# lsof /tmp | awk '{if ($7 != 0) print$0}'
COMMAND     PID                           USER   FD   TYPE             DEVICE  SIZE      NODE NAME
authdaemo  6555                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
authdaemo  6558                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
authdaemo  6559                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
authdaemo  6560                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
authdaemo  6561                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
authdaemo  6562                           root    5u  unix 0xffff81030b8c2840       281375180 /var/lib/courier/authdaemon/socket.tmp
mysqld    22905                          mysql    6u   REG               0,13    20 663938322 /tmp/ib1oZTSZ (deleted)
mysqld    22905                          mysql    8u   REG               0,13 84773 663938424 /tmp/ibRcarbD (deleted)