feat(sidecar): implement thread listener module

[Leiyks]

What does this PR do?

A brief description of the change being made with this pull request.

Motivation

What inspired you to submit this pull request?

Additional Notes

Anything else we should know when reviewing?

How to test the change?

Describe here in detail how the change can be validated.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 211 lines in your changes missing coverage. Please review.
✅ Project coverage is 70.92%. Comparing base (0f94738) to head (b7d89dd).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1447      +/-   ##
==========================================
- Coverage   71.14%   70.92%   -0.22%     
==========================================
  Files         419      420       +1     
  Lines       67179    67366     +187     
==========================================
- Hits        47792    47782      -10     
- Misses      19387    19584     +197     

Components	Coverage Δ
libdd-crashtracker	61.41% <ø> (+0.01%)	⬆️
libdd-crashtracker-ffi	16.50% <ø> (ø)
libdd-alloc	98.73% <ø> (ø)
libdd-data-pipeline	86.28% <ø> (ø)
libdd-data-pipeline-ffi	78.57% <ø> (ø)
libdd-common	80.84% <ø> (ø)
libdd-common-ffi	74.19% <ø> (ø)
libdd-telemetry	59.78% <ø> (-0.04%)	⬇️
libdd-telemetry-ffi	21.17% <ø> (ø)
libdd-dogstatsd-client	83.75% <ø> (ø)
datadog-ipc	82.60% <ø> (ø)
libdd-profiling	80.65% <ø> (ø)
libdd-profiling-ffi	62.46% <ø> (ø)
datadog-sidecar	33.55% <0.00%> (-1.40%)	⬇️
datdog-sidecar-ffi	8.33% <0.00%> (-1.93%)	⬇️
spawn-worker	55.18% <ø> (ø)
libdd-tinybytes	93.43% <ø> (ø)
libdd-trace-normalization	82.33% <ø> (ø)
libdd-trace-obfuscation	94.17% <ø> (ø)
libdd-trace-protobuf	61.18% <ø> (ø)
libdd-trace-utils	89.45% <ø> (ø)
datadog-tracer-flare	63.49% <ø> (ø)
libdd-log	75.57% <ø> (ø)

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[pr-commenter]

Benchmarks

Comparison

Benchmark execution time: 2026-01-26 16:18:03

Comparing candidate commit b7d89dd in PR branch leiyks/sidecar-threaded-fallback with baseline commit 679cb4a in branch main.

Found 0 performance improvements and 1 performance regressions! Performance is the same for 56 metrics, 2 unstable metrics.

scenario:profile_add_sample2_frames_x1000

• 🟥 execution_time [+23.316µs; +23.542µs] or [+4.404%; +4.446%]

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	b7d89dd	1769443320	leiyks/sidecar-threaded-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	48.376ms	48.713ms ± 1.200ms	48.567ms ± 0.057ms	48.633ms	48.712ms	51.147ms	62.260ms	28.19%	9.734	98.276	2.46%	0.085ms	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	[48.546ms; 48.879ms] or [-0.341%; +0.341%]	None	None	None

Group 2

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	3.893µs	3.911µs ± 0.002µs	3.911µs ± 0.001µs	3.912µs	3.915µs	3.917µs	3.918µs	0.17%	-2.065	20.085	0.06%	0.000µs	1	200
credit_card/is_card_number/	throughput	255225790.481op/s	255657952.525op/s ± 147041.128op/s	255660922.230op/s ± 69503.552op/s	255731761.885op/s	255829241.100op/s	255889915.651op/s	256843905.703op/s	0.46%	2.095	20.354	0.06%	10397.378op/s	1	200
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	77.063µs	77.485µs ± 0.295µs	77.405µs ± 0.210µs	77.652µs	78.093µs	78.391µs	78.489µs	1.40%	0.929	0.676	0.38%	0.021µs	1	200
credit_card/is_card_number/ 3782-8224-6310-005	throughput	12740699.215op/s	12905928.533op/s ± 48912.709op/s	12919140.999op/s ± 35100.018op/s	12941069.872op/s	12967540.006op/s	12973550.448op/s	12976475.561op/s	0.44%	-0.908	0.622	0.38%	3458.651op/s	1	200
credit_card/is_card_number/ 378282246310005	execution_time	70.645µs	71.195µs ± 0.305µs	71.194µs ± 0.214µs	71.346µs	71.710µs	71.956µs	72.276µs	1.52%	0.660	0.527	0.43%	0.022µs	1	200
credit_card/is_card_number/ 378282246310005	throughput	13835866.393op/s	14046268.141op/s ± 59969.169op/s	14046058.221op/s ± 42281.565op/s	14090219.626op/s	14136049.122op/s	14147420.591op/s	14155274.933op/s	0.78%	-0.634	0.466	0.43%	4240.461op/s	1	200
credit_card/is_card_number/37828224631	execution_time	3.891µs	3.913µs ± 0.003µs	3.913µs ± 0.002µs	3.915µs	3.919µs	3.920µs	3.928µs	0.38%	-0.493	8.203	0.09%	0.000µs	1	200
credit_card/is_card_number/37828224631	throughput	254607530.010op/s	255562827.585op/s ± 223805.471op/s	255571537.022op/s ± 129051.092op/s	255704481.222op/s	255827087.229op/s	255909462.472op/s	256975988.574op/s	0.55%	0.519	8.324	0.09%	15825.437op/s	1	200
credit_card/is_card_number/378282246310005	execution_time	67.407µs	67.831µs ± 0.264µs	67.782µs ± 0.173µs	67.973µs	68.293µs	68.562µs	68.658µs	1.29%	0.681	0.305	0.39%	0.019µs	1	200
credit_card/is_card_number/378282246310005	throughput	14564912.123op/s	14742763.494op/s ± 57177.825op/s	14753174.899op/s ± 37528.612op/s	14774088.492op/s	14822158.906op/s	14831478.821op/s	14835227.732op/s	0.56%	-0.660	0.262	0.39%	4043.083op/s	1	200
credit_card/is_card_number/37828224631000521389798	execution_time	44.554µs	45.168µs ± 0.215µs	45.188µs ± 0.157µs	45.345µs	45.476µs	45.507µs	45.531µs	0.76%	-0.489	-0.223	0.48%	0.015µs	1	200
credit_card/is_card_number/37828224631000521389798	throughput	21963036.408op/s	22139906.365op/s ± 105774.875op/s	22129950.965op/s ± 76693.267op/s	22206496.514op/s	22310183.761op/s	22434108.678op/s	22444653.456op/s	1.42%	0.511	-0.181	0.48%	7479.413op/s	1	200
credit_card/is_card_number/x371413321323331	execution_time	6.029µs	6.035µs ± 0.006µs	6.034µs ± 0.002µs	6.037µs	6.042µs	6.069µs	6.091µs	0.94%	5.376	38.745	0.11%	0.000µs	1	200
credit_card/is_card_number/x371413321323331	throughput	164168358.466op/s	165687477.251op/s ± 173634.014op/s	165718552.193op/s ± 61057.467op/s	165771555.295op/s	165822136.295op/s	165859102.002op/s	165869186.570op/s	0.09%	-5.339	38.315	0.10%	12277.779op/s	1	200
