Implement fallback for when memfd is not available on Linux

[bwoebi]

WSL is a "Linux" environment, but it does not support the memfd_create syscall. Thus we fall back to other strategies here.

[pr-commenter]

Benchmarks

Comparison

Benchmark execution time: 2024-08-22 19:02:21

Comparing candidate commit 6ee4339 in PR branch bob/no-memfd-fallback with baseline commit d980023 in branch main.

Found 0 performance improvements and 2 performance regressions! Performance is the same for 48 metrics, 2 unstable metrics.

scenario:credit_card/is_card_number_no_luhn/378282246310005

• 🟥 execution_time [+10.236µs; +10.386µs] or [+13.093%; +13.285%]
• 🟥 throughput [-1501690.027op/s; -1479649.914op/s] or [-11.739%; -11.567%]

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	6ee4339	1724352749	bob/no-memfd-fallback

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	300.834ns	313.157ns ± 13.701ns	306.500ns ± 3.906ns	319.510ns	343.613ns	352.622ns	357.130ns	16.52%	1.420	0.991	4.36%	0.969ns	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	[311.258ns; 315.056ns] or [-0.606%; +0.606%]	None	None	None

Group 2

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	1.147µs	1.346µs ± 0.063µs	1.346µs ± 0.046µs	1.393µs	1.436µs	1.457µs	1.458µs	8.34%	-0.515	0.573	4.65%	0.004µs	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	[1.338µs; 1.355µs] or [-0.645%; +0.645%]	None	None	None

Group 3

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	618.437µs	619.247µs ± 0.494µs	619.170µs ± 0.282µs	619.449µs	620.135µs	620.667µs	622.030µs	0.46%	1.443	4.379	0.08%	0.035µs	1	200
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	1607640.192op/s	1614866.592op/s ± 1286.921op/s	1615064.373op/s ± 734.443op/s	1615807.466op/s	1616359.245op/s	1616822.949op/s	1616979.231op/s	0.12%	-1.433	4.314	0.08%	90.999op/s	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	386.500µs	390.224µs ± 1.692µs	389.917µs ± 1.081µs	391.244µs	393.472µs	394.663µs	394.972µs	1.30%	0.577	0.055	0.43%	0.120µs	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	2531825.041op/s	2562677.808op/s ± 11083.174op/s	2564649.121op/s ± 7115.139op/s	2570230.831op/s	2578362.327op/s	2582436.610op/s	2587323.643op/s	0.88%	-0.554	0.028	0.43%	783.699op/s	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	190.831µs	191.424µs ± 0.226µs	191.408µs ± 0.166µs	191.576µs	191.827µs	191.982µs	192.172µs	0.40%	0.516	0.085	0.12%	0.016µs	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	5203675.877op/s	5224007.530op/s ± 6176.631op/s	5224445.879op/s ± 4530.859op/s	5228714.356op/s	5232414.635op/s	5235109.647op/s	5240232.408op/s	0.30%	-0.510	0.075	0.12%	436.754op/s	1	200
normalization/normalize_service/normalize_service/[empty string]	execution_time	45.021µs	45.156µs ± 0.059µs	45.150µs ± 0.043µs	45.198µs	45.256µs	45.305µs	45.324µs	0.39%	0.384	-0.253	0.13%	0.004µs	1	200
normalization/normalize_service/normalize_service/[empty string]	throughput	22063341.648op/s	22145656.010op/s ± 28877.561op/s	22148381.989op/s ± 20899.639op/s	22165712.848op/s	22189618.103op/s	22203378.604op/s	22211874.309op/s	0.29%	-0.377	-0.258	0.13%	2041.952op/s	1	200
normalization/normalize_service/normalize_service/test_ASCII	execution_time	49.296µs	49.933µs ± 0.192µs	49.929µs ± 0.140µs	50.066µs	50.219µs	50.303µs	50.890µs	1.92%	0.455	2.270	0.38%	0.014µs	1	200
normalization/normalize_service/normalize_service/test_ASCII	throughput	19650185.569op/s	20027160.339op/s ± 76917.353op/s	20028396.302op/s ± 56069.586op/s	20086975.471op/s	20140123.988op/s	20173551.707op/s	20285544.992op/s	1.28%	-0.409	2.112	0.38%	5438.878op/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	[619.178µs; 619.315µs] or [-0.011%; +0.011%]	None	None	None
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	[1614688.237op/s; 1615044.947op/s] or [-0.011%; +0.011%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	[389.990µs; 390.459µs] or [-0.060%; +0.060%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	[2561141.786op/s; 2564213.829op/s] or [-0.060%; +0.060%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	[191.393µs; 191.456µs] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	[5223151.508op/s; 5224863.551op/s] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	execution_time	[45.147µs; 45.164µs] or [-0.018%; +0.018%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	throughput	[22141653.858op/s; 22149658.162op/s] or [-0.018%; +0.018%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	execution_time	[49.906µs; 49.960µs] or [-0.053%; +0.053%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	throughput	[20016500.333op/s; 20037820.344op/s] or [-0.053%; +0.053%]	None	None	None

