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00002e847f03e96...@listserv.llnl.gov

Jan 9

[sundials-users] Integration of matrices with 10^5 - 10^6 elements

Hi I am not sure if I am writing to the correct address - I apologise if that's not the case and

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[sundials-users] Integration of matrices with 10^5 - 10^6 elements

Hi I am not sure if I am writing to the correct address - I apologise if that's not the case and

Jan 9

David Lorenzetti, Balos, Cody2

Jan 6

[sundials-users] quadrature of CVODE-computed state variables

Hi David, There is not a similar capability in CVODE, but CVODES is just a superset of CVODE. You

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[sundials-users] quadrature of CVODE-computed state variables

Hi David, There is not a similar capability in CVODE, but CVODES is just a superset of CVODE. You

Jan 6

12/11/25

[sundials-users] Call for Submissions: Virtual Birds of a Feather – SUNDIALS Updates and User Experiences

Call for Submissions: Virtual Birds of a Feather – SUNDIALS Updates and User Experiences Dear

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[sundials-users] Call for Submissions: Virtual Birds of a Feather – SUNDIALS Updates and User Experiences

Call for Submissions: Virtual Birds of a Feather – SUNDIALS Updates and User Experiences Dear

12/11/25

David Halpern, Balos, Cody4

12/1/25

[sundials-users] SuperLUMT and Sundials

Hi David, The SuperLU_MT module does not have a Fortran interface. See https://sundials.readthedocs.

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[sundials-users] SuperLUMT and Sundials

Hi David, The SuperLU_MT module does not have a Fortran interface. See https://sundials.readthedocs.

12/1/25

David Halpern, Daniel Reynolds2

11/5/25

[sundials-users] Solving a large system of algebraic and differential equations with IDA and periodic boundary conditions

Hi David, I recommend that you try the KLU linear solver for this case, since it should do an

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[sundials-users] Solving a large system of algebraic and differential equations with IDA and periodic boundary conditions

Hi David, I recommend that you try the KLU linear solver for this case, since it should do an

11/5/25

9/29/25

[sundials-users] [LLNL/sundials] Release v7.5.0 - SUNDIALS v7.5.0

SUNDIALS v7.5.0 Repository: LLNL/sundials · Tag: v7.5.0 · Commit: c8dabce · Released by: gardner48

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[sundials-users] [LLNL/sundials] Release v7.5.0 - SUNDIALS v7.5.0

SUNDIALS v7.5.0 Repository: LLNL/sundials · Tag: v7.5.0 · Commit: c8dabce · Released by: gardner48

9/29/25

Stéphane MOTTELET

8/7/25

Re: [sundials-users] [LLNL/sundials] What replacement for KINSetInfoHandlerFn ? (Issue #752)

mottelet left a comment (LLNL/sundials#752) However, the SUNLogInfo API does not allow to give a user

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Re: [sundials-users] [LLNL/sundials] What replacement for KINSetInfoHandlerFn ? (Issue #752)

mottelet left a comment (LLNL/sundials#752) However, the SUNLogInfo API does not allow to give a user

8/7/25

7/12/25

Re: [sundials-users] [LLNL/sundials] [BUG] CVODE attempts an "infinite" step when constraints are enabled, then fails unrecoverably (Issue #702)

gardner48 left a comment (LLNL/sundials#702) @emprice Thanks for reporting this problem. I've

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Re: [sundials-users] [LLNL/sundials] [BUG] CVODE attempts an "infinite" step when constraints are enabled, then fails unrecoverably (Issue #702)

gardner48 left a comment (LLNL/sundials#702) @emprice Thanks for reporting this problem. I've

7/12/25

7/12/25

Re: [sundials-users] [LLNL/sundials] Examples for `CVodeResizeHistory` when `y` changes size (Issue #715)

gardner48 left a comment (LLNL/sundials#715) @martinwang2002 could you describe the problem your

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Re: [sundials-users] [LLNL/sundials] Examples for `CVodeResizeHistory` when `y` changes size (Issue #715)

gardner48 left a comment (LLNL/sundials#715) @martinwang2002 could you describe the problem your

7/12/25

Franßen, Vincenta

7/10/25

[sundials-users] Time grid in IDAS - simulation of a DAE

Dear Sundials-Team, I'm working on the simulation of a DAE. For that, I use IDAS via mopeds (

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[sundials-users] Time grid in IDAS - simulation of a DAE

Dear Sundials-Team, I'm working on the simulation of a DAE. For that, I use IDAS via mopeds (

