92

Chapter 5. Users and Groups

Group

GID

Members

rpm

37

rpm

utmp

22

wnn

49

ntp

38

nscd

28

apache

48

mysql

27

mailnull

47

smmsp

51

rpc

32

xfs

43

gdm

42

rpcuser

29

nfsnobody

65534

ident

98

radvd

75

sshd

74

postgres

26

squid

23

named

25

pcap

77

wine

66

mailman

41

netdump

34

ldap

55

postdrop

90

postfix

89

privoxy

101

pvm

24

Table 5 2. Standard Groups

5.4. User Private Groups

Red Hat Linux uses a user private group (UPG) scheme, which makes UNIX groups easier to use.

The UPG scheme does not add or change anything in the standard UNIX way of handling groups;

it simply offers a new convention. Whenever you create a new user, by default, they have a unique

group. The scheme works as follows: