[OSM-dev] Doubts on Nominatim

[Logesh Mohanasundaram]

Hi,

Thanks and great having such quick responders.

Regards,
Logesh

> On 21-Oct-2015, at 12:01 am, Sarah Hoffmann <lonvia at denofr.de> wrote:
> 
> Hi,
> 
> On Tue, Oct 20, 2015 at 07:18:27PM +0530, Logesh Mohanasundaram wrote:
>> I have tried to setup Nominatim in own server and I have just tried to import data of “Alberta, canada” from geofabrik and I ended up with error of “dense node cache” and I increased the machine size to 4GB RAM and 60GB storage and I got it working but it took sometime(around an hour or so, not sure) to import the data. I wanted to import the whole North America data in the server. So, what would be the machine size that I would require to set that up and how long will it take to import all the data?
> 
> For North America I would recommend a machine with at least 16GB of RAM
> and 250GB storage (+ 150GB more if you intend to import the Tiger data).
> This should allow you to finish the import in average time (a few days,
> depending on the CPU power). If you want to speed that up even more, go
> for 32GB of RAM and SSD storage. The Nominatim import is very heavy on
> IO and particularly the latter makes a huge difference.
> 
> Kind regards
> 
> Sarah

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