[OSM-dev] How can I force refresh of map tiles after move to a new backed?
Mateusz Konieczny
matkoniecz at tutanota.com
Tue Dec 29 10:04:23 UTC 2020
Dec 29, 2020, 10:23 by tom at compton.nu:
> On 29/12/2020 08:30, Mateusz Konieczny via dev wrote:
>
>> But sadly I see no way to force tile refresh, old method of clearing
>> browser cache no longer works.
>>
>
> It should work exactly as well as it always has, which is to
> say that it might work.
>
I expected that there may be new level of caching
or cache working differently what is affecting how
forcing refresh works.
> Specifically it will (for sites where it is allowed) force a
> revalidation of the frontend cache entry.
>
> That only means that the frontend will check with the backend
> render server though, and if that server is busy then the
> tile will not be rerendered immediately but will instead be
> queued for rendering later if the queue is not already full.
>
Yes, it may be coincidence. But lately forced refresh
repeatedly failed for me, while earlier it was working.
But still, it is possible that I see patter where none exists.
> You don't say what zoom you're seeing a problem at but that
> road appears to be OK for me now though your results will
> depend on which cache and render server you are reaching.
>
In this case 12
" when I zoom out to
https://www.openstreetmap.org/#map=12/52.20141/21.30912 <https://www.openstreetmap.org/#map=19/52.20141/21.30912>
it shows as under construction "
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