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perf(stream): extract reportStageError out of GraphInterpreter.execute hot loop

t:streamPekko StreamsPekko Streams

Status: Merged (completed).

apache/pekkonumber 3119

#3119 In apache/pekko;

· by He-Pin was closed on Jun 22, 2026

optimize: avoid Holder allocation in ordered mapAsync for already-completed futures

t:streamPekko StreamsPekko Streams

Status: Merged (completed).

apache/pekkonumber 3018

#3018 In apache/pekko;

· by He-Pin was closed on May 31, 2026

Update jackson-core to 3.1.4

Status: Merged (completed).

apache/pekkonumber 3021

#3021 In apache/pekko;

· by scala-steward was closed on May 31, 2026

feat: replace CountMinSketch with FastFrequencySketch in Artery compression

Status: Merged (completed).

apache/pekkonumber 3023

#3023 In apache/pekko;

· by He-Pin was closed on Jun 24, 2026

ClusterShardingSettings: remove backward-compat passivation cruft

release notesNeed to release noteNeed to release note

Status: Merged (completed).

apache/pekkonumber 3026

#3026 In apache/pekko;

· by pjfanning was closed on Jun 1, 2026

chore(stream): remove dead ActorProcessor, ActorProcessorImpl, and ExposedPublisherReceive

Status: Merged (completed).

apache/pekkonumber 3027

#3027 In apache/pekko;

· by He-Pin was closed on May 31, 2026

fix: await in-flight completion on partner termination in SinkRef

Status: Merged (completed).

apache/pekkonumber 3016

#3016 In apache/pekko;

· by He-Pin was closed on May 31, 2026

fix: add missing space in StageActor PoisonPill/Kill warning message

Status: Merged (completed).

apache/pekkonumber 3040

#3040 In apache/pekko;

· by He-Pin was closed on Jun 3, 2026

chore: Rewrite to scala3 syntax

Status: Merged (completed).

apache/pekkonumber 3048

#3048 In apache/pekko;

· by He-Pin was closed on Jun 6, 2026

Runtime plugin configuration for DurableState

Status: Merged (completed).

apache/pekkonumber 3058

#3058 In apache/pekko;

· by ptrdom was closed on Jun 14, 2026

Optimize lazy stage actor dispatch

performanceRelated to performanceRelated to performance

t:streamPekko StreamsPekko Streams

Status: Merged (completed).

apache/pekkonumber 3035

#3035 In apache/pekko;

· by He-Pin was closed on Jun 15, 2026

Add -Yfuture-lazy-vals for Scala 3.3.x builds

Status: Merged (completed).

apache/pekkonumber 3059

#3059 In apache/pekko;

· by He-Pin was closed on Jun 14, 2026

perf: optimize stream materializer wiring with HashMap and ArrayList replacements

t:streamPekko StreamsPekko Streams

Status: Merged (completed).

apache/pekkonumber 3062

#3062 In apache/pekko;

· by He-Pin was closed on Jun 14, 2026

perf: replace ArrayList consumer wheel with LongMap for O(1) keyed removal

akkadotnetIssue/PR inspired by Akka.netIssue/PR inspired by Akka.net

t:streamPekko StreamsPekko Streams

Status: Merged (completed).

apache/pekkonumber 3063

#3063 In apache/pekko;

· by He-Pin was closed on Jun 14, 2026

chore: upgrade sbt-java-formatter to 0.12.0

Status: Merged (completed).

apache/pekkonumber 3066

#3066 In apache/pekko;

· by He-Pin was closed on Jun 14, 2026

aeron 1.51.0

Status: Merged (completed).

apache/pekkonumber 3070

#3070 In apache/pekko;

· by pjfanning was closed on Jun 14, 2026

refactor: rename Jdk9 sbt plugin to Jdk21

Status: Merged (completed).

apache/pekkonumber 3075

#3075 In apache/pekko;

· by He-Pin was closed on Jun 16, 2026

refactor: replace private[this] with private and = _ with explicit defaults for Scala 3.8

Status: Merged (completed).

apache/pekkonumber 3072

#3072 In apache/pekko;

· by He-Pin was closed on Jun 17, 2026

fix: Scala 3.8 syntax compat fixes and import cleanup

Status: Merged (completed).

apache/pekkonumber 3074

#3074 In apache/pekko;

· by He-Pin was closed on Jun 15, 2026

Add TCK tests for replay bounds across a deletion gap

Status: Merged (completed).

apache/pekkonumber 3076

#3076 In apache/pekko;

· by mucciolo was closed on Jun 16, 2026

fix: ClassTag context bound compat for Scala 3.8 cross-build

Status: Merged (completed).

apache/pekkonumber 3073

#3073 In apache/pekko;

· by He-Pin was closed on Jun 17, 2026

fix(actor-typed): discard stale ReceiveTimeout after cancelReceiveTimeout to avoid NPE

bugSomething isn't workingSomething isn't working

Status: Merged (completed).

apache/pekkonumber 3086

#3086 In apache/pekko;

· by He-Pin was closed on Jun 19, 2026

perf(stream): optimize Source.actorRef with direct-push fast path and message-only FunctionRef

Status: Merged (completed).

apache/pekkonumber 3091

#3091 In apache/pekko;

· by He-Pin was closed on Jun 19, 2026

Update jackson-core to 2.22.0

Status: Merged (completed).

apache/pekkonumber 3045

#3045 In apache/pekko;

· by scala-steward was closed on Jun 4, 2026

Update jackson-core to 3.2.0

Status: Merged (completed).

apache/pekkonumber 3054

#3054 In apache/pekko;

· by scala-steward was closed on Jun 14, 2026