[Tilesathome] Maximum active requests per user implemented

[Norbert Hoffmann]

Sebastian Spaeth wrote:

>> I get a lot of these lately
>
>> [#35   0% Preproc] No data here, trying smaller slices
>> [#35   0% Preproc] No data here (sliced)...
>
>
>A lot of people have gotten this. I first suspected it's the API overload, but the API 
>queue is empty right now. I have no clue why the client doesn't get the data. Someone 
>needs to debug this on the client side.

Is it connected to this problem, that many tiles are uploaded empty (5.3K)?

e.g. http://tah.openstreetmap.org/Browse/?layer=tile&z=12&x=2332&y=1066

Norbert