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Instantiate VSMemHelper with correct policy for merge sort #3897

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Instantiate VSMemHelper with correct policy for merge sort #3897

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NaderAlAwar
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Description

Closes #3895

Checklist

  • New or existing tests cover these changes.
  • The documentation is up to date with these changes.

@NaderAlAwar NaderAlAwar requested a review from a team as a code owner February 21, 2025 16:02
@NaderAlAwar NaderAlAwar requested a review from fbusato February 21, 2025 16:02
@NaderAlAwar NaderAlAwar marked this pull request as draft February 21, 2025 16:02
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/ok to test

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🟩 CI finished in 1h 43m: Pass: 100%/93 | Total: 2d 07h | Avg: 35m 32s | Max: 1h 18m | Hits: 80%/133653

  • 🟩 cub: Pass: 100%/45 | Total: 1d 12h | Avg: 48m 15s | Max: 1h 18m | Hits: 74%/53221 

    🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total:  1d 10h | Avg: 48m 01s | Max:  1h 18m | Hits:  74%/50803 
  🟩 arm64              Pass: 100%/2   | Total:  1h 45m | Avg: 52m 56s | Max: 53m 04s | Hits:  76%/2418  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  4h 26m | Avg: 53m 22s | Max:  1h 01m | Hits:  64%/5879  
  🟩 12.5               Pass: 100%/2   | Total:  2h 01m | Avg:  1h 00m | Max:  1h 03m | Hits:  71%/2236  
  🟩 12.8               Pass: 100%/38  | Total:  1d 05h | Avg: 46m 54s | Max:  1h 18m | Hits:  75%/45106 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total:  1h 53m | Avg: 56m 43s | Max:  1h 00m | Hits:  83%/2090  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  4h 26m | Avg: 53m 22s | Max:  1h 01m | Hits:  64%/5879  
  🟩 nvcc12.5           Pass: 100%/2   | Total:  2h 01m | Avg:  1h 00m | Max:  1h 03m | Hits:  71%/2236  
  🟩 nvcc12.8           Pass: 100%/36  | Total:  1d 03h | Avg: 46m 21s | Max:  1h 18m | Hits:  75%/43016 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total:  1h 53m | Avg: 56m 43s | Max:  1h 00m | Hits:  83%/2090  
  🟩 nvcc               Pass: 100%/43  | Total:  1d 10h | Avg: 47m 51s | Max:  1h 18m | Hits:  73%/51131 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total:  3h 24m | Avg: 51m 12s | Max: 53m 15s | Hits:  75%/4844  
  🟩 Clang15            Pass: 100%/2   | Total:  1h 38m | Avg: 49m 10s | Max: 49m 16s | Hits:  74%/2418  
  🟩 Clang16            Pass: 100%/2   | Total:  1h 42m | Avg: 51m 07s | Max: 53m 25s | Hits:  73%/2418  
  🟩 Clang17            Pass: 100%/2   | Total:  1h 37m | Avg: 48m 53s | Max: 49m 49s | Hits:  74%/2418  
  🟩 Clang18            Pass: 100%/7   | Total:  5h 15m | Avg: 45m 03s | Max:  1h 00m | Hits:  84%/8135  
  🟩 GCC7               Pass: 100%/2   | Total:  1h 42m | Avg: 51m 24s | Max: 52m 35s | Hits:  74%/2422  
  🟩 GCC8               Pass: 100%/1   | Total: 48m 28s | Avg: 48m 28s | Max: 48m 28s | Hits:  73%/1211  
  🟩 GCC9               Pass: 100%/2   | Total:  1h 42m | Avg: 51m 05s | Max: 52m 12s | Hits:  73%/2422  
  🟩 GCC10              Pass: 100%/2   | Total:  1h 47m | Avg: 53m 47s | Max: 55m 05s | Hits:  73%/2422  
  🟩 GCC11              Pass: 100%/2   | Total:  1h 40m | Avg: 50m 29s | Max: 51m 37s | Hits:  73%/2418  
  🟩 GCC12              Pass: 100%/2   | Total:  1h 44m | Avg: 52m 21s | Max: 55m 01s | Hits:  73%/2418  
  🟩 GCC13              Pass: 100%/11  | Total:  6h 14m | Avg: 34m 03s | Max:  1h 05m | Hits:  87%/13299 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  2h 18m | Avg:  1h 09m | Max:  1h 17m | Hits:  14%/2070  
  🟩 MSVC14.42          Pass: 100%/2   | Total:  2h 30m | Avg:  1h 15m | Max:  1h 18m | Hits:  14%/2070  
  🟩 NVHPC24.7          Pass: 100%/2   | Total:  2h 01m | Avg:  1h 00m | Max:  1h 03m | Hits:  71%/2236  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total: 13h 38m | Avg: 48m 08s | Max:  1h 00m | Hits:  78%/20233 
  🟩 GCC                Pass: 100%/22  | Total: 15h 41m | Avg: 42m 47s | Max:  1h 05m | Hits:  80%/26612 
  🟩 MSVC               Pass: 100%/4   | Total:  4h 49m | Avg:  1h 12m | Max:  1h 18m | Hits:  14%/4140  
  🟩 NVHPC              Pass: 100%/2   | Total:  2h 01m | Avg:  1h 00m | Max:  1h 03m | Hits:  71%/2236  
🟩 gpu
  🟩 h100               Pass: 100%/3   | Total:  1h 09m | Avg: 23m 03s | Max: 25m 19s | Hits:  91%/3627  
  🟩 rtx2080            Pass: 100%/34  | Total:  1d 07h | Avg: 55m 01s | Max:  1h 18m | Hits:  68%/39922 
  🟩 rtxa6000           Pass: 100%/8   | Total:  3h 51m | Avg: 28m 54s | Max: 54m 22s | Hits:  92%/9672  
🟩 jobs
  🟩 Build              Pass: 100%/37  | Total:  1d 09h | Avg: 54m 02s | Max:  1h 18m | Hits:  68%/43549 
  🟩 DeviceLaunch       Pass: 100%/1   | Total: 21m 22s | Avg: 21m 22s | Max: 21m 22s | Hits:  99%/1209  
  🟩 GraphCapture       Pass: 100%/1   | Total: 16m 24s | Avg: 16m 24s | Max: 16m 24s | Hits:  99%/1209  
  🟩 HostLaunch         Pass: 100%/3   | Total:  1h 13m | Avg: 24m 25s | Max: 25m 19s | Hits:  99%/3627  
  🟩 TestGPU            Pass: 100%/3   | Total:  1h 00m | Avg: 20m 16s | Max: 20m 53s | Hits:  99%/3627  
🟩 sm
  🟩 90                 Pass: 100%/3   | Total:  1h 09m | Avg: 23m 03s | Max: 25m 19s | Hits:  91%/3627  
  🟩 90;90a;100         Pass: 100%/1   | Total:  1h 05m | Avg:  1h 05m | Max:  1h 05m | Hits:  73%/1209  
🟩 std
  🟩 17                 Pass: 100%/20  | Total: 18h 14m | Avg: 54m 44s | Max:  1h 17m | Hits:  66%/23419 
  🟩 20                 Pass: 100%/25  | Total: 17h 56m | Avg: 43m 03s | Max:  1h 18m | Hits:  80%/29802

