Allow submitting `Vec<Vec<Span>>` asynchronously

[bengl]

What does this PR do?

Title says it all

Motivation

I want to be able to use https://napi.rs's ability to work with tokio directly, rather than just blocking.

Additional notes

This is currently rebased on top of #1266, and should be re-re-based once that's merged.

[pr-commenter[bot]]

Benchmarks

Comparison

Benchmark execution time: 2025-11-17 21:59:42

Comparing candidate commit 699b3a0b in PR branch bengl/async-vec-vec-span with baseline commit af93f6fa in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 55 metrics, 2 unstable metrics.

Candidate

Candidate benchmark details

Group 1

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
receiver_entry_point/report/2597	execution_time	6.139ms	6.408ms ± 0.086ms	6.434ms ± 0.024ms	6.455ms	6.480ms	6.505ms	6.688ms	3.95%	-1.443	2.348	1.35%	0.006ms	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
receiver_entry_point/report/2597	execution_time	[6.396ms; 6.420ms] or [-0.187%; +0.187%]	None	None	None

Group 2

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
concentrator/add_spans_to_concentrator	execution_time	10.593ms	10.625ms ± 0.015ms	10.624ms ± 0.007ms	10.631ms	10.649ms	10.669ms	10.710ms	0.81%	1.844	7.670	0.14%	0.001ms	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
concentrator/add_spans_to_concentrator	execution_time	[10.623ms; 10.627ms] or [-0.020%; +0.020%]	None	None	None

