kokkos/kokkos-kernels

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Kokkos C++ Performance Portability Programming Ecosystem: Math Kernels - Provides BLAS, Sparse BLAS and Graph Kernels

Stars: 404
Forks: 129
Open beginner issues: 0
Indexed issues: 118
Avg merge: 3d 11h
Merged PRs (30d): 32

Dominant language: C++
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

118 open issues indexed

Improvements to the BDF ODE Solver Open

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

kokkos/kokkos-kernels#3292 · 2 comments · Opened Sep 11, 2026
[Windows][MPI] Build with shared libs failed with LNK1189 Open

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

kokkos/kokkos-kernels#3073 · 1 comment · Opened May 9, 2026
TeamApplyQ Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

kokkos/kokkos-kernels#3050 · Opened Apr 28, 2026
Benchmark updates Open

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

kokkos/kokkos-kernels#2946 · Opened Feb 17, 2026
Sycl test failures with intel oneapi 2024.2.1 Open

bug

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

kokkos/kokkos-kernels#2739 · 1 comment · Opened Aug 19, 2025
Not respecting `KokkosKernels_ENABLE_COMPONENT_{whatever}=OFF` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 52/100

kokkos/kokkos-kernels#2704 · 1 comment · Opened Jul 17, 2025
KokkosBatched::SerialSVD::invoke(..) hang in Kokkos v4.6 Open

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

kokkos/kokkos-kernels#2650 · 5 comments · Opened May 21, 2025
Couldn't use `KokkosBatched::SerialDotInternal::invoke` for a dot product in `BatchedSerialGemm` Open

kokkos/kokkos-kernels#2611 · 1 assignee · Opened Apr 28, 2025
Kokkos::SerialSVD hang Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokkos/kokkos-kernels#2557 · 2 comments · Opened Mar 21, 2025
`BATCHED` component test file `Test_Batched_SerialTrsv.hpp` can't include `BLAS` header Open

kokkos/kokkos-kernels#2486 · 1 comment · 1 assignee · Opened Jan 21, 2025
CMake Config forces launch_compiler Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

kokkos/kokkos-kernels#2424 · 4 comments · 1 reaction · Opened Nov 9, 2024
Wrong types in batched Householder transform Open

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

kokkos/kokkos-kernels#2365 · 1 comment · Opened Oct 7, 2024
Clang+Cuda unit test failures Open

bug

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

kokkos/kokkos-kernels#2351 · 2 comments · Opened Oct 1, 2024
kokkos kernels: broken unit test w/ cuda 12.4 on h100 gpus with UVM enabled Open

kokkos/kokkos-kernels#2316 · 19 comments · 2 assignees · Opened Aug 27, 2024
Add Sparse Direct Solver Support via TPLs Open

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

kokkos/kokkos-kernels#2251 · 5 comments · Opened Jun 18, 2024
Is there a need to shorted the names of generated files for Windows? Open

question

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

kokkos/kokkos-kernels#2208 · Opened May 22, 2024
Better handling of input/output sortedness for spgemm Open

enhancement InDevelop

kokkos/kokkos-kernels#2194 · 1 assignee · Opened May 2, 2024
Magma and cuBLAS incompatible in unit tests Open

bug

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

kokkos/kokkos-kernels#2177 · 3 comments · Opened Apr 12, 2024
nested namespace holding kk mkl implementation Open

Cleanup

kokkos/kokkos-kernels#2143 · 1 comment · 1 assignee · Opened Mar 13, 2024
SYCL/PVC: native spmv, spmv_mv fail for complex_double Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kokkos/kokkos-kernels#2127 · 1 comment · Opened Mar 1, 2024
Necessity of both `KokkosKernels_ENABLED_COMPONENTS` and `KokkosKernels_ENABLE_...`? Open

Documentation

kokkos/kokkos-kernels#2071 · 6 comments · 1 assignee · Opened Dec 13, 2023
GEMV unit test failures on Ponte Vecchio with oneMKL Open

bug

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

kokkos/kokkos-kernels#2063 · 1 comment · Opened Dec 7, 2023
Unit test coverage gaps Open

bug

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

kokkos/kokkos-kernels#2016 · Opened Oct 24, 2023
Add functor-level stream support to sptrsv Open

kokkos/kokkos-kernels#1994 · 1 assignee · Opened Oct 9, 2023
Testing Share space Open

kokkos/kokkos-kernels#1971 · 1 reaction · 1 assignee · Opened Sep 18, 2023
Make stream interfaces non-blocking Open

