[Tilesathome] Rate Limiting & be gentle with you requests

[80n]

On 8/10/07, spaetz <osm at sspaeth.de> wrote:
>
> On Fri, Aug 10, 2007 at 02:11:27PM +0200, Frederik Ramm wrote:
>
> > Set up replication and have t at h clients load their data from the slave.
>
> I think TomH mentioned something like that, he would set up a www instance
> that were reserved for t at h clients. He thought the db was not the
> bottleneck, but the www instances serving those requests. so having specific
> client servers (that can refuse requests when the main API is busy) would
> make sense.
>
> > Especially if we're cutting a tile into 10 narrow stripes as we do
> > now - this leads to a lot of data being downloaded multiple times!
>
> We are? Why is that?


It only does this if the server fails to deliver a whole z12 tile.  Perhaps
someone should investigate this class of failure.



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