man nss_updatedb (Administration système) - cache name service directories in DB format
NAME
nss_updatedb - cache name service directories in DB format
SYNOPSIS
nss_updatedb nameservice [passwd|group]
DESCRIPTION
The nss_updatedb program gathers entries from the specified nameservice and stores it into a local database in Berkley DB format. It can store passwd and group information.
AUTHOR
nss_updatedb was written by Luke Howard <lukeh@padl.com>
This man page was written by Guido Guenther <agx@debian.org> for the Debian GNU/Linux system.