From f5a87b37030708e877d40169da9b64a1e382c4f3 Mon Sep 17 00:00:00 2001 From: Shashank Date: Mon, 6 Oct 2025 11:59:51 -0700 Subject: [PATCH] KAFKA-19748: Add a note in docs about memory leak in Kafka Streams 4.1.0 (#20639) Added a note regarding the memory leak bug in the documentation. Reviewers: Matthias J. Sax --- docs/streams/upgrade-guide.html | 2 ++ docs/upgrade.html | 2 ++ 2 files changed, 4 insertions(+) diff --git a/docs/streams/upgrade-guide.html b/docs/streams/upgrade-guide.html index ecd2a3bbfe9..b875fcddc89 100644 --- a/docs/streams/upgrade-guide.html +++ b/docs/streams/upgrade-guide.html @@ -110,6 +110,8 @@

Streams API changes in 4.1.0

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Note: Kafka Streams 4.1.0 contains a critical memory leak bug (KAFKA-19748) that affects users of range scans and certain DSL operators (session windows, sliding windows, stream-stream joins, foreign-key joins). Users running Kafka Streams should consider upgrading directly to 4.1.1 when available.

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Early Access of the Streams Rebalance Protocol

diff --git a/docs/upgrade.html b/docs/upgrade.html index 745076c0785..4affedf60c7 100644 --- a/docs/upgrade.html +++ b/docs/upgrade.html @@ -193,6 +193,8 @@

Upgrading to 4.1.0

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Note: Kafka Streams 4.1.0 contains a critical memory leak bug (KAFKA-19748) that affects users of range scans and certain DSL operators (session windows, sliding windows, stream-stream joins, foreign-key joins). Users running Kafka Streams should consider upgrading directly to 4.1.1 when available.

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Upgrading Servers to 4.1.0 from any version 3.3.x through 4.0.x
Notable changes in 4.1.0