NAME

       undump.bt - Catch UNIX domain socket packages. Uses bpftrace/eBPF.

SYNOPSIS

       undump.bt

DESCRIPTION

       undump.bt tracked reception of UNIX domain sockets.

       This program is also a basic example of bpftrace and kprobes.

       Since this uses BPF, only the root user can use this tool.

REQUIREMENTS

       CONFIG_BPF and bpftrace.

EXAMPLES

       Trace reception of UNIX domain sockets:
              # undump.bt

FIELDS

       TIME   A timestamp on the output, in "HH:MM:SS" format.

       COMM   The process COMM.

       PID    The process ID.

       SIZE   The size of the received packet, in bytes.

       DATA   Display received packets in hex or string.

OVERHEAD

       The  overhead  of this program mainly comes from the data packets received by the terminal
       output.

SOURCE

       This is from bpftrace.

              https://github.com/iovisor/bpftrace

       Also look in the bpftrace distribution  for  a  companion  _examples.txt  file  containing
       example usage, output, and commentary for this tool.

       This is a bpftrace version of the bcc examples/tracing of the same name.  The bcc tool may
       provide more options and customizations.

              https://github.com/iovisor/bcc

OS

       Linux

STABILITY

       Unstable - in development.

AUTHOR

       Rong Tao

SEE ALSO

       opensnoop.bt(8)