Edit File: sigmon.stp
#!/usr/bin/stap # Copyright (C) 2006 IBM Corp. # # This file is part of systemtap, and is free software. You can # redistribute it and/or modify it under the terms of the GNU General # Public License (GPL); either version 2, or (at your option) any # later version. # # Track when a specific process ID receives a specific signal. For example, # when process ID 31994 receives a SIGKILL signal. # # Example command line: # # stap -x 31994 sigmon.stp SIGKILL # # Example output: # # SPID SNAME RPID RNAME SIGNUM SIGNAME # 5609 bash 31994 find 9 SIGKILL # probe begin { printf("%-8s %-16s %-5s %-16s %6s %-16s\n", "SPID", "SNAME", "RPID", "RNAME", "SIGNUM", "SIGNAME") } probe signal.send { if (sig_name == @1 && sig_pid == target()) printf("%-8d %-16s %-5d %-16s %-6d %-16s\n", pid(), execname(), sig_pid, pid_name, sig, sig_name) }