credit_card/is_card_number_no_luhn/	execution_time	3.890µs	3.912µs ± 0.003µs	3.912µs ± 0.001µs	3.913µs	3.916µs	3.918µs	3.919µs	0.17%	-2.536	20.483	0.07%	0.000µs	1	200
credit_card/is_card_number_no_luhn/	throughput	255191709.154op/s	255629859.926op/s ± 174244.660op/s	255625255.176op/s ± 78939.535op/s	255704577.114op/s	255879148.693op/s	255962133.124op/s	257048863.913op/s	0.56%	2.569	20.798	0.07%	12320.958op/s	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	64.867µs	65.589µs ± 0.090µs	65.590µs ± 0.051µs	65.640µs	65.715µs	65.749µs	65.781µs	0.29%	-2.595	19.703	0.14%	0.006µs	1	200
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	15201985.200op/s	15246467.771op/s ± 20897.736op/s	15246136.937op/s ± 11750.531op/s	15257908.770op/s	15271273.767op/s	15293793.191op/s	15416222.904op/s	1.12%	2.657	20.321	0.14%	1477.693op/s	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	52.947µs	53.018µs ± 0.039µs	53.010µs ± 0.017µs	53.032µs	53.103µs	53.121µs	53.185µs	0.33%	1.172	1.718	0.07%	0.003µs	1	200
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	18802462.227op/s	18861623.282op/s ± 13951.005op/s	18864414.169op/s ± 6186.340op/s	18869111.736op/s	18879703.755op/s	18884910.051op/s	18886852.862op/s	0.12%	-1.167	1.701	0.07%	986.485op/s	1	200
credit_card/is_card_number_no_luhn/37828224631	execution_time	3.903µs	3.911µs ± 0.002µs	3.911µs ± 0.001µs	3.912µs	3.915µs	3.917µs	3.918µs	0.18%	0.457	1.351	0.06%	0.000µs	1	200
credit_card/is_card_number_no_luhn/37828224631	throughput	255235980.987op/s	255686119.263op/s ± 143340.061op/s	255703567.066op/s ± 81545.919op/s	255775025.209op/s	255888365.824op/s	255932551.073op/s	256244160.098op/s	0.21%	-0.452	1.353	0.06%	10135.673op/s	1	200
credit_card/is_card_number_no_luhn/378282246310005	execution_time	49.734µs	49.812µs ± 0.035µs	49.807µs ± 0.022µs	49.831µs	49.873µs	49.902µs	49.938µs	0.26%	0.576	0.405	0.07%	0.002µs	1	200
credit_card/is_card_number_no_luhn/378282246310005	throughput	20024788.895op/s	20075600.999op/s ± 14077.514op/s	20077317.651op/s ± 8715.770op/s	20085746.150op/s	20095750.050op/s	20103844.077op/s	20106802.131op/s	0.15%	-0.572	0.397	0.07%	995.431op/s	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	44.566µs	45.170µs ± 0.212µs	45.192µs ± 0.151µs	45.338µs	45.487µs	45.519µs	45.538µs	0.77%	-0.387	-0.454	0.47%	0.015µs	1	200
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	21959905.762op/s	22139059.341op/s ± 104260.096op/s	22128040.727op/s ± 73683.286op/s	22206644.322op/s	22319456.524op/s	22392304.938op/s	22438612.202op/s	1.40%	0.407	-0.426	0.47%	7372.302op/s	1	200
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	6.027µs	6.038µs ± 0.012µs	6.036µs ± 0.003µs	6.038µs	6.043µs	6.109µs	6.110µs	1.24%	4.940	26.429	0.19%	0.001µs	1	200
credit_card/is_card_number_no_luhn/x371413321323331	throughput	163657780.026op/s	165631013.852op/s ± 317842.393op/s	165681402.265op/s ± 75682.781op/s	165758027.742op/s	165840113.337op/s	165895032.505op/s	165926074.276op/s	0.15%	-4.916	26.230	0.19%	22474.851op/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	[3.911µs; 3.912µs] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number/	throughput	[255637574.039op/s; 255678331.011op/s] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	execution_time	[77.444µs; 77.526µs] or [-0.053%; +0.053%]	None	None	None
