[crashtracker] Add incomplete flag to stack traces

[danielsn]

What does this PR do?

Adds an incomplete flag to stack traces, and an RFC explaining why.

Motivation

Sometimes stack traces are incomplete, and the consumer has no way of knowing.

Additional Notes

Anything else we should know when reviewing?

How to test the change?

Describe here in detail how the change can be validated.

[pr-commenter]

Benchmarks

Comparison

Benchmark execution time: 2025-01-14 14:18:22

Comparing candidate commit 22095e9 in PR branch dsn/crashtracker-incomplete-stacktrace with baseline commit adc183e in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 51 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	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	75.858µs	76.027µs ± 0.279µs	75.996µs ± 0.054µs	76.051µs	76.177µs	76.402µs	79.706µs	4.88%	11.603	149.915	0.37%	0.020µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
sql/obfuscate_sql_string	execution_time	[75.988µs; 76.066µs] or [-0.051%; +0.051%]	None	None	None

Group 2

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	543.619µs	545.712µs ± 2.166µs	545.097µs ± 0.600µs	546.290µs	548.147µs	550.915µs	563.182µs	3.32%	5.140	36.409	0.40%	0.153µs	1	200
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	1775625.128op/s	1832496.803op/s ± 7130.385op/s	1834534.610op/s ± 2019.535op/s	1835921.462op/s	1837946.163op/s	1838949.189op/s	1839522.368op/s	0.27%	-4.999	34.857	0.39%	504.194op/s	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	475.156µs	476.009µs ± 0.290µs	476.001µs ± 0.157µs	476.157µs	476.441µs	476.672µs	477.900µs	0.40%	1.248	8.367	0.06%	0.020µs	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	2092486.586op/s	2100801.899op/s ± 1276.832op/s	2100835.690op/s ± 692.109op/s	2101541.857op/s	2102584.698op/s	2103897.205op/s	2104573.837op/s	0.18%	-1.232	8.262	0.06%	90.286op/s	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	194.369µs	194.959µs ± 0.591µs	194.891µs ± 0.164µs	195.063µs	195.273µs	196.300µs	200.629µs	2.94%	7.750	68.385	0.30%	0.042µs	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	4984319.724op/s	5129320.122op/s ± 15203.226op/s	5131072.227op/s ± 4307.052op/s	5135188.048op/s	5138747.883op/s	5141827.223op/s	5144853.346op/s	0.27%	-7.656	67.206	0.30%	1075.030op/s	1	200
normalization/normalize_service/normalize_service/[empty string]	execution_time	47.072µs	47.594µs ± 0.260µs	47.582µs ± 0.120µs	47.695µs	47.882µs	48.079µs	49.688µs	4.43%	4.259	30.760	0.54%	0.018µs	1	200
normalization/normalize_service/normalize_service/[empty string]	throughput	20125493.310op/s	21011827.253op/s ± 112098.017op/s	21016490.721op/s ± 53119.229op/s	21071041.015op/s	21138984.960op/s	21171683.542op/s	21243918.546op/s	1.08%	-4.025	28.510	0.53%	7926.527op/s	1	200
normalization/normalize_service/normalize_service/test_ASCII	execution_time	49.817µs	50.136µs ± 0.114µs	50.127µs ± 0.067µs	50.199µs	50.360µs	50.450µs	50.472µs	0.69%	0.433	0.540	0.23%	0.008µs	1	200
normalization/normalize_service/normalize_service/test_ASCII	throughput	19813131.864op/s	19945876.523op/s ± 45459.849op/s	19949150.802op/s ± 26680.792op/s	19974321.250op/s	20010299.426op/s	20043381.049op/s	20073568.448op/s	0.62%	-0.417	0.528	0.23%	3214.497op/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	[545.412µs; 546.012µs] or [-0.055%; +0.055%]	None	None	None
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	[1831508.600op/s; 1833485.006op/s] or [-0.054%; +0.054%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	[475.969µs; 476.049µs] or [-0.008%; +0.008%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	[2100624.942op/s; 2100978.855op/s] or [-0.008%; +0.008%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	[194.877µs; 195.041µs] or [-0.042%; +0.042%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	[5127213.101op/s; 5131427.143op/s] or [-0.041%; +0.041%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	execution_time	[47.558µs; 47.630µs] or [-0.076%; +0.076%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	throughput	[20996291.546op/s; 21027362.960op/s] or [-0.074%; +0.074%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	execution_time	[50.120µs; 50.152µs] or [-0.032%; +0.032%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	throughput	[19939576.226op/s; 19952176.821op/s] or [-0.032%; +0.032%]	None	None	None