Group 3

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
credit_card/is_card_number/	execution_time	3.892µs	3.914µs ± 0.007µs	3.913µs ± 0.002µs	3.915µs	3.919µs	3.921µs	3.976µs	1.60%	6.941	61.867	0.17%	0.000µs	1	200
credit_card/is_card_number/	throughput	251520909.348op/s	255488648.740op/s ± 426565.717op/s	255532897.064op/s ± 104937.352op/s	255630554.244op/s	255763849.995op/s	255843774.627op/s	256953554.238op/s	0.56%	-6.862	61.071	0.17%	30162.751op/s	1	200
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	80.356µs	81.613µs ± 0.573µs	81.622µs ± 0.398µs	82.006µs	82.549µs	83.041µs	83.093µs	1.80%	0.185	-0.337	0.70%	0.041µs	1	200
credit_card/is_card_number/ 3782-8224-6310-005	throughput	12034755.199op/s	12253500.479op/s ± 85973.132op/s	12251639.734op/s ± 59778.344op/s	12316763.746op/s	12388062.080op/s	12433288.296op/s	12444646.617op/s	1.58%	-0.151	-0.361	0.70%	6079.218op/s	1	200
credit_card/is_card_number/ 378282246310005	execution_time	75.241µs	75.724µs ± 0.207µs	75.687µs ± 0.099µs	75.804µs	76.072µs	76.425µs	76.747µs	1.40%	1.559	5.291	0.27%	0.015µs	1	200
credit_card/is_card_number/ 378282246310005	throughput	13029781.540op/s	13206034.777op/s ± 36004.786op/s	13212383.970op/s ± 17347.619op/s	13226790.202op/s	13252385.700op/s	13274933.964op/s	13290703.737op/s	0.59%	-1.520	5.106	0.27%	2545.923op/s	1	200
credit_card/is_card_number/37828224631	execution_time	3.894µs	3.912µs ± 0.003µs	3.912µs ± 0.002µs	3.914µs	3.917µs	3.919µs	3.921µs	0.22%	-1.028	9.753	0.07%	0.000µs	1	200
credit_card/is_card_number/37828224631	throughput	255036496.860op/s	255595293.847op/s ± 174411.002op/s	255607502.097op/s ± 101043.011op/s	255698833.992op/s	255807153.912op/s	255865159.975op/s	256782044.787op/s	0.46%	1.050	9.903	0.07%	12332.720op/s	1	200
credit_card/is_card_number/378282246310005	execution_time	72.184µs	72.841µs ± 0.189µs	72.846µs ± 0.115µs	72.948µs	73.164µs	73.253µs	73.351µs	0.69%	-0.281	0.837	0.26%	0.013µs	1	200
credit_card/is_card_number/378282246310005	throughput	13633131.830op/s	13728716.248op/s ± 35597.875op/s	13727683.258op/s ± 21683.061op/s	13750569.455op/s	13787716.191op/s	13828651.917op/s	13853449.378op/s	0.92%	0.303	0.862	0.26%	2517.150op/s	1	200
credit_card/is_card_number/37828224631000521389798	execution_time	53.047µs	53.136µs ± 0.076µs	53.126µs ± 0.021µs	53.149µs	53.190µs	53.225µs	53.988µs	1.62%	8.136	83.738	0.14%	0.005µs	1	200
credit_card/is_card_number/37828224631000521389798	throughput	18522725.424op/s	18819780.650op/s ± 26520.845op/s	18823287.574op/s ± 7323.433op/s	18829963.833op/s	18839414.424op/s	18845446.075op/s	18851079.563op/s	0.15%	-8.053	82.430	0.14%	1875.307op/s	1	200
credit_card/is_card_number/x371413321323331	execution_time	6.429µs	6.438µs ± 0.006µs	6.437µs ± 0.003µs	6.441µs	6.449µs	6.456µs	6.465µs	0.44%	1.424	3.277	0.09%	0.000µs	1	200
credit_card/is_card_number/x371413321323331	throughput	154676422.005op/s	155325920.743op/s ± 135917.864op/s	155358135.028op/s ± 72638.689op/s	155415279.284op/s	155489774.493op/s	155541876.329op/s	155555593.396op/s	0.13%	-1.415	3.237	0.09%	9610.844op/s	1	200
credit_card/is_card_number_no_luhn/	execution_time	3.892µs	3.912µs ± 0.002µs	3.912µs ± 0.001µs	3.913µs	3.915µs	3.917µs	3.921µs	0.22%	-2.099	19.014	0.06%	0.000µs	1	200
credit_card/is_card_number_no_luhn/	throughput	255067521.043op/s	255633654.046op/s ± 160778.474op/s	255637195.214op/s ± 87453.429op/s	255723265.007op/s	255819729.964op/s	255893857.250op/s	256915432.707op/s	0.50%	2.131	19.288	0.06%	11368.755op/s	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	64.975µs	65.151µs ± 0.167µs	65.123µs ± 0.078µs	65.202µs	65.362µs	65.740µs	66.386µs	1.94%	4.079	24.763	0.26%	0.012µs	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	15063378.677op/s	15349046.423op/s ± 38934.014op/s	15355591.640op/s ± 18475.383op/s	15373569.375op/s	15383577.419op/s	15387190.212op/s	15390473.297op/s	0.23%	-4.002	24.012	0.25%	2753.051op/s	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	58.188µs	58.419µs ± 0.129µs	58.399µs ± 0.088µs	58.500µs	58.658µs	58.745µs	58.784µs	0.66%	0.546	-0.340	0.22%	0.009µs	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	17011355.970op/s	17117681.473op/s ± 37650.467op/s	17123716.462op/s ± 25939.864op/s	17148362.850op/s	17168604.632op/s	17176814.293op/s	17185818.263op/s	0.36%	-0.537	-0.354	0.22%	2662.290op/s	1	200
credit_card/is_card_number_no_luhn/37828224631	execution_time	3.892µs	3.912µs ± 0.002µs	3.912µs ± 0.001µs	3.913µs	3.915µs	3.916µs	3.919µs	0.18%	-3.108	29.389	0.06%	0.000µs	1	200
