Volker,
Yes, all gravitational softening lengths are non-zero (1 in my case)
Jono
-----Original Message-----
From: Volker Springel [mailto:volker_at_MPA-Garching.MPG.DE]
Sent: Mon 1/7/2013 10:09 AM
To: Gadget General Discussion
Subject: Re: [gadget-list] <A timestep of size zero was assigned on the integer timeline!> Checked smoothing lengths are non-zero
Have you checked that the gravitational softening length is non-zero?
Volker
On Jan 7, 2013, at 10:56 AM, DIXON J.B. wrote:
> All,
>
> I am having a problem I hope you can help me with..
>
> I'm running a basic simulation of a disc galaxy forming with 100,000 particles and getting the following error:
>
>
> Begin Step 0, Time: 0, Systemstep: 0
> domain decomposition...
> NTopleaves= 344
> work-load balance=1.00115 memory-balance=1.0015
> domain decomposition done.
> begin Peano-Hilbert order...
> Peano-Hilbert done.
> Start force computation...
> Tree construction.
> Tree construction done.
> Begin tree force.
> tree is done.
> Begin tree force.
> tree is done.
> Start density computation...
> ThisTask=0: Need to do a second neighbour loop for (0.0514353|-0.225033|-0.00548556) hsml=0.7 no=36679
> ThisTask=0: Need to do a second neighbour loop for (0.0486755|-0.226033|-0.00132951) hsml=0.7 no=36725
> ThisTask=0: Need to do a second neighbour loop for (0.0443219|-0.230982|-0.00975273) hsml=0.7 no=36717
> ThisTask=0: Need to do a second neighbour loop for (0.0387366|-0.238146|-0.00368765) hsml=0.7 no=36659
> ThisTask=0: Need to do a second neighbour loop for (0.0436788|-0.238358|-0.00278879) hsml=0.7 no=97435
> .
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Received on 2013-01-07 11:36:14