[HOT] Christchurch earthquake - what can on the ground OSM mappers do?

Dane Springmeyer dane at dbsgeo.com
Thu Feb 24 05:28:59 GMT 2011

On Feb 23, 2011, at 1:43 PM, Tim McNamara wrote:

> On 24 February 2011 04:51, Mikel Maron <mikel_maron at yahoo.com> wrote:
> > I'm not sure whether that's the reason the ushahidi instance has not made the 
> > switch ( http://eq.org.nz/ )  or if they just didn't think about it.
> I chatted with the dev on this site yesterday. Turns out they're not using OSM because the lag time to load OSM tiles in New Zealand is extremely long, and the Google tiles are being hosted nearby in Austraila.
> They did want to use OSM, he was even an attendee at SOTM, but the load time is an issue.
> We were running with OSM for several hours - but the site couldn't keep up with demand. The tiles were rendering very slowly. 

Okay, yes I can understand. SO, here is an alternative option: http://maps.eq.org.nz/maps/osm-tiles.html

Also, over the next day we will be working to optimize the rendering speeds on this machine. We're still working on proper tile expiration so right now not much caching is being done, but the fact that it is hosted in NZ should help.

> The site had over 100,000 page views in its first 24h.
> Also, one of the quirks of NZ internet is that some traffic is routed via San Francisco b/c of the way wholesale data contracts are issued.
> I'm sure we'll reassess using OSM data if there's sufficient capacity/bandwidth to deal with the site's requirements.

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