credit_card/is_card_number_no_luhn/37828224631	throughput	255192880.707op/s	255651302.121op/s ± 145876.085op/s	255656231.656op/s ± 78740.102op/s	255726199.198op/s	255809651.528op/s	255844679.463op/s	256946653.775op/s	0.50%	3.145	29.775	0.06%	10314.997op/s	1	200
credit_card/is_card_number_no_luhn/378282246310005	execution_time	55.127µs	55.485µs ± 0.190µs	55.478µs ± 0.125µs	55.595µs	55.782µs	55.940µs	56.260µs	1.41%	0.711	1.073	0.34%	0.013µs	1	200
credit_card/is_card_number_no_luhn/378282246310005	throughput	17774623.082op/s	18022953.280op/s ± 61711.950op/s	18025017.730op/s ± 40641.979op/s	18069506.894op/s	18111026.811op/s	18131104.377op/s	18139855.076op/s	0.64%	-0.684	0.995	0.34%	4363.694op/s	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	53.062µs	53.122µs ± 0.029µs	53.121µs ± 0.017µs	53.139µs	53.166µs	53.205µs	53.234µs	0.21%	0.533	0.888	0.05%	0.002µs	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	18785003.842op/s	18824684.794op/s ± 10101.596op/s	18825019.010op/s ± 6152.918op/s	18830846.072op/s	18840022.227op/s	18845059.660op/s	18845884.044op/s	0.11%	-0.529	0.878	0.05%	714.291op/s	1	200
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	6.431µs	6.439µs ± 0.005µs	6.438µs ± 0.003µs	6.442µs	6.449µs	6.455µs	6.458µs	0.31%	0.933	0.927	0.08%	0.000µs	1	200
credit_card/is_card_number_no_luhn/x371413321323331	throughput	154845512.935op/s	155309256.507op/s ± 129659.904op/s	155320727.556op/s ± 83193.025op/s	155406896.639op/s	155480003.865op/s	155502705.708op/s	155506870.790op/s	0.12%	-0.928	0.912	0.08%	9168.340op/s	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
credit_card/is_card_number/	execution_time	[3.913µs; 3.915µs] or [-0.023%; +0.023%]	None	None	None
credit_card/is_card_number/	throughput	[255429530.834op/s; 255547766.645op/s] or [-0.023%; +0.023%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	[81.534µs; 81.693µs] or [-0.097%; +0.097%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	throughput	[12241585.430op/s; 12265415.528op/s] or [-0.097%; +0.097%]	None	None	None
credit_card/is_card_number/ 378282246310005	execution_time	[75.695µs; 75.752µs] or [-0.038%; +0.038%]	None	None	None
credit_card/is_card_number/ 378282246310005	throughput	[13201044.860op/s; 13211024.694op/s] or [-0.038%; +0.038%]	None	None	None
credit_card/is_card_number/37828224631	execution_time	[3.912µs; 3.913µs] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number/37828224631	throughput	[255571122.160op/s; 255619465.535op/s] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number/378282246310005	execution_time	[72.814µs; 72.867µs] or [-0.036%; +0.036%]	None	None	None
credit_card/is_card_number/378282246310005	throughput	[13723782.725op/s; 13733649.771op/s] or [-0.036%; +0.036%]	None	None	None
credit_card/is_card_number/37828224631000521389798	execution_time	[53.125µs; 53.146µs] or [-0.020%; +0.020%]	None	None	None
credit_card/is_card_number/37828224631000521389798	throughput	[18816105.116op/s; 18823456.184op/s] or [-0.020%; +0.020%]	None	None	None
credit_card/is_card_number/x371413321323331	execution_time	[6.437µs; 6.439µs] or [-0.012%; +0.012%]	None	None	None
credit_card/is_card_number/x371413321323331	throughput	[155307083.834op/s; 155344757.652op/s] or [-0.012%; +0.012%]	None	None	None
credit_card/is_card_number_no_luhn/	execution_time	[3.912µs; 3.912µs] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number_no_luhn/	throughput	[255611371.696op/s; 255655936.397op/s] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	[65.128µs; 65.174µs] or [-0.036%; +0.036%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	[15343650.543op/s; 15354442.302op/s] or [-0.035%; +0.035%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	[58.402µs; 58.437µs] or [-0.031%; +0.031%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	[17112463.480op/s; 17122899.466op/s] or [-0.030%; +0.030%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	execution_time	[3.911µs; 3.912µs] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	throughput	[255631085.098op/s; 255671519.143op/s] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	execution_time	[55.459µs; 55.512µs] or [-0.048%; +0.048%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	throughput	[18014400.597op/s; 18031505.963op/s] or [-0.047%; +0.047%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	[53.118µs; 53.126µs] or [-0.007%; +0.007%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	[18823284.810op/s; 18826084.778op/s] or [-0.007%; +0.007%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	[6.438µs; 6.440µs] or [-0.012%; +0.012%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	throughput	[155291286.891op/s; 155327226.123op/s] or [-0.012%; +0.012%]	None	None	None

