[Users] Users Digest, Vol 99, Issue 13

Feyisso Sado bsfeyiso at gmail.com
Wed Jul 4 10:03:44 CDT 2018 

Dear all

help for this error

[/home/fayo/Cactus/configs/sim/scratch/build/LORENE/Lorene/Lib/liblorenef77.a]
Error



*With Best Regards!!!*
*-------------------------------------------------------------------*

*Feyiso Sado Bedecha (PhD), Student*
*Addis Ababa University, Department of Physics*
*Cell Phone: +251910626090 <%2B251911089463>*
*E-mail: bsfeyiso at gmail.com <bsfeyiso at gmail.com>*
*P.O.Box: 1176*
*Ethiopia*

On Wed, Jun 13, 2018 at 8:00 PM, <users-request at einsteintoolkit.org> wrote:

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> Today's Topics:
>
>    1. Re: problems of reproducing the simulation of binary neutron
>       star with different mass (???)
>    2. European Einstein Toolkit meeting 2018 -- reminder (Miguel Zilh?o)
>    3. Configure Error While Compiling (Jared Coughlin)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 13 Jun 2018 07:53:34 +0000
> From: ??? <r06222015 at ntu.edu.tw>
> Subject: Re: [Users] problems of reproducing the simulation of binary
>         neutron star with different mass
> To: "rhaas at ncsa.illinois.edu" <rhaas at ncsa.illinois.edu>
> Cc: Einstein Toolkit Users <users at einsteintoolkit.org>
> Message-ID: <6833862305f44d82834b36c54a73f54b at ntu.edu.tw>
> Content-Type: text/plain; charset="big5"
>
> Dear Roland,
>
> I found the tracking problem is very obvious that the canter of mass moves
> toward right.
>
> Therefore,I have tried the thorn you mentioned (
> https://bitbucket.org/zach_etienne/wvuthorns_diagnostics).
>
> However I met some problem. I added following lines in nsnstohmns.th
>
>
> # wvuthorns_diagnostics
> !TARGET   = $ARR
> !TYPE     = git
> !URL      = https://bitbucket.org/zach_etienne/wvuthorns_diagnostics.git
> !REPO_PATH= $2
> !CHECKOUT =
> wvuthorns_diagnostics/VolumeIntegrals_GRMHD
>
> and following lines in nsnstohmns.par
>
> ActiveThorns = "VolumeIntegrals_GRMHD"
> VolumeIntegrals_GRMHD::volintegral_sphere__center_x_initial[101] ="0.0"
> VolumeIntegrals_GRMHD::volintegral_sphere__center_y_initial[101] ="0.0"
> VolumeIntegrals_GRMHD::volintegral_sphere__center_z_initial[101] ="0.0"
>
> then I ran the command in order to obtain the thorn VolumeIntegrals_GRMHD :
> ./GetComponents thornlists/nsnstohmns.th
>
> but the following error occurs
>
> Error: Thorn VolumeIntegrals_GRMHD not found
> Activation failed - 1 errors in activation sequence
> WARNING level 0 from host nid02749 process 0
>   while executing schedule bin (none), routine (no thorn)::(no routine)
>   in thorn Cactus, file /global/u1/c/chlin/Cactus/src/main/SetParams.c:93:
>   -> CCTKi_SetParameter: Error at line 585 in parameter file
> /scratch1/scratchdirs/chlin/simulations/nsns_09_063_thorn_
> test5/output-0000/nsnstohmns.par while activating thorns
>
> I wonder that I missed some steps since it is my first time to add a new
> thorn. Is there any possible solution?
> Thank you.
> Best regards,
> Chia-Hui
>
> ________________________________
> ???: Roland Haas <rhaas at illinois.edu>
> ????: 2018?5?15? ?? 08:16:12
> ???: ???
> ??: Einstein Toolkit Users
> ??: Re: [Users] problems of reproducing the simulation of binary neutron
> star with different mass
>
> Hello Chia-Hui,
>
> > I do not quite understand what causes ,in your example,
> >
> > CarpetRegrid2::position_x_1 = 42.
> > CarpetRegrid2::position_x_2 = -17
> >
> > to become fail.
> This has to do with the way that the thorn GRHydro_Analysis that looks
> for the location of the star works. It first determines the location on
> the grid with the largest density, then it computes a center of mass
> integral in a region around that point. This computed center of mass if
