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[mkgmap-dev] memory requirements for generating planet bounds

From Rich richlv at nakts.net on Thu Feb 14 15:30:18 GMT 2013

On 2013-02-14 17:25, Thorsten Kukuk wrote:
>
> Hi,
>
> On Thu, Feb 14, Rich wrote:
>
>> as per
>> http://wiki.openstreetmap.org/wiki/Mkgmap/help/options#Using_preprocessed_bounds_for_the_address_index
>> , i tried to generate bounds myself from a planet boundary extract
>> (prepared with osmconvert/osmfilter like in the instructions on the same
>> page).
>>
>> java -cp mkgmap.jar
>> uk.me.parabola.mkgmap.reader.osm.boundary.BoundaryPreprocessor
>> <inputfile> <boundsdirectory>
>>
>> that run out of the heap space of 2300 megs. before i try experimenting
>> further, how much heap space is required for creating planet bounds from
>> boundary extract ? :)
>
> You need at least 8GB of free RAM. And I would suggest Sun/Oracle Java,

thanks. so that means i won't do that on this laptop with 4gb of ram ;)

> not IBM Java or openjdk.

...that does sound a bit strange, given that a certain distribution i 
use does not have sun java in official repos anymore ;)

>    Thorsten
-- 
  Rich


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