  • 🟩 thrust: Pass: 100%/45 | Total: 18h 11m | Avg: 24m 14s | Max: 56m 16s | Hits: 84%/80136 

    🟩 cmake_options
  🟩 -DTHRUST_DISPATCH_TYPE=Force32bit Pass: 100%/2   | Total: 31m 54s | Avg: 15m 57s | Max: 20m 43s | Hits:  92%/3564  
🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total: 17h 30m | Avg: 24m 25s | Max: 56m 16s | Hits:  84%/76573 
  🟩 arm64              Pass: 100%/2   | Total: 40m 58s | Avg: 20m 29s | Max: 21m 53s | Hits:  87%/3563  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  2h 15m | Avg: 27m 09s | Max: 50m 53s | Hits:  81%/8901  
  🟩 12.5               Pass: 100%/2   | Total:  1h 20m | Avg: 40m 27s | Max: 41m 08s | Hits:  79%/3562  
  🟩 12.8               Pass: 100%/38  | Total: 14h 34m | Avg: 23m 00s | Max: 56m 16s | Hits:  85%/67673 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total: 33m 30s | Avg: 16m 45s | Max: 17m 02s | Hits:  88%/3562  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  2h 15m | Avg: 27m 09s | Max: 50m 53s | Hits:  81%/8901  
  🟩 nvcc12.5           Pass: 100%/2   | Total:  1h 20m | Avg: 40m 27s | Max: 41m 08s | Hits:  79%/3562  
  🟩 nvcc12.8           Pass: 100%/36  | Total: 14h 00m | Avg: 23m 21s | Max: 56m 16s | Hits:  85%/64111 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total: 33m 30s | Avg: 16m 45s | Max: 17m 02s | Hits:  88%/3562  
  🟩 nvcc               Pass: 100%/43  | Total: 17h 37m | Avg: 24m 35s | Max: 56m 16s | Hits:  84%/76574 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total:  1h 29m | Avg: 22m 16s | Max: 24m 12s | Hits:  87%/7124  
  🟩 Clang15            Pass: 100%/2   | Total: 42m 49s | Avg: 21m 24s | Max: 21m 47s | Hits:  86%/3562  
  🟩 Clang16            Pass: 100%/2   | Total: 43m 11s | Avg: 21m 35s | Max: 21m 45s | Hits:  86%/3562  
  🟩 Clang17            Pass: 100%/2   | Total: 45m 36s | Avg: 22m 48s | Max: 23m 33s | Hits:  86%/3562  
  🟩 Clang18            Pass: 100%/7   | Total:  1h 58m | Avg: 16m 54s | Max: 25m 13s | Hits:  90%/12467 
  🟩 GCC7               Pass: 100%/2   | Total: 45m 03s | Avg: 22m 31s | Max: 23m 25s | Hits:  86%/3564  
  🟩 GCC8               Pass: 100%/1   | Total: 26m 18s | Avg: 26m 18s | Max: 26m 18s | Hits:  84%/1782  
  🟩 GCC9               Pass: 100%/2   | Total: 47m 16s | Avg: 23m 38s | Max: 24m 49s | Hits:  86%/3564  
  🟩 GCC10              Pass: 100%/2   | Total: 44m 42s | Avg: 22m 21s | Max: 22m 27s | Hits:  86%/3564  
  🟩 GCC11              Pass: 100%/2   | Total: 48m 51s | Avg: 24m 25s | Max: 25m 08s | Hits:  86%/3564  
  🟩 GCC12              Pass: 100%/2   | Total: 51m 43s | Avg: 25m 51s | Max: 25m 55s | Hits:  85%/3564  
  🟩 GCC13              Pass: 100%/10  | Total:  2h 58m | Avg: 17m 52s | Max: 28m 26s | Hits:  91%/17820 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 37m | Avg: 48m 43s | Max: 50m 53s | Hits:  55%/3550  
  🟩 MSVC14.42          Pass: 100%/3   | Total:  2h 11m | Avg: 43m 43s | Max: 56m 16s | Hits:  60%/5325  
  🟩 NVHPC24.7          Pass: 100%/2   | Total:  1h 20m | Avg: 40m 27s | Max: 41m 08s | Hits:  79%/3562  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total:  5h 39m | Avg: 19m 56s | Max: 25m 13s | Hits:  88%/30277 
  🟩 GCC                Pass: 100%/21  | Total:  7h 22m | Avg: 21m 04s | Max: 28m 26s | Hits:  88%/37422 
  🟩 MSVC               Pass: 100%/5   | Total:  3h 48m | Avg: 45m 43s | Max: 56m 16s | Hits:  58%/8875  
  🟩 NVHPC              Pass: 100%/2   | Total:  1h 20m | Avg: 40m 27s | Max: 41m 08s | Hits:  79%/3562  
🟩 gpu
  🟩 h100               Pass: 100%/2   | Total: 24m 32s | Avg: 12m 16s | Max: 13m 18s | Hits:  93%/3564  
  🟩 rtx2080            Pass: 100%/33  | Total: 14h 19m | Avg: 26m 02s | Max: 50m 53s | Hits:  83%/58769 
  🟩 rtx4090            Pass: 100%/10  | Total:  3h 27m | Avg: 20m 44s | Max: 56m 16s | Hits:  87%/17803 
🟩 jobs
  🟩 Build              Pass: 100%/38  | Total: 16h 43m | Avg: 26m 23s | Max: 56m 16s | Hits:  82%/67671 
  🟩 TestCPU            Pass: 100%/3   | Total: 44m 09s | Avg: 14m 43s | Max: 28m 54s | Hits:  90%/5338  
  🟩 TestGPU            Pass: 100%/4   | Total: 43m 51s | Avg: 10m 57s | Max: 11m 18s | Hits:  99%/7127  
🟩 sm
  🟩 90                 Pass: 100%/2   | Total: 24m 32s | Avg: 12m 16s | Max: 13m 18s | Hits:  93%/3564  
  🟩 90;90a;100         Pass: 100%/1   | Total: 27m 29s | Avg: 27m 29s | Max: 27m 29s | Hits:  85%/1782  
🟩 std
  🟩 17                 Pass: 100%/20  | Total:  9h 07m | Avg: 27m 23s | Max: 50m 53s | Hits:  81%/35611 
  🟩 20                 Pass: 100%/23  | Total:  8h 31m | Avg: 22m 14s | Max: 56m 16s | Hits:  87%/40961