credit_card/is_card_number/ 3782-8224-6310-005	throughput	[12899149.702op/s; 12912707.364op/s] or [-0.053%; +0.053%]	None	None	None
credit_card/is_card_number/ 378282246310005	execution_time	[71.152µs; 71.237µs] or [-0.059%; +0.059%]	None	None	None
credit_card/is_card_number/ 378282246310005	throughput	[14037956.991op/s; 14054579.291op/s] or [-0.059%; +0.059%]	None	None	None
credit_card/is_card_number/37828224631	execution_time	[3.912µs; 3.913µs] or [-0.012%; +0.012%]	None	None	None
credit_card/is_card_number/37828224631	throughput	[255531810.299op/s; 255593844.871op/s] or [-0.012%; +0.012%]	None	None	None
credit_card/is_card_number/378282246310005	execution_time	[67.794µs; 67.867µs] or [-0.054%; +0.054%]	None	None	None
credit_card/is_card_number/378282246310005	throughput	[14734839.197op/s; 14750687.791op/s] or [-0.054%; +0.054%]	None	None	None
credit_card/is_card_number/37828224631000521389798	execution_time	[45.138µs; 45.198µs] or [-0.066%; +0.066%]	None	None	None
credit_card/is_card_number/37828224631000521389798	throughput	[22125246.984op/s; 22154565.745op/s] or [-0.066%; +0.066%]	None	None	None
credit_card/is_card_number/x371413321323331	execution_time	[6.035µs; 6.036µs] or [-0.015%; +0.015%]	None	None	None
credit_card/is_card_number/x371413321323331	throughput	[165663413.247op/s; 165711541.256op/s] or [-0.015%; +0.015%]	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	[255605711.292op/s; 255654008.560op/s] or [-0.009%; +0.009%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	execution_time	[65.577µs; 65.601µs] or [-0.019%; +0.019%]	None	None	None
credit_card/is_card_number_no_luhn/ 3782-8224-6310-005	throughput	[15243571.546op/s; 15249363.996op/s] or [-0.019%; +0.019%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	execution_time	[53.012µs; 53.023µs] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/ 378282246310005	throughput	[18859689.807op/s; 18863556.757op/s] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	execution_time	[3.911µs; 3.911µs] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631	throughput	[255666253.709op/s; 255705984.817op/s] or [-0.008%; +0.008%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	execution_time	[49.807µs; 49.817µs] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/378282246310005	throughput	[20073649.991op/s; 20077552.007op/s] or [-0.010%; +0.010%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	execution_time	[45.141µs; 45.199µs] or [-0.065%; +0.065%]	None	None	None
credit_card/is_card_number_no_luhn/37828224631000521389798	throughput	[22124609.895op/s; 22153508.788op/s] or [-0.065%; +0.065%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	execution_time	[6.036µs; 6.039µs] or [-0.027%; +0.027%]	None	None	None
credit_card/is_card_number_no_luhn/x371413321323331	throughput	[165586963.953op/s; 165675063.751op/s] or [-0.027%; +0.027%]	None	None	None

