[OSRM-talk] Fwd: Help

Mohamed ELHADAD haddedmohamed88 at gmail.com
Fri Dec 8 12:20:36 UTC 2017


Dear Daniel,

Thank you very much for your help.

Best regards
Mohamed
ᐧ

2017-12-07 18:07 GMT+01:00 Daniel Patterson <daniel at mapbox.com>:

> Hi Mohamed,
>
>   The OSRM demo server sits behind a CloudFront (
> https://aws.amazon.com/cloudfront/) CDN - Cloudfront has a limit of 8192
> bytes for HTTP GET requests (complete HTTP header size, including GET
> line).  The "Bad Request" is coming from CloudFront, not OSRM.
>
>   You should round down the coordinates you're passing in - your longitude
> value of 2.4169650999999703
> 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is
> precise to to the picometer - I suspect you don't actually have coordinates
> that acurate.  Try rounding the values to 6 decimal places (6 decimal
> places is apprixmately 10cm precise, see https://en.wikipedia.org/w
> iki/Decimal_degrees)
>
>   Shortening the deicmal values will save you some bytes in the request
> and get it under the 8192 byte limit.
>
> daniel
>
> _______________________________________________
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> OSRM-talk at openstreetmap.org
> https://lists.openstreetmap.org/listinfo/osrm-talk
>
>
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