  • 🟩 cccl_c_parallel: Pass: 100%/2 | Total: 13m 40s | Avg: 6m 50s | Max: 11m 07s | Hits: 98%/296 

    🟩 cpu
  🟩 amd64              Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 ctk
  🟩 12.8               Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 cxx
  🟩 GCC13              Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 cxx_family
  🟩 GCC                Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 gpu
  🟩 rtx2080            Pass: 100%/2   | Total: 13m 40s | Avg:  6m 50s | Max: 11m 07s | Hits:  98%/296   
🟩 jobs
  🟩 Build              Pass: 100%/1   | Total:  2m 33s | Avg:  2m 33s | Max:  2m 33s | Hits:  97%/148   
  🟩 Test               Pass: 100%/1   | Total: 11m 07s | Avg: 11m 07s | Max: 11m 07s | Hits:  98%/148

  • 🟩 python: Pass: 100%/1 | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s

     
    🟩 cpu
  🟩 amd64              Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 ctk
  🟩 12.8               Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 cxx
  🟩 GCC13              Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 cxx_family
  🟩 GCC                Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 gpu
  🟩 rtx2080            Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s
🟩 jobs
  🟩 Test               Pass: 100%/1   | Total: 28m 48s | Avg: 28m 48s | Max: 28m 48s

👃 Inspect Changes

Modifications in project?

Project
CCCL Infrastructure
libcu++
+/- CUB
Thrust
CUDA Experimental
python
+/- CCCL C Parallel Library
Catch2Helper

Modifications in project or dependencies?

Project
CCCL Infrastructure
libcu++
+/- CUB
+/- Thrust
CUDA Experimental
+/- python
+/- CCCL C Parallel Library
+/- Catch2Helper

🏃‍ Runner counts (total jobs: 93)
# Runner
66 linux-amd64-cpu16
9 windows-amd64-cpu16
6 linux-amd64-gpu-rtxa6000-latest-1
4 linux-arm64-cpu16
3 linux-amd64-gpu-h100-latest-1
3 linux-amd64-gpu-rtx4090-latest-1
2 linux-amd64-gpu-rtx2080-latest-1

@NaderAlAwar
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/ok to test

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🟩 CI finished in 1h 13m: Pass: 100%/93 | Total: 1d 18h | Avg: 27m 25s | Max: 1h 05m | Hits: 91%/133929

  • 🟩 cub: Pass: 100%/45 | Total: 1d 06h | Avg: 40m 23s | Max: 1h 05m | Hits: 89%/53485 

    🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total:  1d 04h | Avg: 40m 01s | Max:  1h 05m | Hits:  89%/51055 
  🟩 arm64              Pass: 100%/2   | Total:  1h 36m | Avg: 48m 19s | Max: 48m 51s | Hits:  94%/2430  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  3h 36m | Avg: 43m 13s | Max: 54m 30s | Hits:  80%/5908  
  🟩 12.5               Pass: 100%/2   | Total:  1h 32m | Avg: 46m 05s | Max: 47m 22s | Hits:  93%/2248  
  🟩 12.8               Pass: 100%/38  | Total:  1d 01h | Avg: 39m 43s | Max:  1h 05m | Hits:  90%/45329 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total:  1h 48m | Avg: 54m 28s | Max: 56m 20s | Hits:  95%/2100  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  3h 36m | Avg: 43m 13s | Max: 54m 30s | Hits:  80%/5908  
  🟩 nvcc12.5           Pass: 100%/2   | Total:  1h 32m | Avg: 46m 05s | Max: 47m 22s | Hits:  93%/2248  
  🟩 nvcc12.8           Pass: 100%/36  | Total: 23h 20m | Avg: 38m 54s | Max:  1h 05m | Hits:  90%/43229 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total:  1h 48m | Avg: 54m 28s | Max: 56m 20s | Hits:  95%/2100  
  🟩 nvcc               Pass: 100%/43  | Total:  1d 04h | Avg: 39m 44s | Max:  1h 05m | Hits:  89%/51385 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total:  2h 47m | Avg: 41m 57s | Max: 43m 24s | Hits:  94%/4868  
  🟩 Clang15            Pass: 100%/2   | Total:  1h 25m | Avg: 42m 52s | Max: 44m 21s | Hits:  94%/2430  
  🟩 Clang16            Pass: 100%/2   | Total:  1h 22m | Avg: 41m 23s | Max: 42m 52s | Hits:  94%/2430  
  🟩 Clang17            Pass: 100%/2   | Total:  1h 20m | Avg: 40m 21s | Max: 40m 56s | Hits:  94%/2430  
  🟩 Clang18            Pass: 100%/7   | Total:  4h 39m | Avg: 39m 54s | Max: 56m 20s | Hits:  96%/8175  
  🟩 GCC7               Pass: 100%/2   | Total:  1h 21m | Avg: 40m 34s | Max: 40m 51s | Hits:  94%/2434  
  🟩 GCC8               Pass: 100%/1   | Total: 41m 41s | Avg: 41m 41s | Max: 41m 41s | Hits:  94%/1217  
  🟩 GCC9               Pass: 100%/2   | Total:  1h 20m | Avg: 40m 05s | Max: 40m 38s | Hits:  94%/2434  
  🟩 GCC10              Pass: 100%/2   | Total:  1h 23m | Avg: 41m 31s | Max: 42m 10s | Hits:  94%/2434  
  🟩 GCC11              Pass: 100%/2   | Total:  1h 22m | Avg: 41m 24s | Max: 41m 33s | Hits:  94%/2430  
  🟩 GCC12              Pass: 100%/2   | Total:  1h 23m | Avg: 41m 47s | Max: 42m 36s | Hits:  94%/2430  
  🟩 GCC13              Pass: 100%/11  | Total:  5h 30m | Avg: 30m 04s | Max: 50m 28s | Hits:  97%/13365 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 59m | Avg: 59m 45s | Max:  1h 05m | Hits:  15%/2080  
  🟩 MSVC14.42          Pass: 100%/2   | Total:  2h 06m | Avg:  1h 03m | Max:  1h 04m | Hits:  15%/2080  
  🟩 NVHPC24.7          Pass: 100%/2   | Total:  1h 32m | Avg: 46m 05s | Max: 47m 22s | Hits:  93%/2248  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total: 11h 36m | Avg: 40m 57s | Max: 56m 20s | Hits:  95%/20333 
  🟩 GCC                Pass: 100%/22  | Total: 13h 03m | Avg: 35m 36s | Max: 50m 28s | Hits:  96%/26744 
  🟩 MSVC               Pass: 100%/4   | Total:  4h 06m | Avg:  1h 01m | Max:  1h 05m | Hits:  15%/4160  
  🟩 NVHPC              Pass: 100%/2   | Total:  1h 32m | Avg: 46m 05s | Max: 47m 22s | Hits:  93%/2248  
🟩 gpu
  🟩 h100               Pass: 100%/3   | Total:  1h 03m | Avg: 21m 09s | Max: 23m 35s | Hits:  97%/3645  
  🟩 rtx2080            Pass: 100%/34  | Total:  1d 01h | Avg: 45m 29s | Max:  1h 05m | Hits:  86%/40120 
  🟩 rtxa6000           Pass: 100%/8   | Total:  3h 27m | Avg: 25m 56s | Max: 44m 19s | Hits:  98%/9720  
🟩 jobs
  🟩 Build              Pass: 100%/37  | Total:  1d 03h | Avg: 44m 31s | Max:  1h 05m | Hits:  87%/43765 
  🟩 DeviceLaunch       Pass: 100%/1   | Total: 21m 19s | Avg: 21m 19s | Max: 21m 19s | Hits:  99%/1215  
  🟩 GraphCapture       Pass: 100%/1   | Total: 16m 35s | Avg: 16m 35s | Max: 16m 35s | Hits:  99%/1215  
  🟩 HostLaunch         Pass: 100%/3   | Total:  1h 08m | Avg: 22m 56s | Max: 23m 31s | Hits:  99%/3645  
  🟩 TestGPU            Pass: 100%/3   | Total:  1h 03m | Avg: 21m 14s | Max: 23m 35s | Hits:  99%/3645  
🟩 sm
  🟩 90                 Pass: 100%/3   | Total:  1h 03m | Avg: 21m 09s | Max: 23m 35s | Hits:  97%/3645  
  🟩 90;90a;100         Pass: 100%/1   | Total: 50m 28s | Avg: 50m 28s | Max: 50m 28s | Hits:  94%/1215  
🟩 std
  🟩 17                 Pass: 100%/20  | Total: 14h 56m | Avg: 44m 48s | Max:  1h 05m | Hits:  84%/23535 
  🟩 20                 Pass: 100%/25  | Total: 15h 21m | Avg: 36m 52s | Max:  1h 04m | Hits:  93%/29950

  • 🟩 thrust: Pass: 100%/45 | Total: 11h 07m | Avg: 14m 49s | Max: 35m 14s | Hits: 92%/80136 