Group 3

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	14.586ms	14.649ms ± 0.034ms	14.646ms ± 0.014ms	14.660ms	14.708ms	14.764ms	14.849ms	1.39%	2.030	7.794	0.23%	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	[14.645ms; 14.654ms] or [-0.032%; +0.032%]	None	None	None

Group 4

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	242.131ns	254.630ns ± 15.105ns	247.317ns ± 2.944ns	261.643ns	289.979ns	302.192ns	304.172ns	22.99%	1.713	2.064	5.92%	1.068ns	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	[252.536ns; 256.723ns] or [-0.822%; +0.822%]	None	None	None

Group 5

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
profile_add_sample_frames_x1000	execution_time	3.902ms	3.914ms ± 0.007ms	3.913ms ± 0.002ms	3.915ms	3.918ms	3.922ms	4.003ms	2.30%	10.398	130.515	0.18%	0.000ms	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
profile_add_sample_frames_x1000	execution_time	[3.913ms; 3.915ms] or [-0.025%; +0.025%]	None	None	None

Group 6

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	89.245µs	89.428µs ± 0.257µs	89.404µs ± 0.046µs	89.447µs	89.547µs	89.822µs	92.832µs	3.83%	11.713	151.842	0.29%	0.018µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
sql/obfuscate_sql_string	execution_time	[89.393µs; 89.464µs] or [-0.040%; +0.040%]	None	None	None

Group 7

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	1.151µs	3.255µs ± 1.416µs	3.047µs ± 0.028µs	3.074µs	3.745µs	13.843µs	14.936µs	390.24%	7.295	54.698	43.38%	0.100µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
write only interface	execution_time	[3.059µs; 3.451µs] or [-6.028%; +6.028%]	None	None	None

Group 8

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	5.047µs	5.114µs ± 0.039µs	5.101µs ± 0.028µs	5.140µs	5.177µs	5.206µs	5.213µs	2.21%	0.255	-0.690	0.76%	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	[5.109µs; 5.120µs] or [-0.105%; +0.105%]	None	None	None

Group 9

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	12.797ms	13.070ms ± 0.097ms	13.076ms ± 0.046ms	13.120ms	13.203ms	13.347ms	13.392ms	2.41%	-0.131	1.403	0.74%	0.007ms	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	[13.056ms; 13.083ms] or [-0.103%; +0.103%]	None	None	None

Group 10

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	34.157µs	34.574µs ± 0.695µs	34.263µs ± 0.061µs	34.381µs	36.016µs	36.070µs	37.774µs	10.25%	1.865	2.318	2.01%	0.049µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
redis/obfuscate_redis_string	execution_time	[34.477µs; 34.670µs] or [-0.279%; +0.279%]	None	None	None

Group 11

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	2.412µs	2.429µs ± 0.012µs	2.427µs ± 0.007µs	2.434µs	2.456µs	2.467µs	2.469µs	1.75%	1.213	1.455	0.50%	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	[2.428µs; 2.431µs] or [-0.069%; +0.069%]	None	None	None

Group 12

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	18.334µs	26.777µs ± 10.110µs	18.718µs ± 0.270µs	35.294µs	43.485µs	50.104µs	79.442µs	324.42%	1.143	2.317	37.66%	0.715µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
two way interface	execution_time	[25.376µs; 28.178µs] or [-5.233%; +5.233%]	None	None	None

Group 13

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	204.937µs	205.737µs ± 0.515µs	205.633µs ± 0.318µs	206.009µs	206.756µs	207.088µs	207.931µs	1.12%	1.043	1.203	0.25%	0.036µs	1	200
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	4809293.948op/s	4860596.574op/s ± 12134.905op/s	4863023.737op/s ± 7507.571op/s	4869738.606op/s	4876181.271op/s	4878866.791op/s	4879554.784op/s	0.34%	-1.027	1.146	0.25%	858.067op/s	1	200
normalization/normalize_name/normalize_name/bad-name	execution_time	18.565µs	18.642µs ± 0.052µs	18.634µs ± 0.025µs	18.662µs	18.732µs	18.805µs	18.971µs	1.81%	2.296	10.018	0.28%	0.004µs	1	200
normalization/normalize_name/normalize_name/bad-name	throughput	52712646.389op/s	53642737.395op/s ± 149992.718op/s	53666673.111op/s ± 73002.485op/s	53732208.500op/s	53825152.918op/s	53854262.149op/s	53865168.180op/s	0.37%	-2.240	9.608	0.28%	10606.087op/s	1	200
normalization/normalize_name/normalize_name/good	execution_time	10.775µs	10.849µs ± 0.036µs	10.848µs ± 0.025µs	10.870µs	10.909µs	10.935µs	11.013µs	1.52%	0.691	1.234	0.33%	0.003µs	1	200
normalization/normalize_name/normalize_name/good	throughput	90803936.141op/s	92174873.785op/s ± 306112.801op/s	92181616.220op/s ± 215761.934op/s	92422788.760op/s	92606133.948op/s	92711830.321op/s	92803648.183op/s	0.67%	-0.664	1.132	0.33%	21645.444op/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	[205.666µs; 205.809µs] or [-0.035%; +0.035%]	None	None	None
normalization/normalize_name/normalize_name/Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Long-.Too-Lo...	throughput	[4858914.793op/s; 4862278.355op/s] or [-0.035%; +0.035%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	execution_time	[18.635µs; 18.649µs] or [-0.039%; +0.039%]	None	None	None
normalization/normalize_name/normalize_name/bad-name	throughput	[53621949.847op/s; 53663524.944op/s] or [-0.039%; +0.039%]	None	None	None
normalization/normalize_name/normalize_name/good	execution_time	[10.844µs; 10.854µs] or [-0.046%; +0.046%]	None	None	None
normalization/normalize_name/normalize_name/good	throughput	[92132449.494op/s; 92217298.075op/s] or [-0.046%; +0.046%]	None	None	None

