llnl/RAJAPerf

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RAJA Performance Suite

Stars: 135
Forks: 55
Open beginner issues: 0
Indexed issues: 61
Avg merge: 4d 16h
Merged PRs (30d): 5

Dominant language: Jupyter Notebook
License: BSD-3-Clause
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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61 open issues indexed

Performance pipeline reporting is failing Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

llnl/RAJAPerf#705 · Opened Aug 26, 2026
Add white space between operators and operands in complex expressions Open

llnl/RAJAPerf#691 · 1 assignee · Opened Jun 19, 2026
Speedup CSV file reference variant tuning is broken Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

llnl/RAJAPerf#624 · 4 comments · Opened Jan 16, 2026
Kokkos Variant Name Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#617 · Opened Jan 8, 2026
Add Kernel Attribute for Randomness Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#611 · 2 comments · Opened Jan 5, 2026
Kokkos Variant Checksum Differences Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

llnl/RAJAPerf#598 · 3 comments · Opened Dec 10, 2025
Improve dev docs Open

DevGuide

llnl/RAJAPerf#595 · 1 comment · 1 assignee · Opened Dec 9, 2025
Remove need of having empty files for unsupported backends Open

CodeOrg

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#583 · Opened Nov 14, 2025
Revisit const Real_ptr usage Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

llnl/RAJAPerf#582 · 1 comment · Opened Nov 14, 2025
Potential Inconsistencies between RAJA and Kokkos HIp implementations Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#568 · 1 comment · Opened Oct 22, 2025
Ensure consistent use of block size vs blockIdx.x in GPU kernels Open

invalid

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#565 · Opened Oct 8, 2025
Split Algorithm_SORT kernels into comparison and non-comparison Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

llnl/RAJAPerf#551 · Opened Sep 19, 2025
Matrix Vector Kernel Parallelism Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#550 · Opened Sep 19, 2025
Consider more kernel attributes relating to Bytes Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#544 · Opened Sep 15, 2025
Problems with the gfx1150 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#542 · 5 comments · Opened Sep 8, 2025
Consider removing TSTEPS loops Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#538 · Opened Aug 18, 2025
Add Bitwise Consistent Attribute Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

llnl/RAJAPerf#537 · Opened Aug 15, 2025
Small Array Tunings Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#536 · Opened Aug 15, 2025
MAT_MAT_SHARED Tuning Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#534 · 1 comment · Opened Aug 13, 2025
Double check sycl multi-dimensional 012 mappings Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

llnl/RAJAPerf#516 · 5 comments · Opened Jun 6, 2025
Add nested loop kernel reduction benchmark Open

llnl/RAJAPerf#510 · 2 assignees · Opened Apr 15, 2025
Updates to FEM Sweep Open

llnl/RAJAPerf#507 · 1 assignee · Opened Apr 7, 2025
Avoid block stride loop on AMD GPUs to increase performance for FEM kernels Open

llnl/RAJAPerf#495 · 2 comments · 1 assignee · Opened Nov 25, 2024
HISTORGRAM-OMPTarget triggers a memory error during checksum computation Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

llnl/RAJAPerf#493 · Opened Nov 12, 2024
Add missing OpenMP target variants Open

openmp target testing

Difficulty 5/5 Over a week Newbie friendliness 32/100

llnl/RAJAPerf#489 · Opened Oct 21, 2024
Add missing SYCL variants in Algorithm group Open

sycl

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#488 · Opened Oct 18, 2024
Add missing SYCL kernels in Basic group Open

sycl

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#487 · Opened Oct 18, 2024
Add SYCL variants for kernels in Comm group Open

sycl

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#449 · Opened Jun 5, 2024
Add SYCL variants for kernels with atomic operations Open

sycl

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#445 · Opened Jun 3, 2024
Add Inter-process shared memory options Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

llnl/RAJAPerf#422 · Opened Mar 4, 2024
Add performance monitoring to CI Open

enhancement new team member testing

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#421 · Opened Feb 20, 2024
Fix EDGE3D kernel Open

bug testing

llnl/RAJAPerf#406 · 2 assignees · Opened Dec 20, 2023
Implement tunings with the same name the same way between Base and RAJA variants Open

cuda enhancement hip

llnl/RAJAPerf#397 · 1 assignee · Opened Dec 4, 2023
Add kernels broken up over multiple loops Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#381 · Opened Oct 24, 2023
Find a way to implement GPU Basic_INDEXLIST in one kernel launch Open

cuda enhancement hip

Difficulty 5/5 Over a week Newbie friendliness 15/100

llnl/RAJAPerf#379 · Opened Oct 12, 2023
Add a kernel to test communicating data whose sizes are not known upfront. Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#377 · 1 comment · Opened Oct 11, 2023
CI Update + Caliper testing Open

llnl/RAJAPerf#362 · 1 comment · 1 reaction · 1 assignee · Opened Aug 21, 2023
Refactor bytes per rep and flops per rep for readability Open

enhancement task

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

llnl/RAJAPerf#358 · Opened Aug 1, 2023
Think about how to handle rarely used tunings Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

llnl/RAJAPerf#350 · Opened Jul 18, 2023
Add LULESH hourglass filter kernel Open

enhancement

llnl/RAJAPerf#338 · 1 assignee · Opened Jul 5, 2023
Kokos::Min and Kokkos::Max are not being used as defined Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

llnl/RAJAPerf#324 · Opened Apr 13, 2023
Calls to Kokkos::min and Kokkos:max are incorrect if ENABLE_KOKKOS=On Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

llnl/RAJAPerf#323 · 10 comments · Opened Apr 13, 2023
Improvement to the software stack related to Caliper and Hatchet. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#316 · Opened Mar 17, 2023
Test GPU block size sweep Open

llnl/RAJAPerf#311 · 1 assignee · Opened Mar 15, 2023
Add a kernel that exercises long double in a struct captured in a lambda to make sure storage/alignment of unsupported types are not corrupted Open

llnl/RAJAPerf#301 · 1 assignee · Opened Feb 14, 2023
Update local spack packages and move them to radiuss-spack-configs Open

enhancement testing

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#287 · Opened Jan 10, 2023
does SORTPAIRS need to use reserve+emplace_back? Open

enhancement question

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/RAJAPerf#262 · 7 comments · Opened Aug 31, 2022
Minor issue with -od flag relative to ../ Open

bug

llnl/RAJAPerf#257 · 2 comments · 1 assignee · Opened Aug 3, 2022
please add compiler flags to suppress annoying warnings during Release builds Open

build enhancement

llnl/RAJAPerf#253 · 1 assignee · Opened Jul 11, 2022
Better lambda variant implementation? Open

enhancement question

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/RAJAPerf#234 · 1 comment · Opened Apr 15, 2022

llnl/RAJAPerf

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