[root@localhost test]# tail -10 /etc/passwd
rpcuser:x:29:29:RPC Service User:/var/lib/nfs:/sbin/nologin
nfsnobody:x:65534:65534:Anonymous NFS User:/var/lib/nfs:/sbin/nologin
pcap:x:77:77::/var/arpwatch:/sbin/nologin
xfs:x:43:43:X Font Server:/etc/X11/fs:/sbin/nologin
htt:x:100:101:IIIMF Htt:/usr/lib/im:/sbin/nologin
canna:x:39:39:Canna Service User:/var/lib/canna:/sbin/nologin
wnn:x:49:49:Wnn Input Server:/var/lib/wnn:/sbin/nologin
test:x:1000:1000::/home/test:/bin/bash
test1:x:1001:1001::/home/test1:/bin/bash
test2:x:1002:1002::/home/test2:/bin/bash
[root@localhost test]# tail -10 /etc/passwd | sort -t: -k3,3 -g
rpcuser:x:29:29:RPC Service User:/var/lib/nfs:/sbin/nologin
canna:x:39:39:Canna Service User:/var/lib/canna:/sbin/nologin
xfs:x:43:43:X Font Server:/etc/X11/fs:/sbin/nologin
wnn:x:49:49:Wnn Input Server:/var/lib/wnn:/sbin/nologin
pcap:x:77:77::/var/arpwatch:/sbin/nologin
htt:x:100:101:IIIMF Htt:/usr/lib/im:/sbin/nologin
test:x:1000:1000::/home/test:/bin/bash
test1:x:1001:1001::/home/test1:/bin/bash
test2:x:1002:1002::/home/test2:/bin/bash
nfsnobody:x:65534:65534:Anonymous NFS User:/var/lib/nfs:/sbin/nologin |