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

kokkos/kokkos-kernels#1931 · Opened Aug 7, 2023
build errors in `sptrsv` and `spadd` perf_tests on CUDA 12.2.53 Open

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

kokkos/kokkos-kernels#1890 · 2 comments · Opened Jun 29, 2023
Add KokkosGraph stream support Open

enhancement

kokkos/kokkos-kernels#1879 · 1 assignee · Opened Jun 22, 2023
multi-color gauss-seidel with streams Open

enhancement

kokkos/kokkos-kernels#1860 · 1 assignee · Opened Jun 12, 2023
Only ETI specified ETI types Open

bug

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

kokkos/kokkos-kernels#1847 · 2 comments · Opened May 31, 2023
Check for invalid ETI types before linking Open

enhancement

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

kokkos/kokkos-kernels#1845 · 3 comments · Opened May 31, 2023
CHECK_C_COMPILES Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

kokkos/kokkos-kernels#1746 · 1 comment · Opened Mar 21, 2023
Incomplete capture of Benchmark context on multi-GPU systems Open

bug

kokkos/kokkos-kernels#1741 · 1 comment · 1 assignee · Opened Mar 16, 2023
Add print wrappers to TestUtils Open

enhancement

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

kokkos/kokkos-kernels#1705 · Opened Feb 27, 2023
perf tests: each test re-implements standard boiler plate hindering maintenance Open

enhancement

kokkos/kokkos-kernels#1674 · 2 comments · 1 reaction · 1 assignee · Opened Feb 6, 2023
SpGEMM hangs for tiny matrix on SYCL/OneAPI backend Open

bug

kokkos/kokkos-kernels#1668 · 1 comment · 1 assignee · Opened Feb 2, 2023
Stream interfaces checking if execution_space is valid Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokkos/kokkos-kernels#1648 · 3 comments · Opened Jan 19, 2023
LAPACK Wrappers Request Open

feature request

kokkos/kokkos-kernels#1642 · 7 comments · 1 assignee · Opened Jan 12, 2023
cuda/11.2.2 link errors when both LayoutLeft and LayoutRight are enabled Open

bug

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

kokkos/kokkos-kernels#1601 · 1 comment · Opened Nov 22, 2022
Add -Wsigned-conversion to CI checks Open

kokkos/kokkos-kernels#1585 · 2 assignees · Opened Nov 8, 2022
Add cuSPARSE TPL support for new cusparseSpSV APIs for SPTRSV with CUDA >= 11.3 Open

kokkos/kokkos-kernels#1575 · 1 assignee · Opened Oct 27, 2022
OpenMP backend no longer requires `volatile` for `Kokkos::single` in a `TeamPolicy` Open

bug CompatibilityUpdate

kokkos/kokkos-kernels#1545 · 1 assignee · Opened Sep 23, 2022
openmp.sparse_spgemm_{jacobi_}double_int_int_TestExecSpace hangs W/ GCC10+ARMPL21 & c++17 w/ blas TPL enabled Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokkos/kokkos-kernels#1542 · 2 comments · Opened Sep 22, 2022
Graph coarsening test CUDA build error Open

bug fixed-in-develop

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

kokkos/kokkos-kernels#1516 · Opened Sep 6, 2022
Add unit test for batch handling TeamGEMV Open

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

kokkos/kokkos-kernels#1443 · Opened Jun 15, 2022
Combine Batched BlockCrs Tests Open

Cleanup

Difficulty 3/5 1-2 days Newbie friendliness 42/100

kokkos/kokkos-kernels#1391 · 1 comment · Opened Apr 23, 2022
Have serial algorithm in SpTRSV Open

feature request

Difficulty 3/5 1-2 days Newbie friendliness 42/100

kokkos/kokkos-kernels#1334 · Opened Feb 17, 2022
{serial,openmp}.sparse_spmv_mv failures with gcc/10 and gcc/10+armpl/21 Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 28/100

kokkos/kokkos-kernels#1331 · 5 comments · Opened Feb 17, 2022
Incorrect integral type for CrsMatrix constructor? Open

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

kokkos/kokkos-kernels#1316 · 7 comments · Opened Feb 14, 2022
Poor parallelism when building tests Open

kokkos/kokkos-kernels#1305 · 1 comment · 1 assignee · Opened Feb 7, 2022

kokkos/kokkos-kernels

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