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Welcome to the PFLOTRAN developers mailing list.

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Hansol Suh, … steven...@quintessa.org12

Feb 6

Some developer environment questions.

Thanks for taking a look at this Glenn. It sounds like DDT is doing a better job at processing the

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Some developer environment questions.

Thanks for taking a look at this Glenn. It sounds like DDT is doing a better job at processing the

Feb 6

Mills, Richard Tran

Jan 30

GDB pro tip: Inspecting local entries of a PETSc Vec with gdb in PFLOTRAN, without calling VecGetArray()

Hi Folks, I posted a few messages last night about how to use GDB to inspect local entries of a

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GDB pro tip: Inspecting local entries of a PETSc Vec with gdb in PFLOTRAN, without calling VecGetArray()

Hi Folks, I posted a few messages last night about how to use GDB to inspect local entries of a

Jan 30

Snape, Christopher, … Christopher Snape6

Jan 20

PFlotran v7.0 MS MPI issue

Hi Glenn, I tried modifying the Petsc_test_f.F90 file, by adding the following below the "call

unread,

PFlotran v7.0 MS MPI issue

Hi Glenn, I tried modifying the Petsc_test_f.F90 file, by adding the following below the "call

Jan 20

Mills, Richard Tran, Hammond, Glenn E6

Jan 8

Removing anti-support for AIJ matrix types in PFLOTRAN?

Richard, You can try any of the following: https://bitbucket.org/pflotran/pflotran/src/master/

unread,

Removing anti-support for AIJ matrix types in PFLOTRAN?

Richard, You can try any of the following: https://bitbucket.org/pflotran/pflotran/src/master/

Jan 8

Hammond, Glenn E

12/16/25

Dec 16 Dev Telecon

PFLOTRAN Devs, The below is a message sent out this morning regarding the cancellation of today's

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Dec 16 Dev Telecon

PFLOTRAN Devs, The below is a message sent out this morning regarding the cancellation of today's

12/16/25

Hammond, Glenn E

10/23/25

Potential Job Opportunities at PNNL

PFLOTRAN Devs, Please consider the following posting if you are interested. https://careers.pnnl.gov/

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Potential Job Opportunities at PNNL

PFLOTRAN Devs, Please consider the following posting if you are interested. https://careers.pnnl.gov/

10/23/25

Hammond, Glenn E, … Frederick, Jennifer Mary3

10/8/25

Reflections on the Resilience and Future of PFLOTRAN

I always loved your cockroach analogy! Jennifer M. Frederick, Ph.D. Computational Geoscientist &

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Reflections on the Resilience and Future of PFLOTRAN

I always loved your cockroach analogy! Jennifer M. Frederick, Ph.D. Computational Geoscientist &

10/8/25

Albert Costa, Hammond, Glenn E2

10/1/25

Output file - mass balance (secondary continuum)

I recommend pushing a development branch to bitbucket and submitting a pull request. Albert should

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Output file - mass balance (secondary continuum)

I recommend pushing a development branch to bitbucket and submitting a pull request. Albert should

10/1/25

Hammond, Glenn E

9/29/25

Test for PCHIP Saturation Function

Sandians, The PCHIP saturation function is not covered by the regression tests. Does anyone have a

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Test for PCHIP Saturation Function

Sandians, The PCHIP saturation function is not covered by the regression tests. Does anyone have a

9/29/25

Hammond, Glenn E, Frederick, Jennifer Mary3

9/26/25

See my comments in red. Glenn From: 'Frederick, Jennifer Mary' via pflotran-dev <pflotran-

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See my comments in red. Glenn From: 'Frederick, Jennifer Mary' via pflotran-dev <pflotran-

9/26/25

Hammond, Glenn E, Hansol Suh2

9/18/25

Stamping v7 release

Hi Glenn. Some questions regarding PFLOTRAN v7. I tried building current HEAD of PFLOTRAN (0baef85d)

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Stamping v7 release

Hi Glenn. Some questions regarding PFLOTRAN v7. I tried building current HEAD of PFLOTRAN (0baef85d)

9/18/25

Hammond, Glenn E

9/9/25

Compile times after PETSc upgrade

Devs, I wanted to bring to your attention a notable performance issue with the master branch of

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Compile times after PETSc upgrade

Devs, I wanted to bring to your attention a notable performance issue with the master branch of

9/9/25

Hammond, Glenn E

8/12/25

Refactor of numerical derivatives in TH

All, FYI. I have refactored numerical derivatives in TH to mimic what is done in GENERAL, SCO2 and RT

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Refactor of numerical derivatives in TH

All, FYI. I have refactored numerical derivatives in TH to mimic what is done in GENERAL, SCO2 and RT

8/12/25

Hammond, Glenn E, Leone, Rosie2

7/31/25

Material Transform Question for Sandians

Hi Glenn, It looks like I added it in when I was creating the bats function in the material transform

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Material Transform Question for Sandians

Hi Glenn, It looks like I added it in when I was creating the bats function in the material transform

7/31/25

Hammond, Glenn E, … Orlando Silva10

7/30/25

Bug in multi-continuum capability

Hi Rosie, Glenn Thank you for your feedback. We need this capability urgently for one of our projects

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Bug in multi-continuum capability

Hi Rosie, Glenn Thank you for your feedback. We need this capability urgently for one of our projects

7/30/25

Hammond, Glenn E, … Michael Nole3

7/13/25

Questions on well model

This seems to me like it might be a bug. At line 1224, your well is kicking off to horizontal in the

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Questions on well model

This seems to me like it might be a bug. At line 1224, your well is kicking off to horizontal in the

