fix(fielder): batch calls to SetAttributes #34
Merged
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Which problem is this PR solving?
fielder.AddFields()
is very inefficient, callingspan.SetAttributes()
once per field set. We can optimise/batch this.Short description of the changes
span.SetAttributes()
to ensure efficient memory allocations, decreasing garbage & growslice. Alternative to try first before pushing sdk/trace: use slices.Grow() to avoid excessive runtime.growslice() open-telemetry/opentelemetry-go#4818 forward.