<div dir="ltr"><div dir="ltr">Hello, Bryan!<div><br></div><div>The script is pretty simple:</div><div><br></div><div>#! /usr/bin/env stap<br># </div><div># how to run: stap -x PID ./recvfrom.stp<br>#<br><br>probe nd_syscall.recvfrom.return<br>{</div><div> # 31 it's UDP fd, which could be obtained with `ss -anump`<br> if (@entry(pointer_arg(1)) == 31)<br> printf("return code %4d fd %d body:\n %s\n", returnval(), @entry(pointer_arg(1)), user_string2(@entry(pointer_arg(2)), "-"));<br>}<br></div><div><br></div><div>so, fill free to use it...</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">пт, 7 февр. 2020 г. в 17:29, Bryan Hunt <<a href="mailto:bryan.hunt@erlang-solutions.com">bryan.hunt@erlang-solutions.com</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">I don’t suppose you’d care to share your systemtap recipe to the list? Sounds very interesting/useful. <br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr">Петровский Александр / Alexander Petrovsky,<br><br>Skype: askjuise<br><div>Phone: +7 931 9877991<div><br></div></div></div></div></div></div></div>