nscd.conf(5) for more information.

Name Service Switch configuration. See nsswitch.conf(5) for more information.