[Petsc-trilinos-discussion] Scope and requirements

[Bartlett, Roscoe A.]

I am not the one you have to convince.  If it is so easy to upgraded, why have the Hydra-TH developers not upgraded already?  Do you have a relationship with the Hydra-TH developers?

> -----Original Message-----
> From: Jed Brown [mailto:jedbrown at mcs.anl.gov]
> Sent: Monday, November 25, 2013 10:30 AM
> To: Bartlett, Roscoe A.; 'Barry Smith'
> Cc: Matthew Knepley; petsc-trilinos-discussion at lists.mcs.anl.gov
> Subject: RE: [Petsc-trilinos-discussion] Scope and requirements
> 
> "Bartlett, Roscoe A." <bartlettra at ornl.gov> writes:
> > It is just that the current approach of Hydra-TH using a different
> > version of PETSc and ML from the rest of the VERA components will not
> > allow them to couple in with other VERA codes.
> 
> Maintained software upgrades to follow the current version of its
> libraries and environment.  We are not IBM or RedHat, and our customers
> generally don't have the deep pockets required to offer full support for
> ancient software versions.  Upgrading should involve few (possibly zero)
> source code changes, and those should be simple.