Re: Profiling a function call

ne 21. 5. 2023 v 13:30 odesílatel Jan Wieck <jan@wi3ck.info> napsal:

On 5/20/23 00:36, Tiffany Thang wrote:
> Hi,
> I have a function that has been executing for a long time and not
> returning any results. Wait event=NULL so it seems like it is still
> executing and not waiting on any specific resources. Is there a way to
> profile the function call to get an idea of what it is currently
> executing within the function? All I could find in pg_stat_activity is
> the function is running. I want to know what query/transaction within
> the function is running. Is there a way to obtain that information?

This may give you some idea. I haven't touched or used it in many years,
but it might get you started:

https://github.com/wieck/plbacktrace

plpgsql_check has integrated tracer

https://github.com/okbob/plpgsql_check#tracer

Regards

Pavel

 

Best Regards, Jan

>
> PostgreSQL 15.2 on Linux.
>
> Thanks.
>
> Tiff