Dear Zach,

I have a question about output file type. In the gallery example 
(nsnstohmns.par ), the output file of density distribution (rho) is in HDF5 
type (rho.xy.h5), but in the nsns_test.par, rho is in ASCII file (rho.xy.asc ). 
I wonder that they are both come from the thorn HydroBase::rho , why the output 
file type is different ? And if I want to change the output file type to HDF5 
(e.g.(rho.xy.h5)) , how can I do ?

Thanks.

Best regards,

Chia-Hui

________________________________
寄件者: Zach Etienne <[email protected]>
寄件日期: 2018年7月20日 上午 04:41:38
收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Dear Chia-Hui,

I noticed at the bottom of your .out file the following line:

> INFO (TerminationTrigger): Remaining wallclock time for your job is 57.5667 
> minutes.  Triggering termination...

It appears that for some reason, TerminationTrigger is terminating your run. I 
updated the .par files to properly document the relevant TerminationTrigger 
parameters. You could also try disabling TerminationTrigger completely, as this 
should prevent the code from terminating.

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
https://math.wvu.edu/~zetienne/
https://blackholesathome.net

On Thu, Jul 19, 2018 at 2:36 PM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:
Dear Zach,
Thank a lot for your updating. The previous errors are solved. However the code 
exits after 3 minutes running. The attached files are the corresponding .err 
and .out files. I am not sure whether it is caused by ML_BSSN parameters.
Also thanks for inviting me to the IllinoisGRMHD Working Group telecon. I would 
like to attend and I have selected possible time.

Best regards,
Chia-Hui
________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月20日 上午 01:31:50
收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Dear Chia-Hui,

Thank you for your report! I just updated the parameter files to fix these 
issues (sorry, I should've checked earlier), and they seem to run fine now when 
using the latest Einstein Toolkit release, ET_2018_02. There may be some 
remaining warnings about ML_BSSN parameters, but these may be safely ignored.

Please consider attending the next IllinoisGRMHD Working Group telecon next 
Thursday or Friday; respond to http://whenisgood.net/pfjbm3c if you are 
interesting in attending.
WhenIsGood: July 2018 IllinoisGRMHD telecon<http://whenisgood.net/pfjbm3c>
whenisgood.net<http://whenisgood.net>
Plan the time to have your meeting or event by co-ordinating availability with 
all the particpants using this fuss-free online tool.



-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
https://math.wvu.edu/~zetienne/
https://blackholesathome.net

On Thu, Jul 19, 2018 at 9:30 AM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:
Dear Zach,
Thank you for updating the parameter file. But I have several questions :
1.It seems some name of parameters should be changed,
from VolumeIntegrals_GRMHD::volintegral_inside_sphere__center_x_initial to 
VolumeIntegrals_GRMHD::volintegral_sphere__center_x_initial
and
from VolumeIntegrals_vacuum::volintegral_inside_sphere__tracks__amr_centre
to VolumeIntegrals_vacuum::amr_centre__tracks__volintegral_inside_sphere

2. There is an error message for this parameter IllinoisGRMHD::Symmetry = 0:


in thorn IllinoisGRMHD, file nsns_test.par:78:
  -> Invalid assignment: Attempting to set a variable of type KEYWORD with 
(INT)0


I tried to change 0 to "no", another error message appeared:

ParameterSetKeyword: Unable to set keyword 'IllinoisGRMHD::Symmetry', new value 
'no' is not in any active range


3.For parameter IOUtil::checkpoint_dir= ABEoutput_directory-$parfile

There is an error message:

in thorn IOUtil, file nsns_test.par:388:
  -> Unknown add operator: -
Interpreting as literal string with value 'ABEoutput_directory-nsns_test'

I met obove problems when I executed the code.How could I modify?
Thank you very much.

Best regards,
Chia-Hui


________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月18日 下午 09:07:46

收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Dear Chia-Hui,

Thanks so much for sending the error message. Based on the file you sent, I was 
able to push a few bugfixes to the WVUThorns_Diagnostics arrangement.

I also updated the example parameter files and moved them to a new location:
wvuthorns_diagnostics/NSNS_parameter_files

You'll find that nsns_test.par has been updated as well.

Please grab the latest wvuthorns_diagnostics git repo. I'd suggest comparing 
the updated nsns_test.par to the version you sent me and modifying as needed so 
that your neutron stars are properly centered (you'll need to replace +/- 
"20.319527" with the locations of the neutron stars in your initial data).