7/10/25

6/26/25

[sundials-users] [LLNL/sundials] CVode does not return CV_TOO_CLOSE when initial step size is set (Issue #722)

eltix left a comment (LLNL/sundials#722) @sundials-users-github-account Dear Alan, thank you for your

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[sundials-users] [LLNL/sundials] CVode does not return CV_TOO_CLOSE when initial step size is set (Issue #722)

eltix left a comment (LLNL/sundials#722) @sundials-users-github-account Dear Alan, thank you for your

6/26/25

6/23/25

[sundials-users] [LLNL/sundials] Release v7.4.0 - SUNDIALS v7.4.0

SUNDIALS v7.4.0 Repository: LLNL/sundials · Tag: v7.4.0 · Commit: c3ff466 · Released by: balos1 New

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[sundials-users] [LLNL/sundials] Release v7.4.0 - SUNDIALS v7.4.0

SUNDIALS v7.4.0 Repository: LLNL/sundials · Tag: v7.4.0 · Commit: c3ff466 · Released by: balos1 New

6/23/25

5/28/25

[sundials-users] [LLNL/sundials] Usind IDA with nonlinear terms (Issue #711)

ibaned left a comment (LLNL/sundials#711) Yes, there are other ODEs for those two equations as well (

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[sundials-users] [LLNL/sundials] Usind IDA with nonlinear terms (Issue #711)

ibaned left a comment (LLNL/sundials#711) Yes, there are other ODEs for those two equations as well (

5/28/25

5/20/25

[sundials-users] Reminder: Request for Comment on proposed deprecations

Hello sundials-users, The SUNDIALS team is considering deprecating a few modules: NVECTOR_OPENMPDEV (

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[sundials-users] Reminder: Request for Comment on proposed deprecations

Hello sundials-users, The SUNDIALS team is considering deprecating a few modules: NVECTOR_OPENMPDEV (

5/20/25

4/23/25

[sundials-users] [LLNL/sundials] [RFC] Any objections to removal of the cuSOLVER Sparse Batch QR SUNLinearSolver? (Issue #696)

balos1 created an issue (LLNL/sundials#696) The SUNDIALS team is considering deprecating the

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[sundials-users] [LLNL/sundials] [RFC] Any objections to removal of the cuSOLVER Sparse Batch QR SUNLinearSolver? (Issue #696)

balos1 created an issue (LLNL/sundials#696) The SUNDIALS team is considering deprecating the

4/23/25

4/23/25

[sundials-users] [LLNL/sundials] [RFC] Any objections to the removal of the Pthreads N_Vector? (Issue #695)

balos1 created an issue (LLNL/sundials#695) The SUNDIALS team is considering deprecating the

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[sundials-users] [LLNL/sundials] [RFC] Any objections to the removal of the Pthreads N_Vector? (Issue #695)

balos1 created an issue (LLNL/sundials#695) The SUNDIALS team is considering deprecating the

4/23/25

4/23/25

[sundials-users] [LLNL/sundials] [RFC] Any objections to removing the SUNDIALS OpenMPDEV (target offloading) N_Vector? (Issue #694)

balos1 created an issue (LLNL/sundials#694) The SUNDIALS team is considering deprecating the

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[sundials-users] [LLNL/sundials] [RFC] Any objections to removing the SUNDIALS OpenMPDEV (target offloading) N_Vector? (Issue #694)

balos1 created an issue (LLNL/sundials#694) The SUNDIALS team is considering deprecating the

4/23/25

Prashant, Balos, Cody2

4/17/25

[sundials-users] Getting two set of solutions for IDA solver using SKSUNDAE

Hi Prashant, I am unfamiliar with SKSUNDAE. It is not maintained by the SUNDIALS development team, so

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[sundials-users] Getting two set of solutions for IDA solver using SKSUNDAE

Hi Prashant, I am unfamiliar with SKSUNDAE. It is not maintained by the SUNDIALS development team, so

4/17/25

4/17/25

Re: [sundials-users] [LLNL/sundials] How to upgrade to 7: what's the new error handling mechanism? (Issue #689)

Thank you! That was enough to get me what I needed. For posterity: the 'SUNContext_PushErrHandler

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Re: [sundials-users] [LLNL/sundials] How to upgrade to 7: what's the new error handling mechanism? (Issue #689)

Thank you! That was enough to get me what I needed. For posterity: the 'SUNContext_PushErrHandler

4/17/25

Robert Ellis, … Alan C. Hindmarsh10

4/16/25

[sundials-users] CVode slowing to a crawl for no reason?