Group 4

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
redis/obfuscate_redis_string	execution_time	33.432µs	33.842µs ± 0.652µs	33.545µs ± 0.043µs	33.631µs	35.154µs	35.188µs	37.556µs	11.96%	2.153	4.943	1.92%	0.046µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
redis/obfuscate_redis_string	execution_time	[33.752µs; 33.933µs] or [-0.267%; +0.267%]	None	None	None

Group 5

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
sql/obfuscate_sql_string	execution_time	89.961µs	90.107µs ± 0.144µs	90.090µs ± 0.043µs	90.131µs	90.237µs	90.506µs	91.688µs	1.77%	7.390	73.747	0.16%	0.010µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
sql/obfuscate_sql_string	execution_time	[90.087µs; 90.127µs] or [-0.022%; +0.022%]	None	None	None

Group 6

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	execution_time	205.262µs	205.780µs ± 0.288µs	205.731µs ± 0.193µs	205.944µs	206.246µs	206.441µs	207.573µs	0.90%	1.555	6.506	0.14%	0.020µs	1	200
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	4817576.603op/s	4859558.049op/s ± 6789.268op/s	4860724.160op/s ± 4558.466op/s	4864427.262op/s	4868241.985op/s	4869632.400op/s	4871810.807op/s	0.23%	-1.530	6.321	0.14%	480.074op/s	1	200
normalization/normalize_name/normalize_name/bad-name	execution_time	18.198µs	18.284µs ± 0.076µs	18.260µs ± 0.020µs	18.292µs	18.490µs	18.525µs	18.540µs	1.53%	2.074	3.471	0.41%	0.005µs	1	200
normalization/normalize_name/normalize_name/bad-name	throughput	53937603.711op/s	54694990.148op/s ± 225217.642op/s	54764298.373op/s ± 60600.277op/s	54819870.085op/s	54900401.803op/s	54932073.222op/s	54950154.669op/s	0.34%	-2.059	3.421	0.41%	15925.292op/s	1	200
normalization/normalize_name/normalize_name/good	execution_time	10.576µs	10.843µs ± 0.092µs	10.859µs ± 0.056µs	10.913µs	10.956µs	10.990µs	11.020µs	1.48%	-0.766	0.116	0.84%	0.006µs	1	200
normalization/normalize_name/normalize_name/good	throughput	90746616.052op/s	92233745.381op/s ± 785146.432op/s	92092424.276op/s ± 468463.001op/s	92601706.805op/s	93796759.607op/s	94313574.526op/s	94556299.976op/s	2.68%	0.805	0.187	0.85%	55518.237op/s	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	execution_time	[205.741µs; 205.820µs] or [-0.019%; +0.019%]	None	None	None
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	[4858617.122op/s; 4860498.977op/s] or [-0.019%; +0.019%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	execution_time	[18.273µs; 18.294µs] or [-0.058%; +0.058%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	throughput	[54663777.149op/s; 54726203.148op/s] or [-0.057%; +0.057%]	None	None	None
normalization/normalize_name/normalize_name/good	execution_time	[10.830µs; 10.856µs] or [-0.117%; +0.117%]	None	None	None
normalization/normalize_name/normalize_name/good	throughput	[92124931.637op/s; 92342559.125op/s] or [-0.118%; +0.118%]	None	None	None

Group 7

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
normalization/normalize_trace/test_trace	execution_time	243.307ns	253.925ns ± 13.083ns	248.593ns ± 3.582ns	258.969ns	284.523ns	296.362ns	303.679ns	22.16%	1.867	2.770	5.14%	0.925ns	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
normalization/normalize_trace/test_trace	execution_time	[252.112ns; 255.738ns] or [-0.714%; +0.714%]	None	None	None

Group 8

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
ip_address/quantize_peer_ip_address_benchmark	execution_time	4.927µs	4.992µs ± 0.039µs	4.997µs ± 0.030µs	5.022µs	5.056µs	5.057µs	5.059µs	1.24%	0.054	-1.251	0.79%	0.003µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
ip_address/quantize_peer_ip_address_benchmark	execution_time	[4.987µs; 4.997µs] or [-0.109%; +0.109%]	None	None	None

Group 9

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
sdk_test_data/rules-based	execution_time	144.923µs	146.968µs ± 1.824µs	146.731µs ± 0.623µs	147.311µs	148.657µs	152.041µs	164.751µs	12.28%	6.220	52.002	1.24%	0.129µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
sdk_test_data/rules-based	execution_time	[146.715µs; 147.221µs] or [-0.172%; +0.172%]	None	None	None

