[squeak-dev] Image cannot grow beyond 500Mb

Tapple Gao tapplek at gmail.com
Sat Aug 8 18:26:01 UTC 2015

> On Aug 8, 2015, at 12:21 PM, Andreas Wacknitz <A.Wacknitz at gmx.de> wrote:
> Am 08.08.15 um 15:24 schrieb Tapple Gao:
>> I am trying to use Moose to do run graph algorithms on data with about 300,000 nodes. This data is map data downloaded from OpenStreetMap, and I am trying to analyze it with the Moose-Analysis-Graphs package. However, it seems completely unable to handle this, partially due to unoptimized algorithms, but mostly due to memory limits of the VM or image itself.
>> Is it possible to allocate more than 500Mb of memory to squeak? 
> The Pharo.app has an info.plist file where you can change the value of SqueakMaxHeapSize.
> The default value is 516MB.
> I don't know what the maximum allowed number is. As the Pharo VM is 32 Bit I expect that you
> cannot increase it beyond ~3GB.
> In order to break this memory barrier you will have to wait for a 64 Bit VM (look for Spur development)
> later this year.
> Regards
> Andreas

Thank you andreas,. That worked
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