[OSM-talk] Some tiles not rendering?

Ian Dees ian.dees at gmail.com
Thu Apr 14 16:37:11 BST 2011


How would you enhance the queue? Make it longer? How much longer?

On Thu, Apr 14, 2011 at 10:29 AM, Svavar Kjarrval <svavar at kjarrval.is>wrote:

> Why is the queue not enhanced to avoid instances where tile-rendering
> queries are rejected due to a full queue?
>
> With regards,
> Svavar Kjarrval
>
> On 04/14/2011 03:15 PM, Peter Wendorff wrote:
>
>> Hi Nakor.
>> As far as I know the queue is the whole knowledge about tiles which have
>> to be rerendered.
>> If a tile has to be rerendered due to a changeset, that tile is submitted
>> to the queue exactly once, at the time the queue management reads that
>> changeset.
>> If the queue is full at that time, it's in fact not added - and not added
>> later, too.
>>
>> An empty queue at night does not help if there is no call to add your tile
>> to the queue.
>>
>> regards
>> Peter
>>
>> Am 14.04.2011 16:52, schrieb Nakor:
>>
>>>
>>>
>>>>  Also from the graph it looks like the queue when almost empty during
>>>>> the past 24 hours so why would the tile not be rendered in that case?
>>>>>
>>>>
>>>> Really?  The queue has been full 18 hours a day or more for the past two
>>>> weeks.
>>>>
>>>> Bob
>>>>
>>>
>>> Sorry I was not clear "The queue went almost empty (for some time) during
>>> the past 24 hours" would have been more correct.
>>>
>>> That still leaves 6 hours where the queue is close to empty as seen on
>>> the graph for today between 0:00 and 6:00 approximately. If there are tiles
>>> waiting to be rendered why do not they get processed during that time?
>>>
>>>
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