    🟩 cmake_options
  🟩 -DTHRUST_DISPATCH_TYPE=Force32bit Pass: 100%/2   | Total: 22m 29s | Avg: 11m 14s | Max: 11m 18s | Hits:  97%/3564  
🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total: 10h 44m | Avg: 14m 59s | Max: 35m 14s | Hits:  92%/76573 
  🟩 arm64              Pass: 100%/2   | Total: 22m 45s | Avg: 11m 22s | Max: 12m 03s | Hits:  94%/3563  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  1h 19m | Avg: 15m 54s | Max: 30m 44s | Hits:  89%/8901  
  🟩 12.5               Pass: 100%/2   | Total: 48m 22s | Avg: 24m 11s | Max: 25m 10s | Hits:  93%/3562  
  🟩 12.8               Pass: 100%/38  | Total:  8h 59m | Avg: 14m 11s | Max: 35m 14s | Hits:  92%/67673 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total: 22m 30s | Avg: 11m 15s | Max: 11m 15s | Hits:  94%/3562  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 19m | Avg: 15m 54s | Max: 30m 44s | Hits:  89%/8901  
  🟩 nvcc12.5           Pass: 100%/2   | Total: 48m 22s | Avg: 24m 11s | Max: 25m 10s | Hits:  93%/3562  
  🟩 nvcc12.8           Pass: 100%/36  | Total:  8h 37m | Avg: 14m 21s | Max: 35m 14s | Hits:  92%/64111 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total: 22m 30s | Avg: 11m 15s | Max: 11m 15s | Hits:  94%/3562  
  🟩 nvcc               Pass: 100%/43  | Total: 10h 44m | Avg: 14m 59s | Max: 35m 14s | Hits:  92%/76574 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total: 49m 03s | Avg: 12m 15s | Max: 12m 45s | Hits:  94%/7124  
  🟩 Clang15            Pass: 100%/2   | Total: 25m 53s | Avg: 12m 56s | Max: 13m 38s | Hits:  94%/3562  
  🟩 Clang16            Pass: 100%/2   | Total: 25m 43s | Avg: 12m 51s | Max: 13m 19s | Hits:  94%/3562  
  🟩 Clang17            Pass: 100%/2   | Total: 24m 44s | Avg: 12m 22s | Max: 12m 27s | Hits:  94%/3562  
  🟩 Clang18            Pass: 100%/7   | Total:  1h 14m | Avg: 10m 41s | Max: 12m 16s | Hits:  96%/12467 
  🟩 GCC7               Pass: 100%/2   | Total: 24m 27s | Avg: 12m 13s | Max: 12m 39s | Hits:  94%/3564  
  🟩 GCC8               Pass: 100%/1   | Total: 13m 21s | Avg: 13m 21s | Max: 13m 21s | Hits:  94%/1782  
  🟩 GCC9               Pass: 100%/2   | Total: 26m 47s | Avg: 13m 23s | Max: 13m 36s | Hits:  94%/3564  
  🟩 GCC10              Pass: 100%/2   | Total: 25m 03s | Avg: 12m 31s | Max: 12m 40s | Hits:  94%/3564  
  🟩 GCC11              Pass: 100%/2   | Total: 25m 09s | Avg: 12m 34s | Max: 12m 40s | Hits:  94%/3564  
  🟩 GCC12              Pass: 100%/2   | Total: 26m 16s | Avg: 13m 08s | Max: 13m 14s | Hits:  94%/3564  
  🟩 GCC13              Pass: 100%/10  | Total:  1h 53m | Avg: 11m 22s | Max: 14m 01s | Hits:  96%/17820 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 01m | Avg: 30m 47s | Max: 30m 50s | Hits:  66%/3550  
  🟩 MSVC14.42          Pass: 100%/3   | Total:  1h 42m | Avg: 34m 11s | Max: 35m 14s | Hits:  67%/5325  
  🟩 NVHPC24.7          Pass: 100%/2   | Total: 48m 22s | Avg: 24m 11s | Max: 25m 10s | Hits:  93%/3562  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total:  3h 20m | Avg: 11m 46s | Max: 13m 38s | Hits:  95%/30277 
  🟩 GCC                Pass: 100%/21  | Total:  4h 14m | Avg: 12m 08s | Max: 14m 01s | Hits:  95%/37422 
  🟩 MSVC               Pass: 100%/5   | Total:  2h 44m | Avg: 32m 49s | Max: 35m 14s | Hits:  67%/8875  
  🟩 NVHPC              Pass: 100%/2   | Total: 48m 22s | Avg: 24m 11s | Max: 25m 10s | Hits:  93%/3562  
🟩 gpu
  🟩 h100               Pass: 100%/2   | Total: 19m 18s | Avg:  9m 39s | Max: 11m 34s | Hits:  97%/3564  
  🟩 rtx2080            Pass: 100%/33  | Total:  8h 14m | Avg: 14m 59s | Max: 33m 23s | Hits:  92%/58769 
  🟩 rtx4090            Pass: 100%/10  | Total:  2h 33m | Avg: 15m 21s | Max: 35m 14s | Hits:  92%/17803 
🟩 jobs
  🟩 Build              Pass: 100%/38  | Total:  9h 33m | Avg: 15m 04s | Max: 33m 58s | Hits:  91%/67671 
  🟩 TestCPU            Pass: 100%/3   | Total: 50m 14s | Avg: 16m 44s | Max: 35m 14s | Hits:  90%/5338  
  🟩 TestGPU            Pass: 100%/4   | Total: 44m 14s | Avg: 11m 03s | Max: 11m 34s | Hits:  99%/7127  
🟩 sm
  🟩 90                 Pass: 100%/2   | Total: 19m 18s | Avg:  9m 39s | Max: 11m 34s | Hits:  97%/3564  
  🟩 90;90a;100         Pass: 100%/1   | Total: 13m 24s | Avg: 13m 24s | Max: 13m 24s | Hits:  94%/1782  
🟩 std
  🟩 17                 Pass: 100%/20  | Total:  5h 21m | Avg: 16m 05s | Max: 33m 23s | Hits:  90%/35611 
  🟩 20                 Pass: 100%/23  | Total:  5h 23m | Avg: 14m 03s | Max: 35m 14s | Hits:  93%/40961

  • 🟩 cccl_c_parallel: Pass: 100%/2 | Total: 15m 06s | Avg: 7m 33s | Max: 12m 45s | Hits: 98%/308 

    🟩 cpu
  🟩 amd64              Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 ctk
  🟩 12.8               Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 cxx
  🟩 GCC13              Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 cxx_family
  🟩 GCC                Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 gpu
  🟩 rtx2080            Pass: 100%/2   | Total: 15m 06s | Avg:  7m 33s | Max: 12m 45s | Hits:  98%/308   
🟩 jobs
  🟩 Build              Pass: 100%/1   | Total:  2m 21s | Avg:  2m 21s | Max:  2m 21s | Hits:  98%/154   
  🟩 Test               Pass: 100%/1   | Total: 12m 45s | Avg: 12m 45s | Max: 12m 45s | Hits:  98%/154

  • 🟩 python: Pass: 100%/1 | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s

     
    🟩 cpu
  🟩 amd64              Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 ctk
  🟩 12.8               Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 cxx
  🟩 GCC13              Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 cxx_family
  🟩 GCC                Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 gpu
  🟩 rtx2080            Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s
🟩 jobs
  🟩 Test               Pass: 100%/1   | Total: 50m 42s | Avg: 50m 42s | Max: 50m 42s

👃 Inspect Changes

Modifications in project?