Group 4

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	2.645µs	2.696µs ± 0.020µs	2.700µs ± 0.005µs	2.703µs	2.737µs	2.743µs	2.744µs	1.65%	-0.199	1.137	0.73%	0.001µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
tags/replace_trace_tags	execution_time	[2.693µs; 2.699µs] or [-0.102%; +0.102%]	None	None	None

Group 5

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	137.582µs	137.942µs ± 0.208µs	137.902µs ± 0.102µs	138.024µs	138.279µs	138.630µs	139.220µs	0.96%	2.013	8.299	0.15%	0.015µs	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	[137.913µs; 137.971µs] or [-0.021%; +0.021%]	None	None	None

Group 6

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	312.476µs	315.553µs ± 2.012µs	315.003µs ± 0.619µs	315.685µs	320.171µs	320.714µs	320.795µs	1.84%	1.314	0.813	0.64%	0.142µs	1	200
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	3117252.205op/s	3169164.837op/s ± 20042.943op/s	3174575.267op/s ± 6234.162op/s	3180608.370op/s	3193207.628op/s	3199375.329op/s	3200246.961op/s	0.81%	-1.293	0.780	0.63%	1417.250op/s	1	200
normalization/normalize_name/normalize_name/bad-name	execution_time	27.983µs	28.103µs ± 0.056µs	28.093µs ± 0.034µs	28.136µs	28.208µs	28.247µs	28.249µs	0.55%	0.431	-0.074	0.20%	0.004µs	1	200
normalization/normalize_name/normalize_name/bad-name	throughput	35399073.497op/s	35582917.502op/s ± 70596.228op/s	35595440.704op/s ± 43076.459op/s	35629924.654op/s	35694492.575op/s	35721954.547op/s	35736424.626op/s	0.40%	-0.421	-0.082	0.20%	4991.907op/s	1	200
normalization/normalize_name/normalize_name/good	execution_time	16.728µs	16.769µs ± 0.025µs	16.758µs ± 0.014µs	16.787µs	16.820µs	16.840µs	16.849µs	0.54%	0.929	0.258	0.15%	0.002µs	1	200
normalization/normalize_name/normalize_name/good	throughput	59351389.904op/s	59634112.457op/s ± 89735.883op/s	59674365.085op/s ± 50940.536op/s	59701031.906op/s	59733601.804op/s	59760603.998op/s	59779464.437op/s	0.18%	-0.923	0.240	0.15%	6345.285op/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	[315.274µs; 315.832µs] or [-0.088%; +0.088%]	None	None	None
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	[3166387.078op/s; 3171942.597op/s] or [-0.088%; +0.088%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	execution_time	[28.096µs; 28.111µs] or [-0.028%; +0.028%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	throughput	[35573133.544op/s; 35592701.460op/s] or [-0.027%; +0.027%]	None	None	None
normalization/normalize_name/normalize_name/good	execution_time	[16.765µs; 16.772µs] or [-0.021%; +0.021%]	None	None	None
normalization/normalize_name/normalize_name/good	throughput	[59621675.927op/s; 59646548.988op/s] or [-0.021%; +0.021%]	None	None	None

Group 7

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	74.553µs	74.782µs ± 0.182µs	74.760µs ± 0.117µs	74.894µs	75.009µs	75.100µs	76.436µs	2.24%	3.887	32.199	0.24%	0.013µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
sql/obfuscate_sql_string	execution_time	[74.757µs; 74.807µs] or [-0.034%; +0.034%]	None	None	None

Group 8

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	39.356µs	39.912µs ± 0.955µs	39.469µs ± 0.053µs	39.574µs	41.952µs	41.976µs	42.901µs	8.70%	1.706	1.017	2.39%	0.068µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
redis/obfuscate_redis_string	execution_time	[39.780µs; 40.044µs] or [-0.331%; +0.331%]	None	None	None

