No problem. I have something drafted. I will let you know when I commit it 
to development branch and you can try it. 

On Monday, September 16, 2019 at 7:41:24 AM UTC-4, Kike .Asekas wrote:
>
> Thanks for your answer. I thought of using a new page for that series of 
> graphics to put in cheetahgenerator in skin.conf that I generate it every 
> month but I think I don't get anything with that because even if it is 
> another page the generation is in graphs.conf and they are generated equally 
> in 
> every turn.
> I hope I can help you, but I don't know if I will have enough knowledge to 
> do it.
> Greetings
>
>
> El lunes, 16 de septiembre de 2019, 12:41:01 (UTC+2), Pat escribió:
>>
>> Hi Kike, I'm glad you're enjoying the skin. You've mentioned this 
>> problem of yours before 
>> <https://groups.google.com/d/msg/weewx-user/VyVMEfuxClo/n8D_YVjbAQAJ>. I 
>> have it written down to look into. I volunteer my time to this project and 
>> haven't had enough time to add this feature to development. 
>>
>> If you implement a way to do this before I can, a pull request is 
>> welcomed so it can be added in. It could possibly take the "crontab" 
>> approach of "generate = daily" or "generate = hourly" in the graph group. 
>> Then belchertown.py would have to translate that to a timestamp and compare 
>> that on every run. A lot of testing would have to take place.  
>>
>> On Monday, September 16, 2019 at 4:30:26 AM UTC-4, Kike .Asekas wrote:
>>>
>>> This skin allows us to make amazing graphics and this makes us want to 
>>> have many.
>>> The problem is that when we want to make a graph that compares the 
>>> average temperatures of the last 10 years per month and another similar 
>>> with the rain, it causes in my rpi 2b + to have blockages in the database 
>>> when it coincides that weewx is writing in the database.
>>> These graphs do not need to be made at each turn because only the last 
>>> query will change minimally and the queries are repeated to obtain data 
>>> already calculated and that do not vary. I believe that something would 
>>> have to be changed so that only the last query (the last month of the last 
>>> year in the example) should be done and take advantage of the previous json 
>>> data. I don't know if it's possible or complicated to do this.
>>> Another way could be marking some graphs so that they are not generated 
>>> every turn.
>>> In my case with the rpi in theory I can have amazing graphics but in 
>>> practice I have to remove them by having many queries that cause me to have 
>>> blockages and data loss.
>>>
>>

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