[Nek5000-users] logfile

Fri Mar 30 08:24:53 CDT 2018

Can you please change the permissions such that everyone with the link can read it. Thanks!

-----Original message-----
> From:nek5000-users at lists.mcs.anl.gov <nek5000-users at lists.mcs.anl.gov>
> Sent: Friday 30th March 2018 13:42
> To: nek5000-users at lists.mcs.anl.gov
> Subject: Re: [Nek5000-users] logfile
> 
> Please find the link for the logfile
>  logfile <https://drive.google.com/file/d/17OwfMBxok-h5Uy2QWtKGnQUYVBEiG5wC/view?usp=drive_web>
> 
> On Fri, Mar 30, 2018 at 4:59 PM,  <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>> wrote:
> Can you please attach your logfile?
> 
> 
> -----Original message-----
> > From:nek5000-users at lists.mcs.anl.gov <mailto:From%3Anek5000-users at lists.mcs.anl.gov> <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>>
> > Sent: Friday 30th March 2018 13:21
> > To: nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>
> > Subject: Re: [Nek5000-users] logfile
> >
> > Thanks for the information.
> >
> > In my calculation, I am using a variable viscosity formulation. The
> > viscosity depends on the temperature. As the run proceeds the initial
> > residual for the TEMP gradually rises from 1E+03 until at around at
> > the value 6E+07, the logfile shows an error for non-positive
> > diffusivity. I have checked the temperature distribution which has no
> > such value so as to make the diffusivity negative (or zero). Please
> > indicate what I may be doing wrong.
> >
> > Thank you
> > Swarandeep
> >
> > On Fri, Mar 30, 2018 at 3:30 PM,  <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>> wrote:
> > >
> > >>Step   1520, t= 7.6000000E-02, DT= 5.0000000E-05, C=  0.072 5.3831E+03 3.5403E+00
> > > timestep, time, dt, Courant Number, elapsed solver time, solver time of last time iteration
> > >
> > >>1520  Hmholtz TEMP      12   3.8789E-11   4.5120E+07   1.0000E-10
> > > timestep, solve type, iteration counter, final residual, initial residual, solver tolerance
> > >
> > > ...
> > >
> > >
> > > -----Original message-----
> > >> From:nek5000-users at lists.mcs.anl.gov <mailto:From%3Anek5000-users at lists.mcs.anl.gov> <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>>
> > >> Sent: Friday 30th March 2018 11:52
> > >> To: nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>
> > >> Subject: Re: [Nek5000-users] logfile
> > >>
> > >> The following is my logfile entry (sample lines). The first line is
> > >> understandable. What do the values in the third and following lines
> > >> denote?
> > >>
> > >>
> > >> ------------------------------------------------------
> > >> Step   1520, t= 7.6000000E-02, DT= 5.0000000E-05, C=  0.072 5.3831E+03
> > >> 3.5403E+00
> > >>              Solving for Hmholtz scalars
> > >>        1520  Hmholtz TEMP      12   3.8789E-11   4.5120E+07   1.0000E-10
> > >>        1520  Scalars done  7.6000E-02  8.3823E-02
> > >>              Solving for fluid
> > >>        1520  Helmh3 fluid      17   3.6594E-11   4.7524E-01   1.0000E-10
> > >>        1520  U-PRES gmres     120   1.3494E-08   4.5675E-06
> > >> 1.0000E-10   7.8799E-01   3.0171E+00
> > >>        1520  Fluid done  7.6000E-02  3.3650E+00
> > >> --------------------------------------------------------
> > >>
> > >> On Fri, Mar 30, 2018 at 3:05 PM,  <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>> wrote:
> > >> > I am not sure what you are talking about?
> > >> >
> > >> > -----Original message-----
> > >> >> From:nek5000-users at lists.mcs.anl.gov <mailto:From%3Anek5000-users at lists.mcs.anl.gov> <nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>>
> > >> >> Sent: Friday 30th March 2018 10:30
> > >> >> To: nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>
> > >> >> Subject: [Nek5000-users] logfile
> > >> >>
> > >> >> Hi Neks,
> > >> >>
> > >> >>      What are the entries in the logfile that is output from running
> > >> >> the code.  Please let me know where the entries are determined in the
> > >> >> code.
> > >> >>
> > >> >> Thanks
> > >> >> Swarandeep
> > >> >> _______________________________________________
> > >> >> Nek5000-users mailing list
> > >> >> Nek5000-users at lists.mcs.anl.gov <mailto:Nek5000-users at lists.mcs.anl.gov>
> > >> >> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users <https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users>
> > >> >>
> > >> > _______________________________________________
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> > >>
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