Group 14

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	161.853µs	162.510µs ± 0.376µs	162.460µs ± 0.116µs	162.584µs	162.895µs	163.909µs	165.896µs	2.12%	5.326	40.707	0.23%	0.027µs	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	[162.458µs; 162.562µs] or [-0.032%; +0.032%]	None	None	None

Group 15

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	143.642µs	145.648µs ± 1.709µs	145.340µs ± 0.496µs	145.975µs	147.788µs	152.598µs	162.475µs	11.79%	5.874	49.383	1.17%	0.121µs	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	[145.412µs; 145.885µs] or [-0.163%; +0.163%]	None	None	None

Group 16

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

scenario	metric	min	mean ± sd	median ± mad	p75	p95	p99	max	peak_to_median_ratio	skewness	kurtosis	cv	sem	runs	sample_size
profile_add_sample2_frames_x1000	execution_time	551.960µs	552.889µs ± 0.588µs	552.804µs ± 0.265µs	553.115µs	553.742µs	554.111µs	558.588µs	1.05%	4.732	42.372	0.11%	0.042µs	1	200

scenario	metric	95% CI mean	Shapiro-Wilk pvalue	Ljung-Box pvalue (lag=1)	Dip test pvalue
profile_add_sample2_frames_x1000	execution_time	[552.807µs; 552.970µs] or [-0.015%; +0.015%]	None	None	None