Group 10

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
benching serializing traces from their internal representation to msgpack	execution_time	14.851ms	14.916ms ± 0.033ms	14.913ms ± 0.017ms	14.928ms	14.970ms	15.021ms	15.106ms	1.29%	1.797	6.636	0.22%	0.002ms	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
benching serializing traces from their internal representation to msgpack	execution_time	[14.911ms; 14.920ms] or [-0.030%; +0.030%]	None	None	None

Group 11

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
benching string interning on wordpress profile	execution_time	159.092µs	160.253µs ± 0.352µs	160.200µs ± 0.163µs	160.392µs	160.711µs	161.268µs	163.096µs	1.81%	2.794	20.921	0.22%	0.025µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
benching string interning on wordpress profile	execution_time	[160.205µs; 160.302µs] or [-0.030%; +0.030%]	None	None	None

Group 12

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
single_flag_killswitch/rules-based	execution_time	189.157ns	192.066ns ± 2.113ns	191.711ns ± 1.298ns	192.985ns	196.320ns	198.524ns	204.223ns	6.53%	1.949	6.267	1.10%	0.149ns	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
single_flag_killswitch/rules-based	execution_time	[191.773ns; 192.358ns] or [-0.152%; +0.152%]	None	None	None

Group 13

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	execution_time	534.017µs	535.759µs ± 0.630µs	535.804µs ± 0.310µs	536.088µs	536.540µs	536.946µs	539.730µs	0.73%	0.734	7.426	0.12%	0.045µs	1	200
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	1852779.049op/s	1866513.391op/s ± 2194.418op/s	1866355.242op/s ± 1079.519op/s	1867481.174op/s	1870730.971op/s	1871772.215op/s	1872599.561op/s	0.33%	-0.703	7.246	0.12%	155.169op/s	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	380.168µs	380.944µs ± 0.300µs	380.928µs ± 0.183µs	381.117µs	381.475µs	381.648µs	381.829µs	0.24%	0.293	-0.003	0.08%	0.021µs	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	2618971.924op/s	2625060.551op/s ± 2066.672op/s	2625166.662op/s ± 1261.263op/s	2626379.677op/s	2628124.002op/s	2629103.019op/s	2630412.717op/s	0.20%	-0.289	-0.007	0.08%	146.136op/s	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	195.946µs	196.539µs ± 0.514µs	196.493µs ± 0.128µs	196.616µs	196.860µs	197.832µs	201.253µs	2.42%	7.428	64.328	0.26%	0.036µs	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	4968877.826op/s	5088072.846op/s ± 13044.048op/s	5089235.050op/s ± 3306.714op/s	5092580.262op/s	5097502.279op/s	5102472.855op/s	5103440.699op/s	0.28%	-7.341	63.284	0.26%	922.353op/s	1	200
normalization/normalize_service/normalize_service/[empty string]	execution_time	36.703µs	36.983µs ± 0.087µs	36.983µs ± 0.054µs	37.031µs	37.139µs	37.180µs	37.325µs	0.93%	0.384	1.162	0.23%	0.006µs	1	200
normalization/normalize_service/normalize_service/[empty string]	throughput	26791410.798op/s	27039548.096op/s ± 63454.011op/s	27039520.698op/s ± 39310.982op/s	27082917.463op/s	27133597.387op/s	27170957.993op/s	27245651.546op/s	0.76%	-0.363	1.133	0.23%	4486.876op/s	1	200
normalization/normalize_service/normalize_service/test_ASCII	execution_time	44.881µs	45.067µs ± 0.189µs	45.011µs ± 0.126µs	45.227µs	45.337µs	45.386µs	46.305µs	2.87%	1.641	7.357	0.42%	0.013µs	1	200
normalization/normalize_service/normalize_service/test_ASCII	throughput	21595846.687op/s	22189323.712op/s ± 92263.210op/s	22216616.356op/s ± 62133.381op/s	22267878.245op/s	22279872.906op/s	22280758.672op/s	22281055.211op/s	0.29%	-1.561	6.662	0.41%	6523.994op/s	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	execution_time	[535.672µs; 535.846µs] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	[1866209.266op/s; 1866817.516op/s] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	[380.902µs; 380.985µs] or [-0.011%; +0.011%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	[2624774.130op/s; 2625346.972op/s] or [-0.011%; +0.011%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	[196.468µs; 196.611µs] or [-0.036%; +0.036%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	[5086265.066op/s; 5089880.625op/s] or [-0.036%; +0.036%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	execution_time	[36.971µs; 36.995µs] or [-0.033%; +0.033%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	throughput	[27030753.981op/s; 27048342.212op/s] or [-0.033%; +0.033%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	execution_time	[45.041µs; 45.094µs] or [-0.058%; +0.058%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	throughput	[22176536.918op/s; 22202110.506op/s] or [-0.058%; +0.058%]	None	None	None

