Section 8 · System administration
bcc-sofdsnoop.8
Package: bcc-tools
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SOFDSNOOP
NAME
SYNOPSIS
DESCRIPTION
EXAMPLES
SOURCE
OS
STABILITY
NAME
sofdsnoop − traces FDs passed by sockets
SYNOPSIS
usage: sofdsnoop [−h] [−T] [−p PID] [−t TID] [−n NAME] [−d DURATION]
DESCRIPTION
Trace file descriptors passed via socket
optional arguments:
**
−h**, −−help
show this help message and exit
−T, −−timestamp
include timestamp on output
−p PID, −−pid PID
trace this PID only
−t TID, −−tid TID
trace this TID only
−n NAME, −−name NAME
only print process names containing this name
−d DURATION, −−duration DURATION
total duration of trace in seconds
EXAMPLES
Trace passed file descriptors
sofdsnoop
Include timestamps
sofdsnoop −T
Only trace PID 181
sofdsnoop −p 181
Only trace TID 123
sofdsnoop −t 123
Trace for 10 seconds only
sofdsnoop −d 10
Only print process names containing “main”
sofdsnoop −n main
SOURCE
This is from bcc.
https://github.com/iovisor/bcc
Also look in the bcc distribution for a companion _examples.txt file containing example usage, output, and commentary for this tool.
OS
Linux
STABILITY
Unstable - in development.