lsof +L1
lsof: no pwd entry for UID 103
COMMAND   PID     USER   FD   TYPE DEVICE SIZE NLINK   NODE NAME
glftpd   2069     root    5r   REG    9,1  118     0 128271 /glftpd/etc/group
lsof: no pwd entry for UID 103
glftpd  18845      103    5r   REG    9,1  118     0 128271 /glftpd/etc/group