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Search: Posts Made By: ralph
Forum: OpenFOAM Running, Solving & CFD July 20, 2005, 09:33
Replies: 20
Views: 2,957
Posted By ralph
Thanks very much Eugene, for

Thanks very much Eugene,
for that detailed information.
It´s a good orientation for me and satisfies me, as I got a efficiency of about 76% for the 60k case, what´s close to your value.
Ralph
Forum: OpenFOAM Running, Solving & CFD July 20, 2005, 06:30
Replies: 20
Views: 2,957
Posted By ralph
Thanks Eugene, thanks Henry I

Thanks Eugene, thanks Henry
I assume with 100% speedup you mean half the calculation time of a single processor run ?
Ralph
Forum: OpenFOAM Running, Solving & CFD July 19, 2005, 14:40
Replies: 20
Views: 2,957
Posted By ralph
Thanks Henry for all the infor

Thanks Henry for all the informations.
Next I will do some network checks and hope that I find the bottle neck.

Could anyone tell me, what´s a good speedup for my problem, so that I have some...
Forum: OpenFOAM Running, Solving & CFD July 19, 2005, 12:03
Replies: 20
Views: 2,957
Posted By ralph
I did some calculations. The r

I did some calculations. The results are not very satisfying. Maybe you could tell me, what you think about it.
I did some calculations of "channelOodles" with different configurations concerning...
Forum: OpenFOAM Running, Solving & CFD July 19, 2005, 06:39
Replies: 20
Views: 2,957
Posted By ralph
Thanks Henry, I´ll try playin

Thanks Henry,
I´ll try playing with the parameters and check their influence.
The machines are connected by a switch and I was told, it is a good one.
Maybe you could tell me, what you think of...
Forum: OpenFOAM Running, Solving & CFD July 19, 2005, 06:07
Replies: 20
Views: 2,957
Posted By ralph
Hello Henry, I´m not quite su

Hello Henry,
I´m not quite sure what you mean with running control parameters. I left all parameters unchanged, compared to the original tutorial-case.
The simulation ran at a Courant number of...
Forum: OpenFOAM Running, Solving & CFD July 19, 2005, 05:49
Replies: 20
Views: 2,957
Posted By ralph
Hi, I did a few parallel calc

Hi,
I did a few parallel calculations to check the capabilities of OpenFoam. Therefore I used 2 Pentiums with 3.2 GHz connected with ethernet gigabit.

1) Amongst others I ran the OpenFoam...
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