[Talk-GB] Is there a problem with the standard tile rendering
Paul Berry
pmberry2007 at gmail.com
Wed Mar 1 12:56:12 UTC 2017
The time taken for a new tile to appear has always been proportional to the
information density of the tile and zoom level, in my experience. The more
map data, the longer it takes. I've seen city blocks not refresh for a
week, and it can then sometimes come through checkerboarded, whereas rural
areas can often be almost instant.
If you think there's definitely a problem, it might be worth a look on the
Help forum to see if there's a known issue. There's quite a few questions
about tiles, rending, etc: https://help.openstreetmap.org/tags/tiles
Regards,
*Paul*
On 1 March 2017 at 11:57, Ian Caldwell <ian1caldwell+OSM at googlemail.com>
wrote:
> Just another experiment on an edit I did yesterday (and corrected today)
> at level 18.
>
> Did a share-download and the download was with the edits. A cache refresh
> (Ctrl refresh in Chrome) still showed the old tiles
>
> did some cache refreshes and after about 20 minutes one of the two tiles
> had updated.
>
> As I was write this email did another cache refresh and it went back to
> the old tiles!
>
> Something funny is happening with the tile caching.
>
> Just did another refresh and the other tile is new but the one that was
> new is still old!
>
> A refresh using OruxMaps should both old.
>
> The location of this experiment is https://www.openstreetmap.
> org/#map=18/52.17178/-2.29765.
>
>
> Ian
>
> On 1 March 2017 at 10:50, Dave F <davefoxfac63 at btinternet.com> wrote:
>
>> Forcing it to the top of the stack works, but isn't really practical.
>>
>> There is definitely a longer delay than previous. Rendering times appear
>> to vary wildly (for a while It used to refresh within 30 minutes!).
>> What's quite strange is my recent edits start to update with alternate
>> tiles in a chequerboard pattern, but then mysteriously reset & don't
>> refresh for a day or so.
>>
>> DaveF
>>
>>
>> On 01/03/2017 10:11, Ed Loach wrote:
>>
>> I /dirty ‘d a couple of tiles (at z19 and z18) and they seem to have
>> rendered OK.
>>
>>
>>
>> Ed
>>
>>
>>
>> *From:* Ian Caldwell [mailto:ian1caldwell+OSM at googlemail.com
>> <ian1caldwell+OSM at googlemail.com>]
>> *Sent:* 01 March 2017 09:22
>> *To:* Talk GB <talk-gb at openstreetmap.org> <talk-gb at openstreetmap.org>
>> *Subject:* [Talk-GB] Is there a problem with the standard tile rendering
>>
>>
>>
>> Two days ago I add some buildings at https://www.openstreetmap.o
>> rg/#map=19/52.09396/-2.33114 and they have yet to appear on the standard
>> tiles. They are on the Humanitarian tiles.
>>
>>
>>
>> I thought it might be a caching problem but I have tried it on different
>> browsers, application, machines and networks.
>>
>>
>> Ian
>>
>>
>> _______________________________________________
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>>
>>
>>
>>
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