Sounds good to me, a PR is welcome! We should actually change Logger.enable
to use the new Logger.put_process_level, especially because we have two
meta-levels called :none and :all.

On Tue, Mar 1, 2022 at 1:11 PM Stefan Chrobot <ste...@chrobot.io> wrote:

> Hi, I'd like to propose an addition of put_process_level(pid, level) into
> the Logger module to allow controlling the runtime logging level on a
> per-process basis.
>
> Our app runs multiple background processing jobs that are performing data
> sync. This means that the jobs run "forever". We're running a job (OTP
> process) for each user. While we have metrics and alerts to understand when
> a new user is hitting some bumps, we'd like to have detailed logs to help
> debug any potential issues. The issues are mostly data-dependent and are
> happening in the initial phase of the sync. After that, the issues rarely
> ever happen and so the detailed logs are pretty useless, but they still
> consume resources.
>
> We could address our use case with something like the following:
>
> new? = DateTime.diff(DateTime.utc_now(), sync_start) > @threshold
> Logger.put_process_level(self(), if new?, do: :debug, else: :warn)
>
> The implementation should be pretty straightforward and resemble the
> implementation of Logger.enable/1.
>
> Looking forward to your thoughts.
>
>
> Best,
> Stefan
>
> --
> You received this message because you are subscribed to the Google Groups
> "elixir-lang-core" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to elixir-lang-core+unsubscr...@googlegroups.com.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/elixir-lang-core/CACzMe7YxiOYc9esU68Db%2Bq7zwfixg2cJyYwb5X2tXdj6V52efw%40mail.gmail.com
> <https://groups.google.com/d/msgid/elixir-lang-core/CACzMe7YxiOYc9esU68Db%2Bq7zwfixg2cJyYwb5X2tXdj6V52efw%40mail.gmail.com?utm_medium=email&utm_source=footer>
> .
>

-- 
You received this message because you are subscribed to the Google Groups 
"elixir-lang-core" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to elixir-lang-core+unsubscr...@googlegroups.com.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/elixir-lang-core/CAGnRm4%2Bx6e2VvVwiZ-1zuVFX043%3DuXRDRwAA3FQ9n4zyWWArLw%40mail.gmail.com.

Reply via email to