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Skip zero-init of output buffer

#7996Closed
Comparing
claude/row-c11-skip-zero-init
(
a358479
) with
claude/row-c10-validity-fast-path
(
faf7e42
)
CodSpeed Performance Gauge
+6%
Improvement
2
Regression
1
Untouched
1218

Benchmarks

1221 total
chunked_varbinview_canonical_into[(100, 100)]
vortex-array/benches/chunk_array_builder.rs
CodSpeed Performance Gauge
-12%
273.3 µs309 µs
chunked_varbinview_canonical_into[(1000, 10)]
vortex-array/benches/chunk_array_builder.rs
CodSpeed Performance Gauge
+22%
197.9 µs161.9 µs
chunked_varbinview_into_canonical[(100, 100)]
vortex-array/benches/chunk_array_builder.rs
CodSpeed Performance Gauge
+10%
358.4 µs325 µs
iter_arrow_buffer[128]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+7%
919.4 ns861.1 ns
map_each[BufferMut<i32>, 128]
vortex-buffer/benches/vortex_buffer.rs
CodSpeed Performance Gauge
+6%
495.3 ns466.1 ns
set_indices_vortex_buffer[128]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+6%
1.1 µs1 µs
cuda/runend/i32_runlen_1000[100M]
vortex-cuda/benches/runend_cuda.rs::benches::benchmark_runend::cuda
CodSpeed Performance Gauge
+4%
904.3 µs867.3 µs
set_indices_vortex_buffer[1024]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+4%
2.3 µs2.3 µs
bitwise_not_arrow_buffer[128]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+3%
2.1 µs2.1 µs
chunked_dict_fsst_canonical_into[(1000, 100, 100)]
encodings/fsst/benches/chunked_dict_fsst_builder.rs
CodSpeed Performance Gauge
+3%
14 ms13.6 ms
decompress_alp[f32, (1000, 0.0, 0.25)]
encodings/alp/benches/alp_compress.rs
CodSpeed Performance Gauge
+3%
10.8 µs10.5 µs
decompress_alp[f32, (1000, 0.0, 0.95)]
encodings/alp/benches/alp_compress.rs
CodSpeed Performance Gauge
+3%
10.9 µs10.6 µs
chunked_dict_fsst_canonical_into[(1000, 10, 100)]
encodings/fsst/benches/chunked_dict_fsst_builder.rs
CodSpeed Performance Gauge
+3%
13.9 ms13.6 ms
chunked_dict_fsst_into_canonical[(1000, 100, 100)]
encodings/fsst/benches/chunked_dict_fsst_builder.rs
CodSpeed Performance Gauge
+3%
14 ms13.7 ms
cuda/runend/i32_runlen_10[100M]
vortex-cuda/benches/runend_cuda.rs::benches::benchmark_runend::cuda
CodSpeed Performance Gauge
+3%
1.4 ms1.4 ms
decompress_alp[f32, (1000, 0.0, 1.0)]
encodings/alp/benches/alp_compress.rs
CodSpeed Performance Gauge
+3%
10.4 µs10.1 µs
bitwise_not_arrow_buffer[1024]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+3%
2.3 µs2.3 µs
chunked_dict_fsst_canonical_into[(1000, 1000, 100)]
encodings/fsst/benches/chunked_dict_fsst_builder.rs
CodSpeed Performance Gauge
+3%
14.9 ms14.5 ms
null_count_run_end[(10000, 1024, 0.01)]
encodings/runend/benches/run_end_null_count.rs
CodSpeed Performance Gauge
+3%
3.5 µs3.4 µs
null_count_run_end[(10000, 256, 0.01)]
encodings/runend/benches/run_end_null_count.rs
CodSpeed Performance Gauge
+3%
3.5 µs3.4 µs
null_count_run_end[(100000, 1024, 0.01)]
encodings/runend/benches/run_end_null_count.rs
CodSpeed Performance Gauge
+3%
3.5 µs3.4 µs
bitwise_not_arrow_buffer[2048]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+3%
2.4 µs2.3 µs
set_indices_vortex_buffer[2048]
vortex-buffer/benches/vortex_bitbuffer.rs
CodSpeed Performance Gauge
+2%
3.7 µs3.6 µs
chunked_dict_fsst_into_canonical[(1000, 1000, 100)]
encodings/fsst/benches/chunked_dict_fsst_builder.rs
CodSpeed Performance Gauge
+2%
14.9 ms14.6 ms
decompress_alp[f64, (1000, 0.01, 0.25)]
encodings/alp/benches/alp_compress.rs
CodSpeed Performance Gauge
+2%
16.7 µs16.3 µs

Commits

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Base
develop
faf7e42
+6.03%
Skip zero-init of output buffer
a358479
3 days ago
by claude
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