Group 9

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	1.613µs	1.614µs ± 0.000µs	1.614µs ± 0.000µs	1.614µs	1.614µs	1.615µs	1.615µs	0.10%	0.533	-0.218	0.03%	0.000µs	1	200
credit_card/is_card_number/	throughput	619132936.144op/s	619742702.949op/s ± 179866.965op/s	619768794.337op/s ± 144982.929op/s	619895391.028op/s	619978990.552op/s	620034584.923op/s	620040712.371op/s	0.04%	-0.531	-0.221	0.03%	12718.515op/s	1	200
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	104.015µs	105.130µs ± 0.696µs	104.939µs ± 0.200µs	105.177µs	107.092µs	107.432µs	107.649µs	2.58%	2.087	4.022	0.66%	0.049µs	1	200
credit_card/is_card_number/ 3782-8224-6310-005	throughput	9289420.308op/s	9512396.825op/s ± 62107.855op/s	9529324.344op/s ± 18203.279op/s	9545268.149op/s	9574067.824op/s	9595949.112op/s	9613998.944op/s	0.89%	-2.054	3.911	0.65%	4391.689op/s	1	200
credit_card/is_card_number/ 378282246310005	execution_time	96.661µs	97.379µs ± 0.508µs	97.281µs ± 0.226µs	97.537µs	98.505µs	99.253µs	99.794µs	2.58%	2.025	5.623	0.52%	0.036µs	1	200
credit_card/is_card_number/ 378282246310005	throughput	10020620.101op/s	10269439.967op/s ± 53044.674op/s	10279505.236op/s ± 23934.541op/s	10302639.794op/s	10330709.015op/s	10336692.354op/s	10345471.451op/s	0.64%	-1.971	5.342	0.52%	3750.825op/s	1	200
credit_card/is_card_number/37828224631	execution_time	1.613µs	1.614µs ± 0.003µs	1.614µs ± 0.000µs	1.614µs	1.614µs	1.615µs	1.660µs	2.85%	13.617	187.216	0.20%	0.000µs	1	200
credit_card/is_card_number/37828224631	throughput	602588154.039op/s	619655272.808op/s ± 1225823.485op/s	619764921.323op/s ± 147902.814op/s	619892642.956op/s	619976705.761op/s	620015903.815op/s	620056331.287op/s	0.05%	-13.593	186.782	0.20%	86678.810op/s	1	200
credit_card/is_card_number/378282246310005	execution_time	94.427µs	95.731µs ± 0.711µs	95.653µs ± 0.507µs	96.166µs	97.198µs	97.451µs	97.744µs	2.19%	0.577	-0.095	0.74%	0.050µs	1	200
credit_card/is_card_number/378282246310005	throughput	10230850.868op/s	10446474.430op/s ± 77238.752op/s	10454494.203op/s ± 55157.683op/s	10506676.468op/s	10556011.625op/s	10581907.725op/s	10590227.681op/s	1.30%	-0.542	-0.145	0.74%	5461.605op/s	1	200
credit_card/is_card_number/37828224631000521389798	execution_time	94.085µs	94.578µs ± 0.371µs	94.512µs ± 0.188µs	94.702µs	95.261µs	95.598µs	97.167µs	2.81%	2.314	11.056	0.39%	0.026µs	1	200
credit_card/is_card_number/37828224631000521389798	throughput	10291533.912op/s	10573465.501op/s ± 41104.146op/s	10580715.068op/s ± 21082.468op/s	10601541.200op/s	10622252.561op/s	10626375.248op/s	10628671.905op/s	0.45%	-2.226	10.264	0.39%	2906.502op/s	1	200
credit_card/is_card_number/x371413321323331	execution_time	22.438µs	22.800µs ± 0.221µs	22.761µs ± 0.137µs	22.930µs	23.222µs	23.406µs	23.493µs	3.22%	0.727	0.203	0.97%	0.016µs	1	200
credit_card/is_card_number/x371413321323331	throughput	42565372.431op/s	43864021.647op/s ± 421888.247op/s	43935153.950op/s ± 265532.659op/s	44170402.790op/s	44464346.092op/s	44562063.407op/s	44567969.750op/s	1.44%	-0.679	0.105	0.96%	29832.004op/s	1	200
credit_card/is_card_number_no_luhn/	execution_time	1.613µs	1.614µs ± 0.001µs	1.614µs ± 0.000µs	1.614µs	1.615µs	1.615µs	1.619µs	0.32%	2.966	20.624	0.04%	0.000µs	1	200
credit_card/is_card_number_no_luhn/	throughput	617800981.365op/s	619721170.899op/s ± 235678.657op/s	619761171.963op/s ± 137392.300op/s	619879484.050op/s	619993227.089op/s	620023302.640op/s	620101307.225op/s	0.05%	-2.951	20.455	0.04%	16664.998op/s	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	85.934µs	86.686µs ± 0.397µs	86.625µs ± 0.245µs	86.928µs	87.457µs	87.855µs	88.317µs	1.95%	0.912	1.500	0.46%	0.028µs	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	11322848.376op/s	11536122.797op/s ± 52612.830op/s	11544021.915op/s ± 32628.006op/s	11569470.482op/s	11609319.327op/s	11629578.020op/s	11636843.410op/s	0.80%	-0.876	1.383	0.45%	3720.289op/s	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	79.064µs	80.268µs ± 0.591µs	80.227µs ± 0.344µs	80.568µs	81.245µs	81.924µs	83.220µs	3.73%	1.001	2.685	0.73%	0.042µs	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	12016285.624op/s	12458876.951op/s ± 91048.621op/s	12464626.030op/s ± 53280.875op/s	12521531.425op/s	12580491.444op/s	12638723.647op/s	12648042.812op/s	1.47%	-0.923	2.346	0.73%	6438.110op/s	1	200
credit_card/is_card_number_no_luhn/37828224631	execution_time	1.613µs	1.614µs ± 0.000µs	1.614µs ± 0.000µs	1.614µs	1.614µs	1.615µs	1.615µs	0.09%	0.406	-0.552	0.03%	0.000µs	1	200
credit_card/is_card_number_no_luhn/37828224631	throughput	619163618.557op/s	619734548.534op/s ± 172742.454op/s	619748247.416op/s ± 141500.837op/s	619881935.348op/s	619969221.636op/s	620016965.073op/s	620021667.241op/s	0.04%	-0.405	-0.554	0.03%	12214.736op/s	1	200
