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Implements idea from open-telemetry#6569 (comment).
Refactors Batch Processor to unify logic from
bufferExporterandchunkExporterinside itself.Benchmarks
goos: linux goarch: amd64 pkg: go.opentelemetry.io/otel/sdk/log cpu: AMD Ryzen 9 7900X 12-Core Processor │ base.txt │ new.txt │ │ sec/op │ sec/op vs base │ Processor/Batch-24 623.3n ± 7% 487.6n ± 5% -21.77% (p=0.000 n=10) Processor/BatchDelayExporter-24 492.1n ± 10% 586.3n ± 4% +19.15% (p=0.000 n=10) Processor/SetTimestampBatch-24 653.0n ± 4% 463.8n ± 5% -28.97% (p=0.000 n=10) Processor/AddAttributesBatch-24 636.4n ± 5% 514.6n ± 8% -19.13% (p=0.000 n=10) Processor/SetAttributesBatch-24 584.0n ± 12% 434.4n ± 3% -25.62% (p=0.000 n=10) geomean 594.8n 494.7n -16.82% │ base.txt │ new.txt │ │ B/op │ B/op vs base │ Processor/Batch-24 1154.0 ± 3% 617.5 ± 2% -46.49% (p=0.000 n=10) Processor/BatchDelayExporter-24 471.5 ± 1% 492.0 ± 0% +4.35% (p=0.000 n=10) Processor/SetTimestampBatch-24 1157.0 ± 1% 606.5 ± 1% -47.58% (p=0.000 n=10) Processor/AddAttributesBatch-24 1169.0 ± 1% 612.0 ± 1% -47.65% (p=0.000 n=10) Processor/SetAttributesBatch-24 1154.5 ± 2% 611.5 ± 1% -47.03% (p=0.000 n=10) geomean 967.9 585.8 -39.48% │ base.txt │ new.txt │ │ allocs/op │ allocs/op vs base │ Processor/Batch-24 1.000 ± 0% 1.000 ± 0% ~ (p=1.000 n=10) ¹ Processor/BatchDelayExporter-24 1.000 ± 0% 1.000 ± 0% ~ (p=1.000 n=10) ¹ Processor/SetTimestampBatch-24 1.000 ± 0% 1.000 ± 0% ~ (p=1.000 n=10) ¹ Processor/AddAttributesBatch-24 1.000 ± 0% 1.000 ± 0% ~ (p=1.000 n=10) ¹ Processor/SetAttributesBatch-24 1.000 ± 0% 1.000 ± 0% ~ (p=1.000 n=10) ¹ geomean 1.000 1.000 +0.00% ¹ all samples are equal