Group 3

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	58.321ms	58.695ms ± 0.200ms	58.649ms ± 0.073ms	58.746ms	58.992ms	59.471ms	59.756ms	1.89%	2.447	8.574	0.34%	0.014ms	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	[58.667ms; 58.723ms] or [-0.047%; +0.047%]	None	None	None

Group 4

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	4.275µs	4.292µs ± 0.010µs	4.291µs ± 0.001µs	4.292µs	4.296µs	4.323µs	4.422µs	3.05%	10.840	133.112	0.24%	0.001µs	1	200
credit_card/is_card_number/	throughput	226135282.061op/s	232986483.178op/s ± 538273.103op/s	233043486.954op/s ± 52969.979op/s	233095577.011op/s	233235250.790op/s	233339162.431op/s	233917823.495op/s	0.38%	-10.715	130.788	0.23%	38061.656op/s	1	200
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	92.472µs	93.597µs ± 0.497µs	93.613µs ± 0.220µs	93.811µs	94.137µs	94.444µs	98.442µs	5.16%	4.489	43.390	0.53%	0.035µs	1	200
credit_card/is_card_number/ 3782-8224-6310-005	throughput	10158225.276op/s	10684381.748op/s ± 55503.174op/s	10682287.166op/s ± 25148.078op/s	10709512.215op/s	10759184.338op/s	10778601.574op/s	10814043.825op/s	1.23%	-4.103	38.751	0.52%	3924.667op/s	1	200
credit_card/is_card_number/ 378282246310005	execution_time	87.452µs	88.030µs ± 0.469µs	87.990µs ± 0.168µs	88.154µs	88.456µs	88.773µs	93.637µs	6.42%	8.630	100.313	0.53%	0.033µs	1	200
credit_card/is_card_number/ 378282246310005	throughput	10679496.051op/s	11360035.389op/s ± 57950.537op/s	11364914.804op/s ± 21745.627op/s	11386905.346op/s	11410769.713op/s	11428769.579op/s	11434820.171op/s	0.62%	-8.192	93.359	0.51%	4097.722op/s	1	200
credit_card/is_card_number/37828224631	execution_time	4.272µs	4.291µs ± 0.005µs	4.291µs ± 0.001µs	4.292µs	4.295µs	4.296µs	4.346µs	1.30%	8.101	100.309	0.11%	0.000µs	1	200
credit_card/is_card_number/37828224631	throughput	230074270.264op/s	233039704.047op/s ± 250039.046op/s	233057210.696op/s ± 57112.205op/s	233106054.931op/s	233268900.685op/s	233358222.079op/s	234107693.154op/s	0.45%	-7.982	98.758	0.11%	17680.431op/s	1	200
credit_card/is_card_number/378282246310005	execution_time	84.704µs	85.460µs ± 0.194µs	85.460µs ± 0.129µs	85.591µs	85.782µs	85.864µs	85.977µs	0.60%	-0.214	0.615	0.23%	0.014µs	1	200
credit_card/is_card_number/378282246310005	throughput	11631006.035op/s	11701495.925op/s ± 26588.597op/s	11701347.412op/s ± 17658.685op/s	11718534.622op/s	11740771.183op/s	11770356.563op/s	11805779.787op/s	0.89%	0.232	0.649	0.23%	1880.098op/s	1	200
credit_card/is_card_number/37828224631000521389798	execution_time	58.978µs	59.080µs ± 0.038µs	59.074µs ± 0.025µs	59.106µs	59.141µs	59.174µs	59.200µs	0.21%	0.157	0.101	0.06%	0.003µs	1	200
credit_card/is_card_number/37828224631000521389798	throughput	16892031.204op/s	16926238.268op/s ± 10805.414op/s	16927804.607op/s ± 7194.069op/s	16933269.372op/s	16944631.130op/s	16948953.334op/s	16955610.212op/s	0.16%	-0.153	0.099	0.06%	764.058op/s	1	200
credit_card/is_card_number/x371413321323331	execution_time	6.832µs	6.843µs ± 0.004µs	6.842µs ± 0.002µs	6.845µs	6.850µs	6.854µs	6.856µs	0.20%	0.273	0.916	0.06%	0.000µs	1	200
credit_card/is_card_number/x371413321323331	throughput	145860888.021op/s	146143819.552op/s ± 88440.770op/s	146151674.951op/s ± 47614.906op/s	146191049.454op/s	146297981.613op/s	146350966.740op/s	146369539.838op/s	0.15%	-0.268	0.911	0.06%	6253.707op/s	1	200
credit_card/is_card_number_no_luhn/	execution_time	4.274µs	4.291µs ± 0.002µs	4.291µs ± 0.001µs	4.292µs	4.294µs	4.297µs	4.301µs	0.24%	-1.021	11.187	0.06%	0.000µs	1	200
credit_card/is_card_number_no_luhn/	throughput	232519352.673op/s	233062952.912op/s ± 131592.477op/s	233066531.646op/s ± 61012.374op/s	233124209.952op/s	233241934.741op/s	233360608.260op/s	233959778.791op/s	0.38%	1.042	11.301	0.06%	9304.993op/s	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	70.293µs	71.294µs ± 0.459µs	71.308µs ± 0.279µs	71.560µs	72.043µs	72.463µs	72.732µs	2.00%	0.167	0.048	0.64%	0.032µs	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	13749140.065op/s	14027019.683op/s ± 90125.613op/s	14023753.658op/s ± 54963.307op/s	14083895.654op/s	14176075.075op/s	14207995.715op/s	14226169.058op/s	1.44%	-0.128	0.009	0.64%	6372.843op/s	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	65.457µs	66.287µs ± 0.347µs	66.283µs ± 0.251µs	66.537µs	66.842µs	67.047µs	67.127µs	1.27%	-0.096	-0.428	0.52%	0.025µs	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	14897132.341op/s	15086367.507op/s ± 78980.666op/s	15086776.503op/s ± 57201.623op/s	15141755.759op/s	15223958.955op/s	15269256.511op/s	15277294.531op/s	1.26%	0.120	-0.424	0.52%	5584.776op/s	1	200
credit_card/is_card_number_no_luhn/37828224631	execution_time	4.272µs	4.291µs ± 0.003µs	4.291µs ± 0.001µs	4.292µs	4.295µs	4.300µs	4.304µs	0.31%	-0.638	7.812	0.07%	0.000µs	1	200
