WIP: gpu backed scan #6192
Draft
WIP: gpu backed scan #6192
CodSpeed HQ / CodSpeed Performance Analysis
failed
Jan 29, 2026
Performance Regression: -25.14%
⚠️ Unknown Walltime execution environment detected
Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.
For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.
Summary
⚡ 1 improved benchmark
❌ 5 regressed benchmarks
✅ 1173 untouched benchmarks
⏩ 1323 skipped benchmarks1
⚠️ Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ⚡ | WallTime | u64_values_u8_codes[10M] |
259.4 µs | 222.5 µs | +16.6% |
| ❌ | WallTime | 1M_10pct[100000] |
44.2 µs | 49.4 µs | -10.52% |
| ❌ | WallTime | 1M_90pct[1000000] |
30.2 µs | 34 µs | -11.17% |
| ❌ | WallTime | u16_FoR[10M] |
8.1 µs | 10.9 µs | -25.14% |
| ❌ | WallTime | 1M_50pct[500000] |
24 µs | 27.2 µs | -11.62% |
| ❌ | WallTime | 1M_10pct[100000] |
22.8 µs | 30 µs | -24.05% |
Footnotes
-
1323 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩
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