I don't think I am following you. What do you mean by "vantage driver fails a CRC16 error well documented?"
It's hard to offer much of an opinion without seeing the log. -tk On Fri, Feb 23, 2018 at 10:04 PM, <[email protected]> wrote: > Every time my logger gets a lot of data that hasn't been sent to weewx > because system is offline (like power outage for last 2 days), the system > comes up, vantage driver fails a CRC16 error well documented and then the > only thing you can do is manually pull all the power to the envoy and > restart weewx. it will download some data to the database and then get an > error again and exit the vantage driver. You may get and hour or 2 of data > and then have to stop, pull power, start weewx and view log. > > > I used to have the data being pumped to CWOP and WUNDERGROUND. I turned > off CWOP and it behaved slightly better but it seems as soon as a > WUNDERGROUND record went out it would stop working pretty close to that > point. > > Today I decided to do a wee_device --dump. I'm confused why using the > exact same drivers it has no problem reading and streaming all the data in > to the database (obviously error-ing out on duplicate keys) and never gets > a CRC error. Obviously no WUNDERGROUND data is sent but the process does > finish. If I then start weewx, it goes right in to the loop process and > doesn't fail. > > I know people have chased the USB cable, power supply (my logger is > wrapped in AC duct foil tape (including the cable) and has a 2 ferrite > ended cable. Doesn't help. Power supply is new and fine on Rpi. > > I think it may be the vantage driver and trying to pause during a push to > one of the services while downloading all this data. Can't prove that but > that is my observation. > > I modified vantage.py today to allow me to not have to say yes to the > dump command with a --dumpauto option. I took weewx out of rc.d and run a > job a startup using cron that calls wee_device --dumpauto and then > immediately starts weewx. > > While that is the backstory, what am I missing by taking this approach > that at least has the system back up and running when the power goes down > or multiple hours of data end up on the logger without weewx running? > > I get I am probably not getting data to wunderground for all those > periods. it is in the database. not sure what else to try. > > -- > 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]. > For more options, visit https://groups.google.com/d/optout. > -- 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]. For more options, visit https://groups.google.com/d/optout.