Thanks again, and let me know if you run into further troubles.

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
https://math.wvu.edu/~zetienne/
https://blackholesathome.net

On Wed, Jul 18, 2018 at 2:26 AM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:
Dear Zach,
I modified nsns_test.par  as the attached file by replacing VolumeIntegrals 
with VolumeIntegrals_GRMHD and remove the line using centeroflapse which is for 
VolumeIntegrals_vacuum. Then I got the error message as the attached file.What 
else should I modify?
By the way , my ETK version is ET_2018_02.
On the other hand,I am still trying to use illinoisGRMHD in the gallery example 
(nsnstohmns.par),but not yet success. I haven't come up with ideal how to make 
it compatible with IllinoisGRMHD.
Thanks,
Best regards,
Chia-Hui
________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月18日 上午 03:17:53

收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Dear Chia-Hui,
> Does this mean that I should update the parameter file in order to use them ?

Yes, though this should be simple. I would expect that simply replacing all 
references to VolumeIntegrals by references to VolumeIntegrals_GRMHD will fix 
the problem.

>  I have already produced some initial data by LORENE.

Great to hear. You will need to modify the parameter file so that the AMR grid 
structures are properly centered on each neutron star initially.

> Can I consult for your suggestion that which method would be more efficient 
> and proper without tracking problem? Or there are other possible solution?

I am unsure what advice would be best. You have told me is that the code exits 
unexpectedly. To help diagnose, I will need to know the exact version of the 
ETK you are using and the error message.

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
https://math.wvu.edu/~zetienne/
https://blackholesathome.net

On Tue, Jul 17, 2018 at 10:18 AM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:
Dear Zach,
It seems that none parameter file in 
https://bitbucket.org/zach_etienne/wvuthorns_diagnostics/src/a7dfd31684ba/Meudon_Bin_NS-modified/par/?at=master
 uses VolumeIntegrals_GRMHD but use VolumeIntegrals instead. Does this mean 
that I should update the parameter file in order to use them ?
My main goal is to simulate binary neutron star with unequal mass, and I have 
already produced some initial data by LORENE. It seems now I have two options. 
First is to modify (update) one of the parameter files above(e.g. nsns_test.par 
) and second is significantly modify nsnstohmns.par in the gallery. Can I 
consult for your suggestion that which method would be more efficient and 
proper without tracking problem? Or there are other possible solution?

Thank you.
Best regards,
Chia-Hui
________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月17日 下午 09:53:20

收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Dear Chia-Hui,

> Is there a thorn called VolumeIntegrals ?

No, there isn't, and this *might* be evidence that the parameter file you chose 
is outdated (try to find one that depends on VolumeIntegrals_GRMHD): the old 
"VolumeIntegrals" thorn was split into the VolumeIntegrals_GRMHD and 
VolumeIntegrals_vacuum thorns. The former can use IllinoisGRMHD gridfunctions 
and the latter can use McLachlan gridfunctions. VolumeIntegrals_GRMHD is used 
to find the center of masses of the neutron stars so their motion can be 
tracked by the AMR grids.

> And I am curious about: what is the main difference between the parameter 
> file (nsnstohmns.par) in the gallery example and nsns_test.par ?

The nsns_test.par is designed to evolve the "Missing Link" case 
(https://arxiv.org/abs/1101.4298), which is probably different than the gallery 
example. To run this case, you'll need to use the LORENE initial data file here 
(credit: Meudon group; you can find this case on the LORENE website -- 
https://lorene.obspm.fr/ -- as well, but you'll need to hunt for it):
http://math.wvu.edu/~zetienne/resu.d

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
https://math.wvu.edu/~zetienne/
https://blackholesathome.net

On Tue, Jul 17, 2018 at 9:26 AM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:

Dear Zach,

Sorry for late reply. I have tried one of the parameter file you mentioned ( 
nsns_test.par ). I have a question for this file that the thorn VolumeIntegrals 
should be activated but I can only find VolumeIntegrals_GRMHD  and 
VolumeIntegrals_vacuum. After I tried both thorns, I chose 
VolumeIntegrals_GRMHD(that is, I change all VolumeIntegrals into 
VolumeIntegrals_GRMHD in the nsns_test.par).However the code stopped after 
several minutes running. So what I want to ask is: Is there a thorn called 
VolumeIntegrals ? Since I cannot find after searching and I think it is the 
reason terminating the code.

And I am curious about: what is the main difference between the parameter file 
(nsnstohmns.par) in the gallery example and nsns_test.par ?


