AMGx setup stage become very slow after I include all the zero in the input sparse matrix .
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- Dominant language
- Cuda
- Stars
- 692
- Forks
- 197
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Description
Dose AMGx provide a mechanism to exclude all the zero in the input matrix.
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- Open a pull request that references the issue number.
Research direction
Start by reproducing the AMGx setup slowdown with an input sparse matrix containing explicit zero entries, then inspect how the setup stage handles those entries. Done means providing a documented mechanism to exclude all zeros and confirming that setup no longer becomes very slow.
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Assessment
- Domain
- hpc, performance
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100