credit_card/is_card_number_no_luhn/378282246310005	execution_time	87.334µs	88.485µs ± 0.379µs	88.487µs ± 0.244µs	88.735µs	89.085µs	89.307µs	89.528µs	1.18%	-0.108	0.064	0.43%	0.027µs	1	200
credit_card/is_card_number_no_luhn/378282246310005	throughput	11169731.517op/s	11301530.414op/s ± 48426.914op/s	11301092.836op/s ± 31117.325op/s	11332051.609op/s	11382286.511op/s	11412795.945op/s	11450312.674op/s	1.32%	0.135	0.074	0.43%	3424.300op/s	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	94.102µs	94.664µs ± 0.377µs	94.588µs ± 0.253µs	94.906µs	95.326µs	95.808µs	96.081µs	1.58%	0.880	0.716	0.40%	0.027µs	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	10407846.181op/s	10563867.506op/s ± 41892.716op/s	10572146.100op/s ± 28272.919op/s	10596679.534op/s	10620492.347op/s	10625036.603op/s	10626783.746op/s	0.52%	-0.857	0.639	0.40%	2962.262op/s	1	200
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	22.436µs	22.822µs ± 0.232µs	22.802µs ± 0.144µs	22.947µs	23.242µs	23.400µs	23.991µs	5.21%	1.024	2.438	1.02%	0.016µs	1	200
credit_card/is_card_number_no_luhn/x371413321323331	throughput	41681957.172op/s	43822494.305op/s ± 442054.049op/s	43855655.358op/s ± 278349.763op/s	44133744.452op/s	44411997.865op/s	44559998.597op/s	44571401.304op/s	1.63%	-0.926	1.976	1.01%	31257.942op/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	[1.614µs; 1.614µs] or [-0.004%; +0.004%]	None	None	None
credit_card/is_card_number/	throughput	[619717775.117op/s; 619767630.780op/s] or [-0.004%; +0.004%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	[105.034µs; 105.227µs] or [-0.092%; +0.092%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	throughput	[9503789.273op/s; 9521004.376op/s] or [-0.090%; +0.090%]	None	None	None
credit_card/is_card_number/ 378282246310005	execution_time	[97.308µs; 97.449µs] or [-0.072%; +0.072%]	None	None	None
credit_card/is_card_number/ 378282246310005	throughput	[10262088.485op/s; 10276791.449op/s] or [-0.072%; +0.072%]	None	None	None
credit_card/is_card_number/37828224631	execution_time	[1.613µs; 1.614µs] or [-0.028%; +0.028%]	None	None	None
credit_card/is_card_number/37828224631	throughput	[619485385.463op/s; 619825160.154op/s] or [-0.027%; +0.027%]	None	None	None
credit_card/is_card_number/378282246310005	execution_time	[95.633µs; 95.830µs] or [-0.103%; +0.103%]	None	None	None
credit_card/is_card_number/378282246310005	throughput	[10435769.882op/s; 10457178.979op/s] or [-0.102%; +0.102%]	None	None	None
credit_card/is_card_number/37828224631000521389798	execution_time	[94.526µs; 94.629µs] or [-0.054%; +0.054%]	None	None	None
credit_card/is_card_number/37828224631000521389798	throughput	[10567768.862op/s; 10579162.141op/s] or [-0.054%; +0.054%]	None	None	None
credit_card/is_card_number/x371413321323331	execution_time	[22.769µs; 22.830µs] or [-0.134%; +0.134%]	None	None	None
credit_card/is_card_number/x371413321323331	throughput	[43805551.994op/s; 43922491.301op/s] or [-0.133%; +0.133%]	None	None	None
credit_card/is_card_number_no_luhn/	execution_time	[1.614µs; 1.614µs] or [-0.005%; +0.005%]	None	None	None
credit_card/is_card_number_no_luhn/	throughput	[619688508.104op/s; 619753833.694op/s] or [-0.005%; +0.005%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	[86.631µs; 86.741µs] or [-0.063%; +0.063%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	[11528831.165op/s; 11543414.429op/s] or [-0.063%; +0.063%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	[80.186µs; 80.350µs] or [-0.102%; +0.102%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	[12446258.488op/s; 12471495.414op/s] or [-0.101%; +0.101%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	execution_time	[1.614µs; 1.614µs] or [-0.004%; +0.004%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	throughput	[619710608.091op/s; 619758488.977op/s] or [-0.004%; +0.004%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	execution_time	[88.433µs; 88.538µs] or [-0.059%; +0.059%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	throughput	[11294818.910op/s; 11308241.919op/s] or [-0.059%; +0.059%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	[94.612µs; 94.716µs] or [-0.055%; +0.055%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	[10558061.578op/s; 10569673.433op/s] or [-0.055%; +0.055%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	[22.789µs; 22.854µs] or [-0.141%; +0.141%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	throughput	[43761229.865op/s; 43883758.745op/s] or [-0.140%; +0.140%]	None	None	None

