Improve performance and reduce allocations in DecisionTreeBuilder<T>.

aspnet / Routing

[Archived] Middleware for routing requests to application logic. Project moved to https://github.com/aspnet/AspNetCore

Apache License 2.0

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Closed drieseng closed 6 years ago

drieseng commented 6 years ago

Improves performance and reduces allocations in DecisionTreeBuilder.

Before:

Method	Mean	Error	StdDev	Op/s	Gen 0	Allocated
GenerateTree	18.56 us	0.0332 us	0.0310 us	53,886.4	0.2747	23.86 KB

After:

Method	Mean	Error	StdDev	Op/s	Gen 0	Allocated
GenerateTree	16.91 us	0.0689 us	0.0611 us	59,119.2	0.2136	21.02 KB

Benchmark is available here.