Thank you.

Best regards,

Chia-Hui

________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月14日 上午 02:41:24

收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Hi Chia-Hui,

If you really want to use VolumeIntegrals_GRMHD, you are more than welcome to 
do so. However, the parameter file you are using from the examples gallery will 
need to be significantly modified to be compatible with IllinoisGRMHD. My 
immediate thought (which may be correct or incorrect) is that it is attempting 
to initialize both GRHydro and IllinoisGRMHD simultaneously.

If you want to use IllinoisGRMHD, the easiest route would be to start with a 
parameter file in the following wvuthorns_diagnostics directory:
https://bitbucket.org/zach_etienne/wvuthorns_diagnostics/src/master/Meudon_Bin_NS-modified/par/

I haven't had time yet to fully set up a gallery example for this BNS case, so 
beware: you may need to modify the parameter file a bit to make it work 
properly. I'm hoping to schedule the next IllinoisGRMHD Working Group telecon 
in the next few weeks, so please stay tuned if you are interested.

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
http://math.wvu.edu/~zetienne/
http://blackholesathome.net

On Fri, Jul 13, 2018 at 11:50 AM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:
Dear Zach,
Becasue if I only activate VolumeIntegrals_GRMHD but not IllinoisGRMHD , there 
will be following error in the .out file:

Error: Implementation 'ILLINOISGRMHD' not activated.
       This implementation is required by activated thorn(s):
           VolumeIntegrals_GRMHD (implementing VolumeIntegrals_GRMHD)
       This implementation is provided by compiled thorn(s):
           IllinoisGRMHD
       Add a thorn providing this implementation to the ActiveThorns parameter.
Activation failed - 1 errors in activation sequence

It seems it is required to activate IllinoisGRMHD  in order to use 
VolumeIntegrals_GRMHD.

Thanks,
Chia-Hui
________________________________
寄件者: Zach Etienne <[email protected]<mailto:[email protected]>>
寄件日期: 2018年7月13日 下午 09:04:30
收件者: 林家暉
副本: Einstein Toolkit Users
主旨: Re: [Users] error after activating IllinoisGRMHD and VolumeIntegrals_GRMHD

Hi Chia-Hui,

Is there a reason you are using IllinoisGRMHD for this particular example? The 
example was written for GRHydro.

-Zach

*     *     *
Zachariah Etienne
Assistant Professor of Mathematics
West Virginia University
http://math.wvu.edu/~zetienne/
http://blackholesathome.net

On Thu, Jul 12, 2018 at 11:35 PM, 林家暉 
<[email protected]<mailto:[email protected]>> wrote:

Dear whom it may concern,

I tried to solve the tracking problem of unequal mass binary neutron 
(http://einsteintoolkit.org/gallery/bns/index.html ) star by using the thorn 
WVUThorns_Diagnostics / VolumeIntegrals_GRMHD . Therefore I activate both 
IllinoisGRMHD and VolumeIntegrals_GRMHD. However I met the error which showed 
in both .err file and .out file.

In .err file:
Thu Jul 12 08:03:04 2018: [unset]:_pmi_alps_init:alps_get_placement_info 
returned with error -1
Thu Jul 12 08:03:04 2018: [unset]:_pmi_init:_pmi_alps_init returned -1

In .out file:
INFO (IllinoisGRMHD): Font fix failed!
INFO (IllinoisGRMHD): i,j,k = 78 31 41, stats.failure_checker = 10000 x,y,z = 
-1.800000e+01 -7.593750e+00 1.068750e+01 , index=574610 st_i = -nan -nan -nan, 
rhostar = 2.902693e+243, Bi = 0.000000e+00 0.000000e+00 0.000000e+00, gij = 
1.295702e+00 0.000000e+00 0.000000e+00 1.295702e+00 0.000000e+00 1.295702e+00, 
Psi6 = 1.474883e+00
INFO (IllinoisGRMHD): Couldn't find root from: -nan 2.902693e+243 -nan -nan 
-nan, rhob approx=1.968084e+243, rho_b_atm=1.000000e+200, Bx=0.000000e+00, 
By=0.000000e+00, Bz=0.000000e+00, gij_phys=1.295702e+00 0.000000e+00 
0.000000e+00 1.295702e+00 0.000000e+00 1.295702e+00, alpha=8.746533e-01

I am not sure what these error exactly mean and how to solve it.

Thanks.
Chia-Hui


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