Group 17

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-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	535.251µs	537.797µs ± 2.089µs	537.339µs ± 1.185µs	538.640µs	541.535µs	543.661µs	549.797µs	2.32%	1.973	6.473	0.39%	0.148µs	1	200
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	1818852.167op/s	1859464.290op/s ± 7169.534op/s	1861023.882op/s ± 4103.679op/s	1864929.160op/s	1866689.256op/s	1867820.022op/s	1868282.768op/s	0.39%	-1.920	6.114	0.38%	506.963op/s	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	380.237µs	381.210µs ± 0.641µs	381.015µs ± 0.277µs	381.445µs	382.572µs	382.675µs	382.762µs	0.46%	0.986	-0.070	0.17%	0.045µs	1	200
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	2612590.788op/s	2623232.042op/s ± 4403.424op/s	2624571.091op/s ± 1907.116op/s	2626112.800op/s	2628263.908op/s	2629814.619op/s	2629939.325op/s	0.20%	-0.981	-0.077	0.17%	311.369op/s	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	189.550µs	189.976µs ± 0.213µs	189.945µs ± 0.106µs	190.072µs	190.357µs	190.555µs	191.317µs	0.72%	1.813	7.954	0.11%	0.015µs	1	200
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	5226921.433op/s	5263840.973op/s ± 5901.878op/s	5264669.800op/s ± 2930.367op/s	5267222.933op/s	5270923.758op/s	5275039.348op/s	5275644.298op/s	0.21%	-1.791	7.802	0.11%	417.326op/s	1	200
normalization/normalize_service/normalize_service/[empty string]	execution_time	36.455µs	36.583µs ± 0.050µs	36.582µs ± 0.035µs	36.618µs	36.669µs	36.694µs	36.696µs	0.31%	0.080	-0.511	0.14%	0.004µs	1	200
normalization/normalize_service/normalize_service/[empty string]	throughput	27250913.191op/s	27335518.763op/s ± 37329.871op/s	27335667.014op/s ± 26491.168op/s	27362359.859op/s	27392986.970op/s	27414254.616op/s	27431367.785op/s	0.35%	-0.074	-0.511	0.14%	2639.620op/s	1	200
normalization/normalize_service/normalize_service/test_ASCII	execution_time	45.932µs	46.039µs ± 0.061µs	46.030µs ± 0.035µs	46.069µs	46.148µs	46.258µs	46.311µs	0.61%	1.143	2.565	0.13%	0.004µs	1	200
normalization/normalize_service/normalize_service/test_ASCII	throughput	21593206.502op/s	21720666.532op/s ± 28527.943op/s	21724891.688op/s ± 16363.095op/s	21739390.614op/s	21761645.484op/s	21770297.354op/s	21771142.675op/s	0.21%	-1.130	2.516	0.13%	2017.230op/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	[537.508µs; 538.087µs] or [-0.054%; +0.054%]	None	None	None
normalization/normalize_service/normalize_service/A0000000000000000000000000000000000000000000000000...	throughput	[1858470.661op/s; 1860457.918op/s] or [-0.053%; +0.053%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	execution_time	[381.121µs; 381.299µs] or [-0.023%; +0.023%]	None	None	None
normalization/normalize_service/normalize_service/Data🐨dog🐶 繋がっ⛰てて	throughput	[2622621.770op/s; 2623842.314op/s] or [-0.023%; +0.023%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	execution_time	[189.946µs; 190.005µs] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/Test Conversion 0f Weird !@#$%^&**() Characters	throughput	[5263023.030op/s; 5264658.917op/s] or [-0.016%; +0.016%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	execution_time	[36.576µs; 36.589µs] or [-0.019%; +0.019%]	None	None	None
normalization/normalize_service/normalize_service/[empty string]	throughput	[27330345.202op/s; 27340692.325op/s] or [-0.019%; +0.019%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	execution_time	[46.031µs; 46.048µs] or [-0.018%; +0.018%]	None	None	None
normalization/normalize_service/normalize_service/test_ASCII	throughput	[21716712.834op/s; 21724620.231op/s] or [-0.018%; +0.018%]	None	None	None

Group 18

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	188.977ns	191.496ns ± 2.297ns	191.290ns ± 1.566ns	192.572ns	195.857ns	198.647ns	204.481ns	6.90%	1.629	4.855	1.20%	0.162ns	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	[191.178ns; 191.815ns] or [-0.166%; +0.166%]	None	None	None

Group 19

cpu_model	git_commit_sha	git_commit_date	git_branch
Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	b7d89dd	1769443320	leiyks/sidecar-threaded-fallback

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	10.626ms	10.654ms ± 0.014ms	10.652ms ± 0.008ms	10.661ms	10.677ms	10.683ms	10.742ms	0.84%	1.940	8.999	0.13%	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	[10.652ms; 10.656ms] or [-0.019%; +0.019%]	None	None	None

Baseline

Omitted due to size.

