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Re: [overpass] large size of area_blocks.bin


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  • From: mmd <>
  • To:
  • Subject: Re: [overpass] large size of area_blocks.bin
  • Date: Sun, 4 Sep 2016 16:29:36 +0200



Am 04.09.2016 um 00:36 schrieb Donal Diamond:
> I'm using overpass api v0.7.53 using lz4 for for both bin and map
> compression.
>
> I'm running an Ireland country extract but I've noticed my diskusage has
> jumped from 1->5->11GB al due to large increases in size in area_blocks.bin.
>

11Gb seems odd, the whole planet does have around 6GB for areas.

> If you want to try to replicate:
>
> diffs at http://planet.openstreetmap.ie/replication/15minute/
> pbf at http://planet.openstreetmap.ie/
> old pbf dumps at http://planet.openstreetmap.ie/old/
>

I did an initial db load with 49728-ireland-and-northern-ireland.osm.pbf
(including meta, lz4 compression for bin and map), and created areas
(unmodified areas.osm3s script). Total size for areas was 107 MB. Total
size for the db 1.5 GB.

area[~"."~"."];out count;

produces

<count total="104219" nodes="0" ways="0" relations="0"/>

Can you please post the exact steps to replicate, including:
* which file to use for an initial load,
* which replication_id to use for updates
* when to run the area creation and how often
* any other important changes we should be aware of.

Thanks





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