credit_card/is_card_number_no_luhn/37828224631	throughput	232318341.707op/s	233047736.925op/s ± 171690.784op/s	233041401.748op/s ± 68893.225op/s	233110728.921op/s	233296283.830op/s	233397100.350op/s	234101274.561op/s	0.45%	0.659	7.892	0.07%	12140.372op/s	1	200
credit_card/is_card_number_no_luhn/378282246310005	execution_time	62.811µs	63.608µs ± 0.300µs	63.584µs ± 0.215µs	63.842µs	64.109µs	64.299µs	64.391µs	1.27%	0.217	-0.221	0.47%	0.021µs	1	200
credit_card/is_card_number_no_luhn/378282246310005	throughput	15530169.517op/s	15721739.519op/s ± 74079.929op/s	15727231.673op/s ± 53147.616op/s	15768786.869op/s	15835948.395op/s	15874539.811op/s	15920869.650op/s	1.23%	-0.192	-0.224	0.47%	5238.242op/s	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	58.971µs	59.068µs ± 0.030µs	59.068µs ± 0.017µs	59.086µs	59.119µs	59.132µs	59.142µs	0.13%	-0.414	0.688	0.05%	0.002µs	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	16908375.206op/s	16929714.560op/s ± 8683.903op/s	16929532.514op/s ± 4985.529op/s	16934363.677op/s	16945251.671op/s	16953343.804op/s	16957374.248op/s	0.16%	0.418	0.693	0.05%	614.045op/s	1	200
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	6.832µs	6.842µs ± 0.003µs	6.842µs ± 0.001µs	6.844µs	6.847µs	6.850µs	6.863µs	0.30%	0.873	7.642	0.05%	0.000µs	1	200
credit_card/is_card_number_no_luhn/x371413321323331	throughput	145716919.269op/s	146152198.525op/s ± 70179.510op/s	146156284.656op/s ± 30582.269op/s	146182118.275op/s	146274844.473op/s	146346014.542op/s	146367634.852op/s	0.14%	-0.860	7.578	0.05%	4962.441op/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	[4.291µs; 4.294µs] or [-0.033%; +0.033%]	None	None	None
credit_card/is_card_number/	throughput	[232911883.702op/s; 233061082.653op/s] or [-0.032%; +0.032%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	[93.528µs; 93.666µs] or [-0.074%; +0.074%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	throughput	[10676689.542op/s; 10692073.954op/s] or [-0.072%; +0.072%]	None	None	None
credit_card/is_card_number/ 378282246310005	execution_time	[87.965µs; 88.095µs] or [-0.074%; +0.074%]	None	None	None
credit_card/is_card_number/ 378282246310005	throughput	[11352004.002op/s; 11368066.776op/s] or [-0.071%; +0.071%]	None	None	None
credit_card/is_card_number/37828224631	execution_time	[4.290µs; 4.292µs] or [-0.015%; +0.015%]	None	None	None
credit_card/is_card_number/37828224631	throughput	[233005051.040op/s; 233074357.054op/s] or [-0.015%; +0.015%]	None	None	None
credit_card/is_card_number/378282246310005	execution_time	[85.433µs; 85.486µs] or [-0.031%; +0.031%]	None	None	None
credit_card/is_card_number/378282246310005	throughput	[11697811.001op/s; 11705180.849op/s] or [-0.031%; +0.031%]	None	None	None
credit_card/is_card_number/37828224631000521389798	execution_time	[59.075µs; 59.085µs] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number/37828224631000521389798	throughput	[16924740.742op/s; 16927735.795op/s] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number/x371413321323331	execution_time	[6.842µs; 6.843µs] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number/x371413321323331	throughput	[146131562.512op/s; 146156076.592op/s] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/	execution_time	[4.290µs; 4.291µs] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/	throughput	[233044715.460op/s; 233081190.364op/s] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	[71.230µs; 71.357µs] or [-0.089%; +0.089%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	[14014529.140op/s; 14039510.226op/s] or [-0.089%; +0.089%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	[66.239µs; 66.335µs] or [-0.073%; +0.073%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	[15075421.546op/s; 15097313.468op/s] or [-0.073%; +0.073%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	execution_time	[4.291µs; 4.291µs] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	throughput	[233023942.234op/s; 233071531.617op/s] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	execution_time	[63.566µs; 63.649µs] or [-0.065%; +0.065%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	throughput	[15711472.754op/s; 15732006.285op/s] or [-0.065%; +0.065%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	[59.064µs; 59.072µs] or [-0.007%; +0.007%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	[16928511.055op/s; 16930918.066op/s] or [-0.007%; +0.007%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	[6.842µs; 6.843µs] or [-0.007%; +0.007%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	throughput	[146142472.320op/s; 146161924.730op/s] or [-0.007%; +0.007%]	None	None	None