> used as the location of the star and to move boxes. There is code in
> thorn NSTracker that uses this single found location and moves two
> refined regions to (x,y,z) and (-x,-y,z) where (x,y,z) is the found
> location of the star.
>
> There are two reasons why this does not work well with unequal masses:
>
> 1. it only looks for a single star and bases that star's location on
> the highest density
> 2. NSTracker makes the hard-coded assumption that the two regions that
> cover the star are mirror immages of each other
>
> In your case since the star at -17 (always assuming you actually have
> set up a grid that has no symmetries) is the heavier one (since it is
> closer to the center of rotation) and thus has the higher central
> density, therefore GRHydro_Analysis will use it as the star to track
> and thus will find the star location to be (-17,0,0) when it looks for
> the star.
>
> >  In my case, if the initial location of the binary star is (-34.59
> > km , 45.41 km) , I should set
> >
> > CarpetRegrid2::position_x_1 = -34.59/1.48=-23.37
> > CarpetRegrid2::position_x_2 = 45.41/1.48=30.68
> >
> > right?
> Yes that is correct.
>
> > Would this soon be set to (-23.37,23.37)? Because the mass difference
> > is not so much, I am wondering whether there exists some maximum value
> > of  mass ratio which can tolerate small mass difference.
> >
> > By the way ,the link https://trac.einsteintoolkit.org/ticket/1974
> > seems not work. I would like to check it up.
> Thank you for pointing this out. It seems that there is an endless
> redirection loop in the trac website already for
> https://trac.einsteintoolkit.org
>
> Yours,
> Roland
>
> --
> My email is as private as my paper mail. I therefore support encrypting
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> ------------------------------
>
> Message: 2
> Date: Wed, 13 Jun 2018 15:23:30 +0100
> From: Miguel Zilh?o     <miguel.zilhao.nogueira at tecnico.ulisboa.pt>
> Subject: [Users] European Einstein Toolkit meeting 2018 -- reminder
> To: Einstein Toolkit Users <users at einsteintoolkit.org>
> Message-ID: <a20dc9f7-b42f-d2c9-732d-52f2a34c10c9 at tecnico.ulisboa.pt>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> Dear all,
>
> Just a reminder about the European Einstein Toolkit meeting 2018, to be
> held in Lisbon in September
> (10 to 13). If you haven't registered and would like to attend, please do
> so. We would also like to
> encourage everyone wishing to speak to submit an abstract.
>
> Please use the following link to register and find more information:
> https://centra.tecnico.ulisboa.pt/network/grit/einsteintoolkit2018/
>
> Hope to see you in September!
> Miguel
>
>
> ------------------------------
>
> Message: 3
> Date: Wed, 13 Jun 2018 11:57:50 -0400
> From: Jared Coughlin <Jared.W.Coughlin.29 at nd.edu>
> Subject: [Users] Configure Error While Compiling
> To: users at einsteintoolkit.org
> Message-ID:
>         <CAJmgh08q3AHxvW+jFfN4cW1w43DzwobUiFe7_
> 9mmV0ne2nWjyQ at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hello! My adviser is trying to install the Einstein Toolkit, but getting
> the following error when compiling:
>
> configure: WARNING: Did not find a suitable static opal hwloc component
>
> He's compiling on the same cluster that I did (and following the same
> instructions), and it worked with no issues for me, which is odd. He also
> said that running the GetComponents script fails to get some of the
> components (again, I did not have this problem), so I'm guessing that that
> is the real issue. I was just wondering if anyone knew why the
> GetComponents script would fail or, if the error is unrelated to that, what
> it means? Thanks!
>
> Sincerely,
> -Jared
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