[HOT] Ecuador - More Projects?

hyances at gmail.com hyances at gmail.com
Sat Apr 23 23:32:56 UTC 2016


Thanks.  Actually OAM is on the stream, soon a new set of post-event
imagery will be avaible via TMS service.

2016-04-23 18:27 GMT-05:00 Dale Kunce <dale.kunce at gmail.com>:

> Thanks humberto. I'll do my best to push any imagery to oam first if
> allowed. Oam should be the repository and service we all use if the license
> allows.
>
> On Sat, Apr 23, 2016, 6:27 PM hyances at gmail.com <hyances at gmail.com> wrote:
>
>> Cool Dale! Umap or similar will help.
>>
>> A little update: the imagery servers are in Ecuador, yesterday they have
>> a peak ~200 concurrent mappers, this drive to a server upgrade.  Despite
>> level of mappers is lower today, this can may vary, so thank you very much
>> for this new avaible resource as back up.
>>
>> Greetings,
>>
>> Humberto
>>
>> 2016-04-23 16:58 GMT-05:00 Dale Kunce <dale.kunce at gmail.com>:
>>
>>> I'll work on a footprint tonight and if needed can gladly host the
>>> imagery from Red Cross resources so that the OSM france servers will stay
>>> up for the existing imagery.
>>> On Apr 23, 2016 3:26 PM, "Mike Thompson" <miketho16 at gmail.com> wrote:
>>>
>>>> Jean-Guilhem,
>>>>
>>>> Thanks for the explanation. It makes sense that with 177 mappers the
>>>> imagery would be slow.
>>>>
>>>> Mike
>>>>
>>>> On Sat, Apr 23, 2016 at 3:23 AM, Jean-Guilhem Cailton <jgc at arkemie.com>
>>>> wrote:
>>>>
>>>>> Hi Mike,
>>>>>
>>>>> Thank you for organizing a mapathon.
>>>>>
>>>>> The images were originally from WMS servers at Instituto Geográfico
>>>>> Militar (IGM) or Sistema Nacional de Información y Gestión de Tierras
>>>>> Rurales (SigTierras).
>>>>>
>>>>> TMS layers were setup as proxy cache on OSM France server, and, even
>>>>> with that, a WMS server became overloaded at the beginning of work on a new
>>>>> area, and became slow to answer, before the tile cache could fill and then
>>>>> provide the tiles to subsequent requests without having to get them from
>>>>> the WMS server.
>>>>>
>>>>> At some point yesterday, there were more than 177 mappers active at
>>>>> the same time on a TM project, with hundreds of tiles being requested and
>>>>> served each second.
>>>>>
>>>>> What you described about the maximum zoom level sounds like an issue
>>>>> that was reported, depending the maximum zoom level available from a WMS on
>>>>> a given image. For that image, setting the max zoom level at 18 ("tms[18]:"
>>>>> at the beginning of JOSM URL) solved the problem.
>>>>>
>>>>> In general, what can be useful to solve such issues is to send a
>>>>> screen capture and the coordinates where it is captured to the person who
>>>>> created the project (and also to me if the imagery is hosted on
>>>>> openstreetmap.fr server).
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Jean-Guilhem
>>>>>
>>>>>
>>>>>
>>>>> Le 22/04/2016 15:13, Mike Thompson a écrit :
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Apr 22, 2016 at 12:45 AM, Suzan Reed <suzan at suzanreed.com>
>>>>> wrote:
>>>>>
>>>>>> The image is very good and it does load slowly, but I appreciate
>>>>>> having that kind of clarity.
>>>>>>
>>>>> This was not our experience. Below a certain zoom level it would load
>>>>> at all.
>>>>>
>>>>>>
>>>>>>
>>>>>> drawing Residential Areas around groups of buildings inside of the
>>>>>> city,
>>>>>
>>>>> In the past the way I have seen it done is each neighborhood /
>>>>> subdivision gets its own landuse = residential closed way.  Granted that
>>>>> without local knowledge, it is difficult to tell.  In any event, I agree
>>>>> that more explicit instructions are needed.
>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> "Je pense, avec Pascal, que le zèle est étrange « qui s'irrite contre
>>>>> ceux qui accusent des fautes publiques, et non pas contre ceux qui les
>>>>> commettent »." Marc Bloch
>>>>> "I think, with Pascal, that it is a strange zeal « which chafes
>>>>> against those who accuse public faults, and not against those who commit
>>>>> them »."
>>>>>
>>>>
>>>>
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