Group 5

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	19.262µs	28.856µs ± 14.219µs	19.439µs ± 0.106µs	37.721µs	48.434µs	50.726µs	152.234µs	683.13%	3.917	28.516	49.15%	1.005µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
two way interface	execution_time	[26.885µs; 30.826µs] or [-6.829%; +6.829%]	None	None	None

Group 6

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	1.423µs	3.344µs ± 1.486µs	3.147µs ± 0.023µs	3.169µs	3.768µs	14.562µs	15.593µs	395.47%	7.448	56.158	44.32%	0.105µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
write only interface	execution_time	[3.138µs; 3.550µs] or [-6.158%; +6.158%]	None	None	None

Group 7

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	139.024µs	139.727µs ± 0.261µs	139.692µs ± 0.128µs	139.840µs	140.176µs	140.570µs	140.986µs	0.93%	1.222	3.955	0.19%	0.018µs	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	[139.691µs; 139.763µs] or [-0.026%; +0.026%]	None	None	None

Group 8

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	296.595ns	307.718ns ± 14.000ns	300.751ns ± 3.225ns	308.625ns	335.892ns	345.631ns	347.298ns	15.48%	1.335	0.327	4.54%	0.990ns	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	[305.778ns; 309.658ns] or [-0.631%; +0.631%]	None	None	None

Group 9

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	2.780µs	2.807µs ± 0.024µs	2.799µs ± 0.005µs	2.807µs	2.882µs	2.889µs	2.893µs	3.36%	2.578	5.537	0.86%	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	[2.804µs; 2.810µs] or [-0.120%; +0.120%]	None	None	None

Group 10

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	6.341ms	6.358ms ± 0.010ms	6.357ms ± 0.004ms	6.362ms	6.372ms	6.377ms	6.457ms	1.56%	4.569	39.649	0.16%	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	[6.357ms; 6.360ms] or [-0.023%; +0.023%]	None	None	None

Group 11

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	37.175µs	37.829µs ± 1.088µs	37.337µs ± 0.076µs	37.453µs	40.192µs	40.234µs	40.469µs	8.39%	1.683	0.885	2.87%	0.077µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
redis/obfuscate_redis_string	execution_time	[37.678µs; 37.980µs] or [-0.399%; +0.399%]	None	None	None

