Alexander Petrovsky Systemtap

Bryan Hunt bryan.hunt@REDACTED
Fri Feb 7 18:11:47 CET 2020


Beautiful - much appreciated - great tool, systemtap. 

B

> On 7 Feb 2020, at 16:29, Alexander Petrovsky <askjuise@REDACTED> wrote:
> 
> Hello, Bryan!
> 
> The script is pretty simple:
> 
> #! /usr/bin/env stap
> # 
> # how to run: stap -x PID ./recvfrom.stp
> #
> 
> probe nd_syscall.recvfrom.return
> {
>         # 31 it's UDP fd, which could be obtained with `ss -anump`
>         if (@entry(pointer_arg(1)) == 31)
>                 printf("return code %4d fd %d body:\n %s\n", returnval(), @entry(pointer_arg(1)), user_string2(@entry(pointer_arg(2)), "-"));
> }
> 
> so, fill free to use it...
> 
> пт, 7 февр. 2020 г. в 17:29, Bryan Hunt <bryan.hunt@REDACTED <mailto:bryan.hunt@REDACTED>>:
> I don’t suppose you’d care to share your systemtap recipe to the list? Sounds very interesting/useful. 
> -- 
> 
> 
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> 
> -- 
> Петровский Александр / Alexander Petrovsky,
> 
> Skype: askjuise
> Phone: +7 931 9877991
> 


-- 


Code Sync & Erlang Solutions Conferences 
<https://www2.codesync.global/l/23452/2019-11-13/6sypwx>

Lambda Days - 
Kraków: 13-14 February 2020

Code BEAM SF - San Francisco: 5-6 March 2020


Code BEAM Lite ITA - Bologna: 6 April 2020


ElixirConf EU - Warsaw: 29-30 
April 2020

Code BEAM STO - Stockholm: 28-29 May 2020


Erlang Solutions 
cares about your data and privacy; please find all details about the basis 
for communicating with you and the way we process your data in our Privacy 
Policy <https://www.erlang-solutions.com/privacy-policy.html>. You can 
update your email preferences or opt-out from receiving Marketing emails 
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