OS Manuals

/usr/bin/nscd

NSS caching daemon

From nscd-2.44 2.44-r15 (os), captured 2026-11-10 by running nscd --help (exit 0). permalink

Usage: nscd [OPTION...]
Name Service Cache Daemon.

  -d, --debug                Do not fork and display messages on the current
                             tty
  -f, --config-file=NAME     Read configuration data from NAME
  -F, --foreground           Do not fork, but otherwise behave like a daemon
  -g, --statistics           Print current configuration statistics
  -i, --invalidate=TABLE     Invalidate the specified cache
  -K, --shutdown             Shut the server down
  -p, --print=NAME           Print contents of the offline cache file NAME
  -t, --nthreads=NUMBER      Start NUMBER threads
  -?, --help                 Give this help list
      --usage                Give a short usage message
  -V, --version              Print program version

Mandatory or optional arguments to long options are also mandatory or optional
for any corresponding short options.

Supported tables:
passwd group hosts services netgroup

For bug reporting instructions, please see:
<https://www.gnu.org/software/libc/bugs.html>.
Options (11)
OptionDescriptionSource
-d, --debugDo not fork and display messages on the current ttyhelp
-f, --config-file NAMERead configuration data from NAMEhelp
-F, --foregroundDo not fork, but otherwise behave like a daemonhelp
-g, --statisticsPrint current configuration statisticshelp
-i, --invalidate TABLEInvalidate the specified cachehelp
-K, --shutdownShut the server downhelp
-p, --print NAMEPrint contents of the offline cache file NAMEhelp
-t, --nthreads NUMBERStart NUMBER threadshelp
-?, --helpGive this help listhelp
--usageGive a short usage messagehelp
-V, --versionPrint program versionhelp

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.