Group 12

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	22095e9	1736863660	dsn/crashtracker-incomplete-stacktrace

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	300.309µs	304.404µs ± 1.558µs	304.599µs ± 0.952µs	305.442µs	306.585µs	307.302µs	307.664µs	1.01%	-0.492	-0.182	0.51%	0.110µs	1	200
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	3250295.115op/s	3285190.879op/s ± 16862.975op/s	3283007.663op/s ± 10255.071op/s	3295515.301op/s	3316320.103op/s	3327196.800op/s	3329899.837op/s	1.43%	0.517	-0.155	0.51%	1192.392op/s	1	200
normalization/normalize_name/normalize_name/bad-name	execution_time	27.001µs	27.264µs ± 0.086µs	27.262µs ± 0.057µs	27.328µs	27.409µs	27.435µs	27.482µs	0.81%	-0.236	0.247	0.31%	0.006µs	1	200
normalization/normalize_name/normalize_name/bad-name	throughput	36387403.166op/s	36678655.268op/s ± 115770.759op/s	36681376.491op/s ± 76302.188op/s	36746631.733op/s	36872087.475op/s	37006532.109op/s	37035952.739op/s	0.97%	0.257	0.272	0.31%	8186.229op/s	1	200
normalization/normalize_name/normalize_name/good	execution_time	15.876µs	16.093µs ± 0.160µs	16.013µs ± 0.066µs	16.284µs	16.349µs	16.368µs	16.377µs	2.27%	0.565	-1.432	0.99%	0.011µs	1	200
normalization/normalize_name/normalize_name/good	throughput	61062413.549op/s	62143966.571op/s ± 616136.772op/s	62448549.416op/s ± 257670.401op/s	62644966.028op/s	62813241.120op/s	62885282.940op/s	62986241.776op/s	0.86%	-0.558	-1.436	0.99%	43567.449op/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	[304.188µs; 304.620µs] or [-0.071%; +0.071%]	None	None	None
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	[3282853.832op/s; 3287527.925op/s] or [-0.071%; +0.071%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	execution_time	[27.252µs; 27.276µs] or [-0.044%; +0.044%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	throughput	[36662610.554op/s; 36694699.982op/s] or [-0.044%; +0.044%]	None	None	None
normalization/normalize_name/normalize_name/good	execution_time	[16.071µs; 16.115µs] or [-0.138%; +0.138%]	None	None	None
normalization/normalize_name/normalize_name/good	throughput	[62058575.940op/s; 62229357.202op/s] or [-0.137%; +0.137%]	None	None	None

Baseline

Omitted due to size.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 7.31707% with 76 lines in your changes missing coverage. Please review.

Project coverage is 70.93%. Comparing base (adc183e) to head (22095e9).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #819      +/-   ##
==========================================
- Coverage   71.02%   70.93%   -0.10%     
==========================================
  Files         315      315              
  Lines       45972    46037      +65     
==========================================
+ Hits        32652    32656       +4     
- Misses      13320    13381      +61     

Components	Coverage Δ
crashtracker	38.00% <7.31%> (-0.53%)	⬇️
crashtracker-ffi	5.63% <0.00%> (-0.08%)	⬇️
datadog-alloc	98.73% <ø> (ø)
data-pipeline	91.71% <ø> (ø)
data-pipeline-ffi	90.08% <ø> (ø)
ddcommon	82.08% <ø> (ø)
ddcommon-ffi	65.84% <ø> (ø)
ddtelemetry	59.51% <ø> (ø)
ddtelemetry-ffi	22.46% <ø> (ø)
dogstatsd	89.59% <ø> (ø)
dogstatsd-client	79.77% <ø> (ø)
ipc	82.69% <ø> (ø)
profiling	84.29% <ø> (ø)
profiling-ffi	77.55% <ø> (ø)
serverless	0.00% <ø> (ø)
sidecar	40.91% <ø> (ø)
sidecar-ffi	3.98% <ø> (ø)
spawn-worker	54.37% <ø> (ø)
tinybytes	93.60% <ø> (ø)
trace-mini-agent	72.48% <ø> (ø)
trace-normalization	98.23% <ø> (ø)
trace-obfuscation	95.77% <ø> (ø)
trace-protobuf	77.67% <ø> (ø)
trace-utils	93.79% <ø> (ø)

[sanchda]

Yup, makes a lot of sense--nicely done!