7/13/25

Hammond, Glenn E

6/20/25

Issue with CPR preconditioner with upgrade to PETSc

Heeho, When you have a moment, could you please investigate the error reported in the attached

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Issue with CPR preconditioner with upgrade to PETSc

Heeho, When you have a moment, could you please investigate the error reported in the attached

6/20/25

WISSMEIER Laurin

6/6/25

Issues with hdf5 ROMIO with petsc 3.21.5 and pflotran 6

Hi Glenn, Regarding our discussion on https://groups.google.com/d/msgid/pflotran-users/1f2a4328-4834-

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Issues with hdf5 ROMIO with petsc 3.21.5 and pflotran 6

Hi Glenn, Regarding our discussion on https://groups.google.com/d/msgid/pflotran-users/1f2a4328-4834-

6/6/25

Eugenio Pescimoro, Hammond, Glenn E2

6/4/25

ERROR: Variable ID 134 not supported for the process model: RICHARDS

Eugenio, SOLUTE_CONCENTRATION under the outer OUTPUT block is for flow modes (eg, the tightly coupled

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ERROR: Variable ID 134 not supported for the process model: RICHARDS

Eugenio, SOLUTE_CONCENTRATION under the outer OUTPUT block is for flow modes (eg, the tightly coupled

6/4/25

Pau Márquez Martín, Hammond, Glenn E2

5/29/25

Duplicated Waypoints

Pau, Did the error message below not print the portion of the message that asks the user to contact

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Duplicated Waypoints

Pau, Did the error message below not print the portion of the message that asks the user to contact

5/29/25

Hansol Suh, … Piyoosh Jaysaval4

5/13/25

PFLOTRAN + VSCode + Modern Fortran langauge server?

Thanks all. I finally got fortls to work with PFLOTRAN (with Vim Youcompleteme + ALE). It turns out

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PFLOTRAN + VSCode + Modern Fortran langauge server?

Thanks all. I finally got fortls to work with PFLOTRAN (with Vim Youcompleteme + ALE). It turns out

5/13/25

Hammond, Glenn E, … de Toledo Camargo, Julia3

5/12/25

WIPP_WELL documentation

Thank you, Jenn. I'm definitely interested in the theory guide, and it would be great if you

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WIPP_WELL documentation

Thank you, Jenn. I'm definitely interested in the theory guide, and it would be great if you

5/12/25

Nicolas Jacquemet

4/30/25

PHREEQC training course and aqueous (geo)chemical modeling

------------------------------------------------------------------------ Hi, Nicolas Jacquemet, I am

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PHREEQC training course and aqueous (geo)chemical modeling

------------------------------------------------------------------------ Hi, Nicolas Jacquemet, I am

4/30/25

Susan Pit, Hammond, Glenn E2

4/23/25

Susan Pit -- Input deck

Susan, Thank you for reporting this issue. You do not need to do anything at this point as your

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Susan Pit -- Input deck

Susan, Thank you for reporting this issue. You do not need to do anything at this point as your

4/23/25

Jordi Sanglas Molist, Leone, Rosie3

4/10/25

Mass balance error in non-reacting multiple continuum model

Hi Rosie, Thanks for your help! Regards, Jordi El dia dimecres, 9 d'abril del 2025 a les 20:43:21

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Mass balance error in non-reacting multiple continuum model

Hi Rosie, Thanks for your help! Regards, Jordi El dia dimecres, 9 d'abril del 2025 a les 20:43:21

4/10/25

佐々木　翼

4/9/25

Issue with ENERGY_RATE in MODE TH

Dear PFLOTRAN Developers, I encountered an issue while using the ENERGY_RATE command in MODE TH. The

unread,

Issue with ENERGY_RATE in MODE TH

Dear PFLOTRAN Developers, I encountered an issue while using the ENERGY_RATE command in MODE TH. The

4/9/25

瀧本一斗, Hammond, Glenn E2

4/1/25

Error: Variable ID 8 not supported for the process model: NULL_FLOW

Izuto, For me, your input deck runs with no issues. Which version of PFLOTRAN are you using? What is

unread,

Error: Variable ID 8 not supported for the process model: NULL_FLOW

Izuto, For me, your input deck runs with no issues. Which version of PFLOTRAN are you using? What is

4/1/25

Hammond, Glenn E, … SC Support Team9

2/14/25

Re: [Ticket#1098039] Installing PFLOTRAN software on JURECA - PETSc and PFLOTRAN inconsistency

Filipe, The code is parallelized solely through MPI. Glenn From: SC Support Team <s...@fz-juelich.de

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Re: [Ticket#1098039] Installing PFLOTRAN software on JURECA - PETSc and PFLOTRAN inconsistency

Filipe, The code is parallelized solely through MPI. Glenn From: SC Support Team <s...@fz-juelich.de

2/14/25

Hammond, Glenn E

2/12/25

Adding new variables to derived types that are duplicated later on

Devs, Reminder: When we add new variables to derived types that initialized and duplicated, we must

unread,

Adding new variables to derived types that are duplicated later on

Devs, Reminder: When we add new variables to derived types that initialized and duplicated, we must

2/12/25

Hammond, Glenn E

1/28/25

PFLOTRAN UNIT_TEST capability...where is it?

Devs, Unit test capability was added to v3.0 through patch update v3.0.1. You can see these when you

unread,

PFLOTRAN UNIT_TEST capability...where is it?

Devs, Unit test capability was added to v3.0 through patch update v3.0.1. You can see these when you

1/28/25

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