Group 10

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	1.445µs	2.931µs ± 1.430µs	2.765µs ± 0.018µs	2.780µs	2.985µs	12.858µs	16.297µs	489.44%	7.995	64.098	48.66%	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	[2.732µs; 3.129µs] or [-6.761%; +6.761%]	None	None	None

Group 11

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	6ee4339	1724352749	bob/no-memfd-fallback

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	17.202µs	23.170µs ± 14.580µs	17.322µs ± 0.049µs	17.397µs	52.679µs	55.968µs	131.124µs	656.99%	3.629	18.358	62.77%	1.031µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
two way interface	execution_time	[21.149µs; 25.190µs] or [-8.721%; +8.721%]	None	None	None

Baseline

Omitted due to size.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 7.93651% with 58 lines in your changes missing coverage. Please review.

Project coverage is 72.75%. Comparing base (d980023) to head (6ee4339).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #591      +/-   ##
==========================================
- Coverage   72.86%   72.75%   -0.11%     
==========================================
  Files         241      241              
  Lines       34366    34427      +61     
==========================================
+ Hits        25040    25047       +7     
- Misses       9326     9380      +54     

Components	Coverage Δ
crashtracker	20.66% <ø> (+0.05%)	⬆️
datadog-alloc	98.73% <ø> (ø)
data-pipeline	90.12% <ø> (ø)
data-pipeline-ffi	0.00% <ø> (ø)
ddcommon	82.11% <ø> (ø)
ddcommon-ffi	68.11% <ø> (ø)
ddtelemetry	59.02% <ø> (ø)
ipc	84.00% <50.00%> (-0.28%)	⬇️
profiling	84.26% <ø> (ø)
profiling-ffi	77.42% <ø> (ø)
serverless	0.00% <ø> (ø)
sidecar	40.23% <ø> (ø)
sidecar-ffi	0.00% <ø> (ø)
spawn-worker	50.18% <5.08%> (-4.69%)	⬇️
trace-mini-agent	70.88% <ø> (ø)
trace-normalization	98.25% <ø> (ø)
trace-obfuscation	95.73% <ø> (ø)
trace-protobuf	77.67% <ø> (ø)
trace-utils	93.00% <ø> (ø)