[dd-octo-sts]

Artifact Size Benchmark Report

aarch64-alpine-linux-musl

Artifact	Baseline	Commit	Change
/aarch64-alpine-linux-musl/lib/libdatadog_profiling.so	8.38 MB	8.38 MB	0% (0 B) 👌
/aarch64-alpine-linux-musl/lib/libdatadog_profiling.a	91.22 MB	91.22 MB	0% (0 B) 👌

aarch64-apple-darwin

Artifact	Baseline	Commit	Change
/aarch64-apple-darwin/lib/libdatadog_profiling.a	62.36 MB	62.36 MB	0% (0 B) 👌
/aarch64-apple-darwin/lib/libdatadog_profiling.dylib	9.41 MB	9.41 MB	0% (0 B) 👌

aarch64-unknown-linux-gnu

Artifact	Baseline	Commit	Change
/aarch64-unknown-linux-gnu/lib/libdatadog_profiling.so	10.67 MB	10.67 MB	0% (0 B) 👌
/aarch64-unknown-linux-gnu/lib/libdatadog_profiling.a	105.54 MB	105.54 MB	0% (0 B) 👌

libdatadog-x64-windows

Artifact	Baseline	Commit	Change
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.dll	25.08 MB	25.08 MB	0% (0 B) 👌
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.lib	73.49 KB	73.49 KB	0% (0 B) 👌
/libdatadog-x64-windows/debug/dynamic/datadog_profiling_ffi.pdb	165.91 MB	165.91 MB	0% (0 B) 👌
/libdatadog-x64-windows/debug/static/datadog_profiling_ffi.lib	827.93 MB	827.93 MB	0% (0 B) 👌
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.dll	9.54 MB	9.54 MB	0% (0 B) 👌
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.lib	73.49 KB	73.49 KB	0% (0 B) 👌
/libdatadog-x64-windows/release/dynamic/datadog_profiling_ffi.pdb	22.94 MB	22.94 MB	0% (0 B) 👌
/libdatadog-x64-windows/release/static/datadog_profiling_ffi.lib	47.90 MB	47.90 MB	0% (0 B) 👌

libdatadog-x86-windows

Artifact	Baseline	Commit	Change
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.dll	21.15 MB	21.15 MB	0% (0 B) 👌
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.lib	74.62 KB	74.62 KB	0% (0 B) 👌
/libdatadog-x86-windows/debug/dynamic/datadog_profiling_ffi.pdb	169.87 MB	169.88 MB	+0% (+8.00 KB) 👌
/libdatadog-x86-windows/debug/static/datadog_profiling_ffi.lib	814.90 MB	814.90 MB	0% (0 B) 👌
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.dll	7.22 MB	7.22 MB	0% (0 B) 👌
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.lib	74.62 KB	74.62 KB	0% (0 B) 👌
/libdatadog-x86-windows/release/dynamic/datadog_profiling_ffi.pdb	24.51 MB	24.51 MB	0% (0 B) 👌
/libdatadog-x86-windows/release/static/datadog_profiling_ffi.lib	43.62 MB	43.62 MB	0% (0 B) 👌

x86_64-alpine-linux-musl

Artifact	Baseline	Commit	Change
/x86_64-alpine-linux-musl/lib/libdatadog_profiling.a	79.72 MB	79.72 MB	0% (0 B) 👌
/x86_64-alpine-linux-musl/lib/libdatadog_profiling.so	9.85 MB	9.85 MB	0% (0 B) 👌

x86_64-apple-darwin

Artifact	Baseline	Commit	Change
/x86_64-apple-darwin/lib/libdatadog_profiling.a	64.25 MB	64.25 MB	0% (0 B) 👌
/x86_64-apple-darwin/lib/libdatadog_profiling.dylib	10.44 MB	10.44 MB	0% (0 B) 👌

x86_64-unknown-linux-gnu

Artifact	Baseline	Commit	Change
/x86_64-unknown-linux-gnu/lib/libdatadog_profiling.a	99.56 MB	99.56 MB	0% (0 B) 👌
/x86_64-unknown-linux-gnu/lib/libdatadog_profiling.so	11.41 MB	11.41 MB	0% (0 B) 👌