Group 14

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
two way interface	execution_time	17.999µs	25.452µs ± 8.941µs	18.188µs ± 0.156µs	33.121µs	42.046µs	47.087µs	54.317µs	198.64%	0.732	-0.591	35.04%	0.632µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
two way interface	execution_time	[24.213µs; 26.691µs] or [-4.869%; +4.869%]	None	None	None

Group 15

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
write only interface	execution_time	1.178µs	3.232µs ± 1.435µs	3.011µs ± 0.026µs	3.038µs	3.648µs	14.144µs	14.785µs	391.01%	7.292	54.532	44.30%	0.101µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
write only interface	execution_time	[3.033µs; 3.431µs] or [-6.156%; +6.156%]	None	None	None

Group 16

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
benching deserializing traces from msgpack to their internal representation	execution_time	60.806ms	61.304ms ± 1.749ms	61.040ms ± 0.077ms	61.144ms	61.458ms	68.727ms	80.568ms	31.99%	8.690	82.594	2.85%	0.124ms	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
benching deserializing traces from msgpack to their internal representation	execution_time	[61.062ms; 61.547ms] or [-0.395%; +0.395%]	None	None	None

Group 17

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	699b3a0b	1763415883	bengl/async-vec-vec-span

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
tags/replace_trace_tags	execution_time	2.389µs	2.428µs ± 0.024µs	2.422µs ± 0.018µs	2.448µs	2.466µs	2.472µs	2.486µs	2.64%	0.294	-1.126	0.99%	0.002µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
tags/replace_trace_tags	execution_time	[2.424µs; 2.431µs] or [-0.138%; +0.138%]	None	None	None

Baseline

Omitted due to size.

[datadog-official[bot]]

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

_{This comment will be updated automatically if new data arrives.
🔗 Commit SHA: 699b3a0 | Docs | Datadog PR Page | Was this helpful? Give us feedback!}

[codecov-commenter]

Codecov Report

:x: Patch coverage is 52.63158% with 9 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 70.98%. Comparing base (af93f6f) to head (699b3a0).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1302   +/-   ##
=======================================
  Coverage   70.97%   70.98%           
=======================================
  Files         390      390           
  Lines       62586    62593    +7     
=======================================
+ Hits        44419    44430   +11     
+ Misses      18167    18163    -4     

Components	Coverage Δ
libdd-crashtracker	57.66% <ø> (ø)
libdd-crashtracker-ffi	14.25% <ø> (ø)
libdd-alloc	98.73% <ø> (ø)
libdd-data-pipeline	85.96% <52.63%> (-0.14%)	:arrow_down:
libdd-data-pipeline-ffi	78.16% <ø> (ø)
libdd-common	80.93% <ø> (ø)
libdd-common-ffi	73.90% <ø> (ø)
libdd-telemetry	60.02% <ø> (ø)
libdd-telemetry-ffi	21.24% <ø> (ø)
libdd-dogstatsd-client	83.75% <ø> (ø)
datadog-ipc	82.71% <ø> (+0.10%)	:arrow_up:
libdd-profiling	79.69% <ø> (ø)
libdd-profiling-ffi	62.13% <ø> (ø)
datadog-sidecar	36.17% <ø> (ø)
datdog-sidecar-ffi	12.32% <ø> (ø)
spawn-worker	55.18% <ø> (ø)
libdd-tinybytes	92.44% <ø> (ø)
libdd-trace-normalization	98.24% <ø> (ø)
datadog-trace-obfuscation	94.17% <ø> (ø)
libdd-trace-protobuf	59.65% <ø> (ø)
libdd-trace-utils	90.07% <ø> (ø)
datadog-tracer-flare	61.06% <ø> (ø)
libdd-log	75.57% <ø> (ø)

