$ lsof
command     PID USER   FD      type      DEVICE     SIZE       NODE NAME
init          1 root  cwd       DIR         8,2     4096          2 /
init          1 root  rtd       DIR         8,2     4096          2 /
init          1 root  txt       REG         8,2    43496    6121706 /sbin/init
init          1 root  mem       REG         8,2   143600    7823908 /lib64/ld-2.5.so
init          1 root  mem       REG         8,2  1722304    7823915 /lib64/libc-2.5.so
init          1 root  mem       REG         8,2    23360    7823919 /lib64/libdl-2.5.so
init          1 root  mem       REG         8,2    95464    7824116 /lib64/libselinux.so.1
init          1 root  mem       REG         8,2   247496    7823947 /lib64/libsepol.so.1
init          1 root   10u     FIFO        0,17                1233 /dev/initctl
migration     2 root  cwd       DIR         8,2     4096          2 /
migration     2 root  rtd       DIR         8,2     4096          2 /
migration     2 root  txt   unknown                                 /proc/2/exe