.TH SOFDSNOOP 8 "2019-07-29" "USER COMMANDS" .SH NAME sofdsnoop \- traces FDs passed by sockets .SH SYNOPSIS usage: sofdsnoop [\-h] [\-T] [\-p PID] [\-t TID] [\-n NAME] [\-d DURATION] .SH DESCRIPTION Trace file descriptors passed via socket .SS "optional arguments:" .TP \fB\-h\fR, \fB\-\-help\fR show this help message and exit .TP \fB\-T\fR, \fB\-\-timestamp\fR include timestamp on output .TP \fB\-p\fR PID, \fB\-\-pid\fR PID trace this PID only .TP \fB\-t\fR TID, \fB\-\-tid\fR TID trace this TID only .TP \fB\-n\fR NAME, \fB\-\-name\fR NAME only print process names containing this name .TP \fB\-d\fR DURATION, \fB\-\-duration\fR DURATION total duration of trace in seconds .SH EXAMPLES .TP Trace passed file descriptors # .B sofdsnoop .TP Include timestamps # .B sofdsnoop \fB\-T\fR .TP Only trace PID 181 # .B sofdsnoop \fB\-p\fR 181 .TP Only trace TID 123 # .B sofdsnoop \fB\-t\fR 123 .TP Trace for 10 seconds only # .B sofdsnoop \fB\-d\fR 10 .TP Only print process names containing "main" # .B sofdsnoop \fB\-n\fR main .SH SOURCE This is from bcc. .IP https://github.com/iovisor/bcc .PP Also look in the bcc distribution for a companion _examples.txt file containing example usage, output, and commentary for this tool. .SH OS Linux .SH STABILITY Unstable - in development.