Project
CCCL Infrastructure
libcu++
+/- CUB
Thrust
CUDA Experimental
python
+/- CCCL C Parallel Library
Catch2Helper

Modifications in project or dependencies?

Project
CCCL Infrastructure
libcu++
+/- CUB
+/- Thrust
CUDA Experimental
+/- python
+/- CCCL C Parallel Library
+/- Catch2Helper

🏃‍ Runner counts (total jobs: 93)
# Runner
66 linux-amd64-cpu16
9 windows-amd64-cpu16
6 linux-amd64-gpu-rtxa6000-latest-1
4 linux-arm64-cpu16
3 linux-amd64-gpu-h100-latest-1
3 linux-amd64-gpu-rtx4090-latest-1
2 linux-amd64-gpu-rtx2080-latest-1

@NaderAlAwar NaderAlAwar requested a review from elstehle February 27, 2025 14:49
@NaderAlAwar NaderAlAwar marked this pull request as ready for review February 27, 2025 19:12
@NaderAlAwar NaderAlAwar requested a review from a team as a code owner February 27, 2025 19:12
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🟩 CI finished in 1h 23m: Pass: 100%/93 | Total: 1d 18h | Avg: 27m 35s | Max: 1h 13m | Hits: 91%/133929

  • 🟩 cub: Pass: 100%/45 | Total: 1d 06h | Avg: 40m 17s | Max: 1h 13m | Hits: 89%/53485 

    🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total:  1d 04h | Avg: 39m 57s | Max:  1h 13m | Hits:  89%/51055 
  🟩 arm64              Pass: 100%/2   | Total:  1h 34m | Avg: 47m 23s | Max: 47m 31s | Hits:  94%/2430  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  3h 41m | Avg: 44m 20s | Max: 56m 27s | Hits:  80%/5908  
  🟩 12.5               Pass: 100%/2   | Total:  1h 33m | Avg: 46m 30s | Max: 48m 41s | Hits:  93%/2248  
  🟩 12.8               Pass: 100%/38  | Total:  1d 00h | Avg: 39m 25s | Max:  1h 13m | Hits:  90%/45329 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total:  1h 47m | Avg: 53m 39s | Max: 53m 51s | Hits:  95%/2100  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  3h 41m | Avg: 44m 20s | Max: 56m 27s | Hits:  80%/5908  
  🟩 nvcc12.5           Pass: 100%/2   | Total:  1h 33m | Avg: 46m 30s | Max: 48m 41s | Hits:  93%/2248  
  🟩 nvcc12.8           Pass: 100%/36  | Total: 23h 10m | Avg: 38m 37s | Max:  1h 13m | Hits:  90%/43229 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total:  1h 47m | Avg: 53m 39s | Max: 53m 51s | Hits:  95%/2100  
  🟩 nvcc               Pass: 100%/43  | Total:  1d 04h | Avg: 39m 39s | Max:  1h 13m | Hits:  89%/51385 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total:  2h 43m | Avg: 40m 45s | Max: 43m 24s | Hits:  94%/4868  
  🟩 Clang15            Pass: 100%/2   | Total:  1h 19m | Avg: 39m 44s | Max: 39m 47s | Hits:  94%/2430  
  🟩 Clang16            Pass: 100%/2   | Total:  1h 21m | Avg: 40m 33s | Max: 41m 09s | Hits:  94%/2430  
  🟩 Clang17            Pass: 100%/2   | Total:  1h 21m | Avg: 40m 30s | Max: 40m 40s | Hits:  94%/2430  
  🟩 Clang18            Pass: 100%/7   | Total:  4h 36m | Avg: 39m 27s | Max: 53m 51s | Hits:  96%/8175  
  🟩 GCC7               Pass: 100%/2   | Total:  1h 21m | Avg: 40m 33s | Max: 40m 49s | Hits:  94%/2434  
  🟩 GCC8               Pass: 100%/1   | Total: 39m 29s | Avg: 39m 29s | Max: 39m 29s | Hits:  94%/1217  
  🟩 GCC9               Pass: 100%/2   | Total:  1h 21m | Avg: 40m 59s | Max: 41m 06s | Hits:  94%/2434  
  🟩 GCC10              Pass: 100%/2   | Total:  1h 21m | Avg: 40m 45s | Max: 41m 26s | Hits:  94%/2434  
  🟩 GCC11              Pass: 100%/2   | Total:  1h 18m | Avg: 39m 21s | Max: 40m 00s | Hits:  94%/2430  
  🟩 GCC12              Pass: 100%/2   | Total:  1h 20m | Avg: 40m 25s | Max: 40m 44s | Hits:  94%/2430  
  🟩 GCC13              Pass: 100%/11  | Total:  5h 36m | Avg: 30m 37s | Max: 50m 47s | Hits:  97%/13365 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 59m | Avg: 59m 32s | Max:  1h 02m | Hits:  15%/2080  
  🟩 MSVC14.42          Pass: 100%/2   | Total:  2h 19m | Avg:  1h 09m | Max:  1h 13m | Hits:  15%/2080  
  🟩 NVHPC24.7          Pass: 100%/2   | Total:  1h 33m | Avg: 46m 30s | Max: 48m 41s | Hits:  93%/2248  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total: 11h 20m | Avg: 40m 02s | Max: 53m 51s | Hits:  95%/20333 
  🟩 GCC                Pass: 100%/22  | Total: 13h 00m | Avg: 35m 28s | Max: 50m 47s | Hits:  96%/26744 
  🟩 MSVC               Pass: 100%/4   | Total:  4h 18m | Avg:  1h 04m | Max:  1h 13m | Hits:  15%/4160  
  🟩 NVHPC              Pass: 100%/2   | Total:  1h 33m | Avg: 46m 30s | Max: 48m 41s | Hits:  93%/2248  
🟩 gpu
  🟩 h100               Pass: 100%/3   | Total:  1h 04m | Avg: 21m 22s | Max: 23m 46s | Hits:  97%/3645  
  🟩 rtx2080            Pass: 100%/34  | Total:  1d 01h | Avg: 45m 10s | Max:  1h 13m | Hits:  86%/40120 
  🟩 rtxa6000           Pass: 100%/8   | Total:  3h 32m | Avg: 26m 33s | Max: 43m 41s | Hits:  98%/9720  
🟩 jobs
  🟩 Build              Pass: 100%/37  | Total:  1d 03h | Avg: 44m 15s | Max:  1h 13m | Hits:  87%/43765 
  🟩 DeviceLaunch       Pass: 100%/1   | Total: 24m 38s | Avg: 24m 38s | Max: 24m 38s | Hits:  99%/1215  
  🟩 GraphCapture       Pass: 100%/1   | Total: 17m 14s | Avg: 17m 14s | Max: 17m 14s | Hits:  99%/1215  
  🟩 HostLaunch         Pass: 100%/3   | Total:  1h 08m | Avg: 22m 53s | Max: 23m 26s | Hits:  99%/3645  
  🟩 TestGPU            Pass: 100%/3   | Total:  1h 04m | Avg: 21m 36s | Max: 23m 46s | Hits:  99%/3645  
🟩 sm
  🟩 90                 Pass: 100%/3   | Total:  1h 04m | Avg: 21m 22s | Max: 23m 46s | Hits:  97%/3645  
  🟩 90;90a;100         Pass: 100%/1   | Total: 50m 47s | Avg: 50m 47s | Max: 50m 47s | Hits:  94%/1215  
🟩 std
  🟩 17                 Pass: 100%/20  | Total: 14h 57m | Avg: 44m 52s | Max:  1h 05m | Hits:  84%/23535 
  🟩 20                 Pass: 100%/25  | Total: 15h 15m | Avg: 36m 37s | Max:  1h 13m | Hits:  93%/29950

