[Gate-users] maximum running time
evander at phas.ubc.ca
Wed Jul 5 20:46:45 CEST 2006
I got around this by just running shorter simulations. My guess is that
the number of decays is defined as data type G4int (defined somewhere in
the geant4 code). Maybe the sizeof(G4int) is independent of the operating
system. Does anyone know this for sure?
> Thanks Eric. I'm using a 64-bit system, so the maximum integer is
> much larger than the number of decays I expect. I guess the only
> way to get around this problem is to split the simulation into
> smaller parts by acquisition time. How did you tackle this issue?
> On Tue Jul 04 19:27:02 EDT 2006, Eric Vandervoort
> <evander at phas.ubc.ca> wrote:
>> Hi Uday,
>> I've run into that problem too. The limit seems to be on the
>> number of
>> decays. The maximum number of decays is the maximum integer which
>> depend on your operating system but is probably around 2G (2^31).
>>> I ran two lengthy simulations in GATE and both finished after 21
>>> days. This seems a bit odd to me (that both needed same time).
>>> Also, the result is not exactly what I expect. Is there a limit
>>> maximum continuous running time in GATE? Please help.
>>> Thanks in advance.
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>>> Gate-users at lists.healthgrid.org
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