:rocket: New features to boost your workflow:

• :snowflake: Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[dd-octo-sts[bot]]

Artifact Size Benchmark Report

aarch64-alpine-linux-musl

Artifact	Baseline	Commit	Change
/aarch64-alpine-linux-musl/lib/libdatadog_profiling.so	7.32 MB	7.32 MB	0% (0 B) 👌
/aarch64-alpine-linux-musl/lib/libdatadog_profiling.a	84.53 MB	84.54 MB	+.01% (+11.18 KB) 🔍

aarch64-apple-darwin

Artifact	Baseline	Commit	Change
/aarch64-apple-darwin/lib/libdatadog_profiling.a	56.91 MB	56.91 MB	+0% (+5.49 KB) 👌
/aarch64-apple-darwin/lib/libdatadog_profiling.dylib	8.30 MB	8.30 MB	+0% (+208 B) 👌

aarch64-unknown-linux-gnu

Artifact	Baseline	Commit	Change
/aarch64-unknown-linux-gnu/lib/libdatadog_profiling.a	98.09 MB	98.10 MB	+0% (+8.09 KB) 👌
/aarch64-unknown-linux-gnu/lib/libdatadog_profiling.so	9.36 MB	9.36 MB	+0% (+496 B) 👌

libdatadog-x64-windows

Artifact	Baseline	Commit	Change
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.dll	18.93 MB	18.93 MB	+0% (+1.50 KB) 👌
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.lib	65.49 KB	65.49 KB	0% (0 B) 👌
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.pdb	133.23 MB	133.23 MB	0% (0 B) 👌
/libdatadog-x64-windows/debug/static/datadog_profiling_ffi.lib	712.21 MB	712.34 MB	+.01% (+135.78 KB) 🔍
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.dll	6.18 MB	6.19 MB	+.03% (+2.50 KB) 🔍
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.lib	65.49 KB	65.49 KB	0% (0 B) 👌
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.pdb	19.26 MB	19.26 MB	0% (0 B) 👌
/libdatadog-x64-windows/release/static/datadog_profiling_ffi.lib	37.83 MB	37.84 MB	+.01% (+4.95 KB) 🔍

libdatadog-x86-windows

Artifact	Baseline	Commit	Change
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.dll	16.08 MB	16.08 MB	+0% (+512 B) 👌
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.lib	66.50 KB	66.50 KB	0% (0 B) 👌
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.pdb	135.48 MB	135.48 MB	-0% (-8.00 KB) 👌
/libdatadog-x86-windows/debug/static/datadog_profiling_ffi.lib	700.71 MB	700.84 MB	+.01% (+134.58 KB) 🔍
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.dll	4.74 MB	4.74 MB	+.02% (+1.00 KB) 🔍
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.lib	66.50 KB	66.50 KB	0% (0 B) 👌
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.pdb	20.44 MB	20.44 MB	0% (0 B) 👌
/libdatadog-x86-windows/release/static/datadog_profiling_ffi.lib	35.60 MB	35.61 MB	+.01% (+4.48 KB) 🔍

x86_64-alpine-linux-musl

Artifact	Baseline	Commit	Change
/x86_64-alpine-linux-musl/lib/libdatadog_profiling.a	72.98 MB	72.98 MB	+0% (+1.42 KB) 👌
/x86_64-alpine-linux-musl/lib/libdatadog_profiling.so	8.71 MB	8.71 MB	0% (0 B) 👌

x86_64-apple-darwin

Artifact	Baseline	Commit	Change
/x86_64-apple-darwin/lib/libdatadog_profiling.a	58.38 MB	58.38 MB	+0% (+1.57 KB) 👌
/x86_64-apple-darwin/lib/libdatadog_profiling.dylib	9.36 MB	9.37 MB	+0% (+352 B) 👌

x86_64-unknown-linux-gnu

Artifact	Baseline	Commit	Change
/x86_64-unknown-linux-gnu/lib/libdatadog_profiling.a	92.47 MB	92.47 MB	+0% (+1.51 KB) 👌
/x86_64-unknown-linux-gnu/lib/libdatadog_profiling.so	10.10 MB	10.10 MB	+0% (+384 B) 👌