  • 🟩 thrust: Pass: 100%/45 | Total: 11h 26m | Avg: 15m 15s | Max: 37m 35s | Hits: 92%/80136 

    🟩 cmake_options
  🟩 -DTHRUST_DISPATCH_TYPE=Force32bit Pass: 100%/2   | Total: 22m 33s | Avg: 11m 16s | Max: 11m 24s | Hits:  97%/3564  
🟩 cpu
  🟩 amd64              Pass: 100%/43  | Total: 11h 02m | Avg: 15m 24s | Max: 37m 35s | Hits:  92%/76573 
  🟩 arm64              Pass: 100%/2   | Total: 23m 34s | Avg: 11m 47s | Max: 12m 25s | Hits:  94%/3563  
🟩 ctk
  🟩 12.0               Pass: 100%/5   | Total:  1h 19m | Avg: 15m 59s | Max: 31m 24s | Hits:  89%/8901  
  🟩 12.5               Pass: 100%/2   | Total: 48m 07s | Avg: 24m 03s | Max: 25m 06s | Hits:  93%/3562  
  🟩 12.8               Pass: 100%/38  | Total:  9h 18m | Avg: 14m 41s | Max: 37m 35s | Hits:  92%/67673 
🟩 cudacxx
  🟩 ClangCUDA18        Pass: 100%/2   | Total: 22m 00s | Avg: 11m 00s | Max: 11m 09s | Hits:  94%/3562  
  🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 19m | Avg: 15m 59s | Max: 31m 24s | Hits:  89%/8901  
  🟩 nvcc12.5           Pass: 100%/2   | Total: 48m 07s | Avg: 24m 03s | Max: 25m 06s | Hits:  93%/3562  
  🟩 nvcc12.8           Pass: 100%/36  | Total:  8h 56m | Avg: 14m 53s | Max: 37m 35s | Hits:  92%/64111 
🟩 cudacxx_family
  🟩 ClangCUDA          Pass: 100%/2   | Total: 22m 00s | Avg: 11m 00s | Max: 11m 09s | Hits:  94%/3562  
  🟩 nvcc               Pass: 100%/43  | Total: 11h 04m | Avg: 15m 26s | Max: 37m 35s | Hits:  92%/76574 
🟩 cxx
  🟩 Clang14            Pass: 100%/4   | Total: 49m 13s | Avg: 12m 18s | Max: 13m 47s | Hits:  94%/7124  
  🟩 Clang15            Pass: 100%/2   | Total: 25m 47s | Avg: 12m 53s | Max: 13m 39s | Hits:  94%/3562  
  🟩 Clang16            Pass: 100%/2   | Total: 26m 02s | Avg: 13m 01s | Max: 13m 47s | Hits:  94%/3562  
  🟩 Clang17            Pass: 100%/2   | Total: 26m 33s | Avg: 13m 16s | Max: 13m 19s | Hits:  94%/3562  
  🟩 Clang18            Pass: 100%/7   | Total:  1h 16m | Avg: 10m 59s | Max: 13m 33s | Hits:  96%/12467 
  🟩 GCC7               Pass: 100%/2   | Total: 25m 19s | Avg: 12m 39s | Max: 13m 08s | Hits:  94%/3564  
  🟩 GCC8               Pass: 100%/1   | Total: 12m 57s | Avg: 12m 57s | Max: 12m 57s | Hits:  94%/1782  
  🟩 GCC9               Pass: 100%/2   | Total: 27m 28s | Avg: 13m 44s | Max: 14m 34s | Hits:  94%/3564  
  🟩 GCC10              Pass: 100%/2   | Total: 28m 44s | Avg: 14m 22s | Max: 14m 38s | Hits:  94%/3564  
  🟩 GCC11              Pass: 100%/2   | Total: 27m 34s | Avg: 13m 47s | Max: 14m 15s | Hits:  94%/3564  
  🟩 GCC12              Pass: 100%/2   | Total: 26m 59s | Avg: 13m 29s | Max: 13m 55s | Hits:  94%/3564  
  🟩 GCC13              Pass: 100%/10  | Total:  1h 55m | Avg: 11m 35s | Max: 13m 51s | Hits:  96%/17820 
  🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 03m | Avg: 31m 43s | Max: 32m 02s | Hits:  66%/3550  
  🟩 MSVC14.42          Pass: 100%/3   | Total:  1h 45m | Avg: 35m 06s | Max: 37m 35s | Hits:  67%/5325  
  🟩 NVHPC24.7          Pass: 100%/2   | Total: 48m 07s | Avg: 24m 03s | Max: 25m 06s | Hits:  93%/3562  
🟩 cxx_family
  🟩 Clang              Pass: 100%/17  | Total:  3h 24m | Avg: 12m 01s | Max: 13m 47s | Hits:  95%/30277 
  🟩 GCC                Pass: 100%/21  | Total:  4h 24m | Avg: 12m 37s | Max: 14m 38s | Hits:  95%/37422 
  🟩 MSVC               Pass: 100%/5   | Total:  2h 48m | Avg: 33m 45s | Max: 37m 35s | Hits:  67%/8875  
  🟩 NVHPC              Pass: 100%/2   | Total: 48m 07s | Avg: 24m 03s | Max: 25m 06s | Hits:  93%/3562  
🟩 gpu
  🟩 h100               Pass: 100%/2   | Total: 20m 21s | Avg: 10m 10s | Max: 11m 18s | Hits:  97%/3564  
  🟩 rtx2080            Pass: 100%/33  | Total:  8h 26m | Avg: 15m 21s | Max: 32m 02s | Hits:  92%/58769 
  🟩 rtx4090            Pass: 100%/10  | Total:  2h 39m | Avg: 15m 55s | Max: 37m 35s | Hits:  92%/17803 
🟩 jobs
  🟩 Build              Pass: 100%/38  | Total:  9h 50m | Avg: 15m 32s | Max: 37m 35s | Hits:  91%/67671 
  🟩 TestCPU            Pass: 100%/3   | Total: 51m 28s | Avg: 17m 09s | Max: 35m 47s | Hits:  90%/5338  
  🟩 TestGPU            Pass: 100%/4   | Total: 43m 57s | Avg: 10m 59s | Max: 11m 18s | Hits:  99%/7127  
🟩 sm
  🟩 90                 Pass: 100%/2   | Total: 20m 21s | Avg: 10m 10s | Max: 11m 18s | Hits:  97%/3564  
  🟩 90;90a;100         Pass: 100%/1   | Total: 13m 51s | Avg: 13m 51s | Max: 13m 51s | Hits:  94%/1782  
🟩 std
  🟩 17                 Pass: 100%/20  | Total:  5h 32m | Avg: 16m 38s | Max: 32m 02s | Hits:  90%/35611 
  🟩 20                 Pass: 100%/23  | Total:  5h 30m | Avg: 14m 23s | Max: 37m 35s | Hits:  93%/40961

