# ACCESS-ISSM

**URL:** https://forum.access-hive.org.au/c/cryosphere/access-issm/247.md

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## [ACCESS-ISSM Help and Technical](https://forum.access-hive.org.au/t/access-issm-help-and-technical/6992)

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**Author:** [@mtetley](https://forum.access-hive.org.au/u/mtetley)\
**Replies:** 0\
**Last updated:** [16 September 2026 00:38 UTC](https://forum.access-hive.org.au/t/access-issm-help-and-technical/6992 "2026-09-16T00:38:04Z")

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This is an open space for the community to post questions, share issues or request help on anything related to interacting with ACCESS-ISSM on Gadi.

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## [About the ACCESS-ISSM category](https://forum.access-hive.org.au/t/about-the-access-issm-category/5612)

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**Author:** [@lachlanswhyborn](https://forum.access-hive.org.au/u/lachlanswhyborn)\
**Replies:** 0\
**Last updated:** [27 November 2025 02:23 UTC](https://forum.access-hive.org.au/t/about-the-access-issm-category/5612 "2025-11-27T02:23:16Z")

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ACCESS-ISSM is the supported implementation of NASA’s Ice-sheet and Sea-level System Model (ISSM) optimised for use on NCI Gadi.. It is designed for high-resolution, high-performance simulations of ice sheet dynamics, in…

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## [Porting of ISSM to GPUs](https://forum.access-hive.org.au/t/porting-of-issm-to-gpus/6656)

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**Author:** [@justinh2002](https://forum.access-hive.org.au/u/justinh2002)\
**Replies:** 0\
**Last updated:** [17 July 2026 03:51 UTC](https://forum.access-hive.org.au/t/porting-of-issm-to-gpus/6656 "2026-07-17T03:51:41Z")

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ISSM GPU Solver — Change Notes Work to make ISSM run its linear solves on NVIDIA V100 GPUs (NCI Gadi gpuvolta queue) via a CUDA-enabled PETSc. Chronological summary of what was changed and why. Files changed / added …