Multiple weewx processes normal?

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Chris Alemany

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Jun 4, 2026, 1:54:12 AM (6 days ago) Jun 4
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Hi all,

I’m doing a bit of housecleaning and performance audit on my Debian (trixie) box running weewx (pip install) and I noticed that weewx has 9 processes running.

Is this normal and I have forgotten .. or is this an indication of something running amok?

Thanks for your help
Chris

Screenshot 2026-06-03 at 22.50.21.png

Pablo Sanchez

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Jun 4, 2026, 8:32:38 AM (5 days ago) Jun 4
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Hi Chris,

It appears to be normal that there are multiple threads. Here is my output:

---
pablo

Nate Bargmann

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Jun 4, 2026, 8:35:24 AM (5 days ago) Jun 4
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* On 2026 04 Jun 00:54 -0500, Chris Alemany wrote:
> Hi all,
>
> I’m doing a bit of housecleaning and performance audit on my Debian
> (trixie) box running weewx (pip install) and I noticed that weewx has
> 9 processes running.
>
> Is this normal and I have forgotten .. or is this an indication of
> something running amok?

On my Trixie box using the .deb package with the Davis backend I see
four processes until the record processing and then it kicks up to five.
My understanding is that while they have a PID, they're actually
threads.

I have Wunderground Rapidfire enabled and one thread seems to be related
to that.

When the data processing thread kicks off it has a much higher PID value
than the other four.

I may be incorrect, but the shared memory and resident memory values are
the same for all threads as they're children of the parent process.

- Nate

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Chris Alemany

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Jun 4, 2026, 12:20:32 PM (5 days ago) Jun 4
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Excellent. thank you all for your replies. Glad it’s just normal.
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