[Tile-serving] [openstreetmap/osm2pgsql] Enable lossy way-node indexes by default? (Issue #1687)

[Amanda]

On Sun, 26 Jun 2022 17:58 +02:00, mboeringa ***@***.***> wrote:
> Maybe extending your question with another one "Do people still feel 
> (indexing) disk space is an issue nowadays with osm2pgsql 
> import/updates?" might help to clear it up.

Yes. I have many servers with `osm2pgsql`, and they have 1→2 TB of NVMe space. Without this, I was often struggling with keeping the (growing) size of the index under control.

> Another unanswered question is the one I posted here 
> <https://github.com/openstreetmap/osm2pgsql/pull/1275#issuecomment-704735678>, 
> whether the performance hit only affects updates, or also initial 
> imports?

I have not fully measured the import time or the update time, but there is no noticable extra time needed. Switching to lua transforms for osm-carto causes more of an update delay.
-- 
Amanda


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