Hi Robert, In terms of your variables, if u = {all the n_i and p_i} and v = {all the T_i and c_i},

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[sundials-users] CVode slowing to a crawl for no reason?

Hi Robert, In terms of your variables, if u = {all the n_i and p_i} and v = {all the T_i and c_i},

4/16/25

00002ce5063010f...@listserv.llnl.gov, Balos, Cody2

4/10/25

[sundials-users] CVODE Fortran Interface Thread Safe?

Hi Jerred, If you are creating the serial N_Vectors within the OpenMP loop such that they are private

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[sundials-users] CVODE Fortran Interface Thread Safe?

Hi Jerred, If you are creating the serial N_Vectors within the OpenMP loop such that they are private

4/10/25

4/8/25

[sundials-users] [LLNL/sundials] Release v7.3.0 - SUNDIALS v7.3.0

SUNDIALS v7.3.0 Repository: LLNL/sundials · Tag: v7.3.0 · Commit: e941546 · Released by: gardner48

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[sundials-users] [LLNL/sundials] Release v7.3.0 - SUNDIALS v7.3.0

SUNDIALS v7.3.0 Repository: LLNL/sundials · Tag: v7.3.0 · Commit: e941546 · Released by: gardner48

4/8/25

Pedro Beltran, Borja, … Whitesides, Russell3

2/13/25

[sundials-users] SUNDIALS MAGMA GPU direct solver for chemistry problems

Since this topic (GPU chemistry) has come up on the list a few times recently I thought I would point

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[sundials-users] SUNDIALS MAGMA GPU direct solver for chemistry problems

Since this topic (GPU chemistry) has come up on the list a few times recently I thought I would point

2/13/25

12/20/24

[sundials-users] [LLNL/sundials] Release v7.2.1 - SUNDIALS v7.2.1

SUNDIALS v7.2.1 Repository: LLNL/sundials · Tag: v7.2.1 · Commit: 5c53be8 · Released by: gardner48

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[sundials-users] [LLNL/sundials] Release v7.2.1 - SUNDIALS v7.2.1

SUNDIALS v7.2.1 Repository: LLNL/sundials · Tag: v7.2.1 · Commit: 5c53be8 · Released by: gardner48

12/20/24

12/11/24

[sundials-users] [LLNL/sundials] Release v7.2.0 - SUNDIALS v7.2.0

SUNDIALS v7.2.0 Repository: LLNL/sundials · Tag: v7.2.0 · Commit: 0eff396 · Released by: gardner48

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[sundials-users] [LLNL/sundials] Release v7.2.0 - SUNDIALS v7.2.0

SUNDIALS v7.2.0 Repository: LLNL/sundials · Tag: v7.2.0 · Commit: 0eff396 · Released by: gardner48

12/11/24

Brady, Peter T, Gardner, David James2

11/5/24

[sundials-users] arkodeevolve one_step strangeness

Hi Peter, Yes, ARKODE maintains an internal copy of the current state to enable reuse of computations

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[sundials-users] arkodeevolve one_step strangeness

Hi Peter, Yes, ARKODE maintains an internal copy of the current state to enable reuse of computations

11/5/24

10/22/24

[sundials-users] [LLNL/sundials] Question regarding choice of Newton solver in IDA (Issue #594)

Because IDA uses adaptive step sizes, there is a general assumption that steps will not be so large

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[sundials-users] [LLNL/sundials] Question regarding choice of Newton solver in IDA (Issue #594)

Because IDA uses adaptive step sizes, there is a general assumption that steps will not be so large

10/22/24

Mettupalayam Sivaselvan, Balos, Cody7

10/4/24

[sundials-users] implementing custom linear solver in Fortran

Hi Cody, Please find attached a short description of the problem I am trying to solve. I have

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[sundials-users] implementing custom linear solver in Fortran

Hi Cody, Please find attached a short description of the problem I am trying to solve. I have

10/4/24

Yuanfeng Shi, Margolis, Stephen B.2

9/27/24

[sundials-users] CVODE - Can you please help?

Hi, I've encountered a similar issue in a different type of problem at late times in the

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[sundials-users] CVODE - Can you please help?

Hi, I've encountered a similar issue in a different type of problem at late times in the

9/27/24

utpal kiran, Balos, Cody3

9/26/24

[sundials-users] CVODE with OpenMP and cuda streams

Hi Cody, Thank you for your response. I have used eight cuda streams and attached each one with a CPU

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[sundials-users] CVODE with OpenMP and cuda streams

Hi Cody, Thank you for your response. I have used eight cuda streams and attached each one with a CPU

9/26/24

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