Backport PR #8265 and PR #8264 to v1.5 - #8281
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Aaronontheweb merged 1 commit intoJun 22, 2026
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enabled auto-merge (rebase)
June 22, 2026 19:21
- akkadotnet#8265: Fix async enumerable source disposal ordering - akkadotnet#8264: Improve BroadcastHub high-consumer wheel performance Cherry-picked from upstream/dev (c619025, 10b9831)
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Summary
This PR backports two commits from
devtov1.5:PR #8265 — Fix async enumerable source disposal ordering (c619025)
Source.From(IAsyncEnumerable<T>)cleanup so cancellation waits for any in-flightMoveNextAsync()before disposing the async enumerator and its cancellation token source.PR #8264 — Improve BroadcastHub high-consumer wheel performance (10b9831)
Changes
src/core/Akka.Streams/Dsl/Hub.cs— BroadcastHub perf improvementssrc/core/Akka.Streams/Implementation/Fusing/Ops.cs— Async enumerable disposal fixsrc/core/Akka.Streams.Tests/Dsl/AsyncEnumerableSpec.cs— Added test coveragesrc/core/Akka.Streams.Tests/Dsl/HubSpec.cs— Added test coveragesrc/benchmark/Akka.Benchmarks/Streams/BroadcastHubBenchmarks.cs— New benchmarkRELEASE_NOTES.md— Release note entryTesting
Auto-merge
Setting for rebase + auto-merge once CI passes.