[OSM-talk] josm reports out of memory with 83 mb OSM file
Maning Sambale
emmanuel.sambale at gmail.com
Fri Nov 30 01:37:34 GMT 2007
Thanks!
On Wed, 2007-11-28 at 12:20 +0100, Dirk-Lüder Kreie wrote:
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> Beej Jorgensen schrieb:
> > Maning Sambale wrote:
> >> Exception on Toolkit thread: java.lang.OutOfMemoryError: Java heap space
> >> java.lang.OutOfMemoryError: Java heap space
> >
> > The Java VM allocates space in advance, and when it runs out, this
> > happens. You can ask it for more, e.g. 1.21 GB, with:
> >
> > java -Xmx1210000000 -jar josm-latest.jar
> >
> > Where -Xmx is:
> >
> > -Xmx<size> set maximum Java heap size
>
> Reportedly the maximum on 32 bit systems is 1536M (yes you might
> abbreviate it in this way for the command line) and on windows it's
> 1300M (again: reportedly)
>
> Furthermore you shouldn't give java more than you have in total RAM,
> preferably you use a bit less, since heap space is not the only kind of
> memory java uses.
>
> on a 1 GB RAM machine I'd suggest in the vicinity of -Xmx512M or -Xmx768M
>
> - --
>
> Dirk-Lüder "Deelkar" Kreie
> Bremen - 53.0952°N 8.8652°E
>
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