Sample Resolving Benchmarks

Legend

ResolveLabeled - performs 10 000 resolving of the sample (call WithLabels method) with 1000 unique combination of labels.

Counter

Method	Mean	Error	StdDev	Ratio	RatioSD	Gen 0	Gen 1	Gen 2	Allocated
ResolveLabeled_Baseline	3.880 ms	0.0897 ms	0.1033 ms	1.00	0.00	-	-	-	2000000 B
ResolveLabeled_Array	2.498 ms	0.0426 ms	0.0491 ms	0.64	0.02	-	-	-	640000 B
ResolveLabeled_Tuple	2.310 ms	0.0335 ms	0.0386 ms	0.60	0.02	-	-	-	-
ResolveLabeled_Int64Array	2.499 ms	0.0331 ms	0.0382 ms	0.64	0.02	-	-	-	640000 B
ResolveLabeled_Int64Tuple	2.202 ms	0.0214 ms	0.0247 ms	0.57	0.02	-	-	-	-

Gauge

Method	Mean	Error	StdDev	Ratio	RatioSD	Gen 0	Gen 1	Gen 2	Allocated
ResolveLabeled_Baseline	3.846 ms	0.0494 ms	0.0569 ms	1.00	0.00	-	-	-	2000000 B
ResolveLabeled_Array	2.524 ms	0.0318 ms	0.0367 ms	0.66	0.01	-	-	-	640000 B
ResolveLabeled_Tuple	2.193 ms	0.0161 ms	0.0185 ms	0.57	0.01	-	-	-	-
ResolveLabeled_Int64Array	2.652 ms	0.0423 ms	0.0487 ms	0.69	0.02	-	-	-	640000 B
ResolveLabeled_Int64Tuple	2.355 ms	0.0573 ms	0.0660 ms	0.61	0.02	-	-	-	-

Histogram

Method	Mean	Error	StdDev	Ratio	Gen 0	Gen 1	Gen 2	Allocated
ResolveLabeled_Baseline	3.955 ms	0.0681 ms	0.0784 ms	1.00	-	-	-	2000000 B
ResolveLabeled_Array	2.545 ms	0.0250 ms	0.0288 ms	0.64	-	-	-	640000 B
ResolveLabeled_Tuples	2.257 ms	0.0194 ms	0.0224 ms	0.57	-	-	-	-

Summary

Method	Mean	Error	StdDev	Ratio	RatioSD	Gen 0	Gen 1	Gen 2	Allocated
ResolveLabeled_Baseline	3.963 ms	0.1823 ms	0.2100 ms	1.00	0.00	-	-	-	2000000 B
ResolveLabeled_Array	2.429 ms	0.0478 ms	0.0551 ms	0.61	0.03	-	-	-	640000 B
ResolveLabeled_Tuple	2.338 ms	0.2923 ms	0.3366 ms	0.59	0.09	-	-	-	-

Resolving labels via ValueTuple shows no allocation at all, params array also has some optimization on our side.