  • 🟩 cccl_c_parallel: Pass: 100%/2 | Total: 15m 27s | Avg: 7m 43s | Max: 12m 59s | Hits: 98%/308 

    🟩 cpu
  🟩 amd64              Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 ctk
  🟩 12.8               Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 cxx
  🟩 GCC13              Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 cxx_family
  🟩 GCC                Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 gpu
  🟩 rtx2080            Pass: 100%/2   | Total: 15m 27s | Avg:  7m 43s | Max: 12m 59s | Hits:  98%/308   
🟩 jobs
  🟩 Build              Pass: 100%/1   | Total:  2m 28s | Avg:  2m 28s | Max:  2m 28s | Hits:  98%/154   
  🟩 Test               Pass: 100%/1   | Total: 12m 59s | Avg: 12m 59s | Max: 12m 59s | Hits:  98%/154

  • 🟩 python: Pass: 100%/1 | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s

     
    🟩 cpu
  🟩 amd64              Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 ctk
  🟩 12.8               Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 cudacxx
  🟩 nvcc12.8           Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 cudacxx_family
  🟩 nvcc               Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 cxx
  🟩 GCC13              Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 cxx_family
  🟩 GCC                Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 gpu
  🟩 rtx2080            Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s
🟩 jobs
  🟩 Test               Pass: 100%/1   | Total: 50m 52s | Avg: 50m 52s | Max: 50m 52s

👃 Inspect Changes

Modifications in project?

Project
CCCL Infrastructure
libcu++
+/- CUB
Thrust
CUDA Experimental
python
+/- CCCL C Parallel Library
Catch2Helper

Modifications in project or dependencies?

Project
CCCL Infrastructure
libcu++
+/- CUB
+/- Thrust
CUDA Experimental
+/- python
+/- CCCL C Parallel Library
+/- Catch2Helper

🏃‍ Runner counts (total jobs: 93)
# Runner
66 linux-amd64-cpu16
9 windows-amd64-cpu16
6 linux-amd64-gpu-rtxa6000-latest-1
4 linux-arm64-cpu16
3 linux-amd64-gpu-h100-latest-1
3 linux-amd64-gpu-rtx4090-latest-1
2 linux-amd64-gpu-rtx2080-latest-1

gevtushenko
gevtushenko approved these changes Mar 1, 2025
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C-side usage of merge sort might lead to different tuning policies on host and device ends. As a follow-up PR, we should add another level of indirection to disable vsmem helper in C Parallel in device code.

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@gevtushenko gevtushenko gevtushenko approved these changes

@fbusato fbusato Awaiting requested review from fbusato fbusato is a code owner automatically assigned from NVIDIA/cccl-cub-codeowners

@elstehle elstehle Awaiting requested review from elstehle

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Successfully merging this pull request may close these issues.

[BUG]: Tuning policy will not be selected properly for CUB Merge Sort
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@NaderAlAwar @gevtushenko