I preferred the individual topics because my home made weather station only updates every 3 minutes other than rain and wind which is every 5 seconds . I didn't want to send the whole kitten kabootle every 5 seconds so that's why I went that route. So regarding the retain question, is it better to retain or not?
On Wednesday, July 8, 2026 at 10:30:00 a.m. UTC-4 Greg Troxel wrote: > John Smith <[email protected]> writes: > > >> > >> Perhaps, but it gets complicated. > > > > or if any variable was different enough than the last report. > > > > > > This of course made easier by using multiple topics and setting retain on > > published messages. > > > > Bonus points for parsing the retained messages on startup. > > Yes, but you need a timestamp in the message so that > > weewx goes offline (down, network) > > MQTT subscriber restarts > > doesn't lead to logging (now, old_data). And I don't think anybody does > this. That's why I don't set retain. > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/weewx-user/0bc80c1e-71d4-4ef6-be4d-ed428826d282n%40googlegroups.com.
