− delete a group
groupdel command modifies the system account files,
deleting all entries that refer to GROUP. The named
group must exist.
which apply to the groupdel command are:
Display help message and
Apply changes in the
CHROOT_DIR directory and use the configuration files
from the CHROOT_DIR directory.
You may not
remove the primary group of any existing user. You must
remove the user before you remove the group.
manually check all file systems to ensure that no files
remain owned by this group.
configuration variables in /etc/login.defs change the
behavior of this tool:
Maximum members per group
entry. When the maximum is reached, a new group entry (line)
is started in /etc/group (with the same name, same password,
and same GID).
value is 0, meaning that there are no limits in the number
of members in a group.
(split group) permits to limit the length of lines in the
group file. This is useful to make sure that lines for NIS
groups are not larger than 1024 characters.
If you need to
enforce such limit, you can use 25.
groups may not be supported by all tools (even in the Shadow
toolsuite). You should not use this variable unless you
really need it.
Group account information.
Secure group account
groupdel command exits with the following values:
invalid command syntax
specified group doesn't
can't remove user's primary
can't update group file
chsh(1), passwd(1), gpasswd(8),
groupadd(8), groupmod(8), useradd(8),