[Users] update LORENE version within ExternalLibraries

Sun Mar 14 08:07:58 CDT 2021

Roland,
  thank you very much for this summary.

Cheers,
Bruno

Il giorno gio 11 mar 2021 alle ore 17:26 Roland Haas <rhaas at illinois.edu>
ha scritto:

> Hello all,
>
> I dug up the old meeting minutes from when LORENE2 was first introduced
> (from 2016):
>
> http://lists.einsteintoolkit.org/pipermail/users/2016-October/005020.html
>
> basically we introduced LORENE2 to indicate the breaking change and
> left LORENE as the default version in the thornlist.
>
> At the very least we should be able to update LORENE2 to the current
> version (assuming no more breaking changes in between) and, if we want
> to deprecate LORENE1 and remove, possibly only in the release after the
> next one, switch defaults. The issue is that one cannot compile both
> thorns at the same time so switching from LORENE1 to LORENE2 will break
> existing parfiles (for example the gallery example).
>
> Making LORENE2 the default was a decision reached in the ET call on
> 2018-03-12:
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-March/006122.html
>
> where it says:
>
> --8<--
> updating LORENE:
> * make LORENE2 the default after verifying that everything compiles and
>   that gallery example works with LORENE2
> * check that BBH ID from Meudon group can still be read
> * create ticket for this
> * get this done within a month
> --8<--
>
> and from future minutes, nothing seems to have happened though in
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-October/006610.html
>
> it says
>
> --8<--
> * update ET to LORENE2
> ** need to check that files can still be read
> ** old ticket stated that there would be an abort for some files writen
> by old an read by new LORENE or vice versa
> --8<--
>
> and
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-November/006634.html
>
> says
>
> --8<--
> LORENE2:
> * switch thornlist to have LORENE2 as the default
> --8<--
>
> and
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-November/006661.html
>
> --8<--
>  tasks for next Einstein Toolkit relelase trac listing:
> ** LORENE2, should be enable in thornlist to compile, Zac wanted to
> provide a small data set to load it
> --8<--
>
> and the same note in
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-November/006667.html
>
> However in 2018-02-03 an issue was raised by Zach
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-December/006679.html
>
> --8<--
> WVUThorns:
> * Zach reported.  He has a small-ish but not well understood LORENE2
> initial data from his collaborator, has permissions to use it.
> * Working with Josh Faber (RIT) who is using LORENE2 for binary NS
> mergers, will have another small initial data set from him.
> * Discussion of a possible problem in LORENE2, a bug, that may make it
> incorrect.  In the translation from French to English a subroutine was
> not translated.  Also the LORENE1 initial data may not be useful in
> LORENE2.
> * Because of this Zach and Steve recommend proceeding with caution.
> Last week the conclusion had been to replace LORENE1 with LORENE2...now
> not recommended until this is understood/explored further.
> --8<--
>
> this
>
> http://lists.einsteintoolkit.org/pipermail/users/2018-December/006691.html
>
> provides
>
> --8<--
> LORENE:
> * Josh reported on bugs existing in the English named classes in LORENE
>   in the newer part of the codebase that do not yet exist in the French
>   named classed
> * Josh expects to send bug fixes back to LORENE but will take a while
>   to track them down
> * not sure if the ET's LORENE1 already has these bugs present that
>   exist in LORENE2
> --8<--
>
> after which there is no more updates.
>
> Yours,
> Roland
>
> > Roland,
> >   thanks for the prompt reply. I will attend tomorrow's telecon, so that
> > maybe we can also discuss this.
> >
> > Cheers,
> > Bruno
> >
> >
> > Il giorno mer 10 mar 2021 alle ore 19:19 Roland Haas <rhaas at illinois.edu
> >
> > ha scritto:
> >
> > > Hello Bruno, Lorenzo,
> > >
> > > >   the versions of LORENE available within the Einstein Tollkit
> (both
> > > LORENE
> > > > and LORENE2) are pretty old and they also include a few bugs that
> > > > have been fixed in the current version of the LORENE library
> > > > available on
> > > >
> > >
> https://urldefense.com/v3/__https://lorene.obspm.fr/__;!!DZ3fjg!prya273V4UErHsbCU9wuaiGbfk8SFwM2FGnhPz38kPYcjTJfxUKWzEigPXOZ3oBc$
>
> > > >
> > > >    Would it be possible to add the current version of LORENE to the
> > > > Einstein Toolkit?
> > > Please take a look at:
> > >
> > >
> > >
> https://urldefense.com/v3/__https://bitbucket.org/einsteintoolkit/tickets/issues/2206/make-lorene2-the-default-lorene-in-the-et__;!!DZ3fjg!sQzhqrd-FfRVzvyiR7s2xXVb_rYLox9aCydPjVwamccZ6jUO3OA2ZWTMdN26LDSs$
> > >
> > > and
> > >
> > >
> https://urldefense.com/v3/__https://bitbucket.org/einsteintoolkit/tickets/issues/1817*comment-50394946__;Iw!!DZ3fjg!sQzhqrd-FfRVzvyiR7s2xXVb_rYLox9aCydPjVwamccZ6jUO3OA2ZWTMdCEUyLuj$
> > >
> > > > P.S.: btw, I was not able to find which version of LORENE the thorns
> > > > LORENE and LORENE2 refer to. I think LORENE2 is from 2015, but I'm
> > > > not 100% sure.
> > > The version in LORENE2 is listed in the ticket.
> > >
> > > LORENE unfortunately has introduced breaking changes in the past with
> > > no notice that this was done which makes it hard to follow along they
> > > development. It would be great if someone who uses LORENE would keep on
> > > top of this and provide pointers which versions are "safe" to include.
> > >
> > > Yours,
> > > Roland
> > >
> > > --
> > > My email is as private as my paper mail. I therefore support encrypting
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> .
> > >
> >
> >
>
>
> --
> My email is as private as my paper mail. I therefore support encrypting
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>
>

-- 

Prof. Bruno Giacomazzo
Department of Physics
University of Milano-Bicocca
Piazza della Scienza 3
20126 Milano
Italy

email: bruno.giacomazzo at unimib.it
phone: (+39) 02 6448 2321
web: http://www.brunogiacomazzo.org

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