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3.x: parallel performs poorly with 10+ parallelism

3.x

Performance

Status: Open.

#6931 In ReactiveX/RxJava;

· akarnokd opened on Mar 11, 2020

Javadoc mistakes to look for

3.x

Documentation

Status: Open.

#4535 In ReactiveX/RxJava;

· akarnokd opened on Sep 12, 2016

3.x: Flowable missing or incorrect marbles (tracking issue)

3.x

Documentation

PR welcome

Status: Open.

#5813 In ReactiveX/RxJava;

· akarnokd opened on Jan 17, 2018

Update wiki to reflect 3.x (tracking issue)

3.x

Discussion

Documentation

PR welcome

Status: Open.

#6132 In ReactiveX/RxJava;

· akarnokd opened on Aug 3, 2018

ThreadDeath is deprecated for removal in Java 20

3.x

Enhancement

Status: Open.

#7483 In ReactiveX/RxJava;

· akarnokd opened on Nov 7, 2022

Fix ObservableCache GC issue

3.x

Enhancement

Status: Open (in progress).

ReactiveX/RxJavanumber 7911

#7911 In ReactiveX/RxJava;

· joepembe opened on Oct 1, 2025

Cache/Replay operators to be more GC friendly

3.x

Enhancement

Status: Open.

#7912 In ReactiveX/RxJava;

· akarnokd opened on Oct 2, 2025