VTK-m Update

DOECGF 2023

April 26, 2023

Kenneth Moreland Oak Ridge National Laboratory

With lots of contributions from the VTK-m community

ORNL is managed by UT-Battelle LLC for the US Department of Energy

1

1

VTK-m Update

Acknowledgements

• This research was supported by the Exascale Computing Project (17-SC-20-SC), a collaborative effort of two U.S. Department of Energy organizations (Office of Science and the National Nuclear Security Administration) responsible for the planning and preparation of a capable exascale ecosystem, including software, applications, hardware, advanced system engineering, and early testbed platforms, in support of the nation’s exascale computing imperative.
• This material is based upon work supported by the U.S. Department of Energy, Office of Science, Office of Advanced Scientific Computing Research, under Award Numbers 10-014707, 12-015215, and 14-017566.
• Thanks to many, many partners in labs, universities, and industry.

2

2

VTK-m Update

Thanks to All Our Partners!

Code Sprint, April 2017, University of Oregon

Code Sprint, September 2015, LLNL

3

3

VTK-m Update

Why VTK-m?

4

4

VTK-m Update

5

5

VTK-m Update

6

6

VTK-m Update

What is Going on Now?

7

7

VTK-m Update

8

8

VTK-m Update

9

9

VTK-m Update

10

10

VTK-m Update

11

11

VTK-m Update

Evaluation results

- Computing uncertainty metrics

12

Fig. Visualization result of uncertainty MC for the Beetle data set.

Fig. 13. Visualization result of uncertainty MC for the Supernova data set.

12

12

VTK-m Update

13

13

VTK-m Update

14

14

VTK-m Update

15

15

VTK-m Update

Interested in a some Hands on Coding?

• Team is in discussion of organizing a hackathon
• Thinking summer time at ANL
• A great opportunity to learn or deep dive into VTK-m
• Provide several training opportunities and tutorials
• Lots of 1-on-1 with core developers

16

16

VTK-m Update