[Nek5000-users] Writing data files with lower lx during runtim e

[nek5000-users at lists.mcs.anl.gov]

One approach, if you just want one or two files, is to run
nek with a lower N, using nsteps=0 with your high-N data
as the initial condition.

Paul


On Thu, 14 Jan 2010, nek5000-users at lists.mcs.anl.gov wrote:

> Unfortunately this feature is not supported yet. It's not a big deal to implement it but it will take some time because we're busy with other things at the moment.
>
> I am sure there is a good reason why you want to do that but why don't you do the post processing online and dump the data on a regular grid? May be you want to explain a little bit more in detail want you're planning to do.
>
> Stefan
>
>
> On Jan 14, 2010, at 8:45 AM, nek5000-users at lists.mcs.anl.gov wrote:
>
>> Hi Stefan,
>>
>> yes, that's what I'd like to do.
>>
>> Markus
>>
>>
>> nek5000-users at lists.mcs.anl.gov wrote:
>>> Hi Markus,
>>> Let me check if I understand:
>>> You want to dump your data onto a GLL mesh with a lower polynomial order than N=LX1-1 during the simulation, right?
>>> Stefan
>>> --- original message ---
>>> From: "nek5000-users at lists.mcs.anl.gov" <nek5000-users at lists.mcs.anl.gov>
>>> Subject: [Nek5000-users] Writing data files with lower lx during runtime
>>> Date: 14th January 2010
>>> Time: 1:47:00 am
>>> Hi,
>>> in order to facilitate some "lower order" post processing on data files of a
>>> rather big simulation, I would like to write out data files with lower
>>> polynomial order on a GLL mesh during runtime. I have figured out how to do
>>> that onto a regular grid (ifreguo=.true.), but it would be nice to keep the
>>> ability to use nek5000 for post processing (on the smaller mesh). Is there a
>>> way to do that?
>>> Thanks,
>>> Markus
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