[talk-ch] Overpass server delay query

Yves yvecai at mailbox.org
Mon Feb 10 19:43:02 CET 2020

I'd say that if you have space for a planet file on a Ssd disk, osmupdate and osmfilter can do the job daily in about an hour.

Le 10 février 2020 18:56:17 GMT+01:00, European Water Project <europeanwaterproject at gmail.com> a écrit :
>Hi Marc (or anyone else),
>As suggested by Michael a while back, I am scanning the globe once a
>for water fountains (modern and historic) in a nested loop of bboxes.
>getting all the individual scans, I append them into one large geojson
>..  I scan for fountains with a bbox size of 10x10.
>I seem to get a faster response using overpass turbo at
>using the web interface than with the API. Is this normal ?  The total
>of the all the responses combined in one file is relatively small :
>50MB (after appending them all in one json file).
>It takes me on average about 3 hours to get all the data I need for my
>database.  Do you have any suggestions for how I might improve the
>process?  Or maybe, what I am doing seems ok ?
>Thank you for your advice,
>  node["amenity"="drinking_water"]({{bbox}});
>  node["drinking_water"="yes"]({{bbox}});
>// print results
>out body;
>out skel qt;
>On Mon, 10 Feb 2020 at 14:47, marc marc <marc_marc_irc at hotmail.com>
>> Hello Stuart,
>> Le 10.02.20 à 14:40, European Water Project a écrit :
>> > Do both server clusters serve the same data via the API and are
>> > updated simultaneously?
>> all overpass-api servers try to keep in sync from osm.org data via
>> minute "diff" update. but from time to time, that fail or take a
>> more time.
>> every group of server have often their own sysadmin, it's not a group
>> that takes care of all the overpass-api  servers.
>> modern overpass api version return the info with a line like this :
>> <meta osm_base="2020-02-10T13:42:02Z"/>
>> Regards,
>> Marc
>> _______________________________________________
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>> talk-ch at openstreetmap.ch
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