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mjsax pushed a commit to branch 2.2
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The following commit(s) were added to refs/heads/2.2 by this push:
new 67dfa1d HOTFIX: fix Kafka Streams upgrade note for broker backward
compatibility (#7364)
67dfa1d is described below
commit 67dfa1d8225f2468a5f69218531703a72a63b1df
Author: Matthias J. Sax <[email protected]>
AuthorDate: Tue Sep 24 09:53:40 2019 -0700
HOTFIX: fix Kafka Streams upgrade note for broker backward compatibility
(#7364)
Reviewer: Guozhang Wang <[email protected]>
---
docs/streams/upgrade-guide.html | 12 ++++++++++--
docs/upgrade.html | 5 +++++
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/docs/streams/upgrade-guide.html b/docs/streams/upgrade-guide.html
index 660c4af..66cfee5 100644
--- a/docs/streams/upgrade-guide.html
+++ b/docs/streams/upgrade-guide.html
@@ -53,8 +53,10 @@
</ul>
<p>
- Note, that a brokers must be on version 0.10.1 or higher to run a
Kafka Streams application version 0.10.1 or higher;
- On-disk message format must be 0.10 or higher to run a Kafka Streams
application version 1.0 or higher.
+ To run a Kafka Streams application version 2.2.1 or higher a broker
version 0.11.0 or higher is required
+ and the on-disk message format must be 0.11 or higher.
+ Brokers must be on version 0.10.1 or higher to run a Kafka Streams
application version 0.10.1 to 2.2.0.
+ Additionally, on-disk message format must be 0.10 or higher to run a
Kafka Streams application version 1.0 to 2.2.0.
For Kafka Streams 0.10.0, broker version 0.10.0 or higher is required.
</p>
@@ -70,6 +72,12 @@
More details about the new config
<code>StreamsConfig#TOPOLOGY_OPTIMIZATION</code> can be found in <a
href="https://cwiki.apache.org/confluence/display/KAFKA/KIP-295%3A+Add+Streams+Configuration+Allowing+for+Optional+Topology+Optimization";>KIP-295</a>.
</p>
+ <h3><a id="streams_notable_changes_221"
href="#streams_api_changes_221">Notable changes in Kafka Streams 2.2.1</a></h3>
+ <p>
+ As of Kafka Streams 2.2.1 a message format 0.11 or higher is required;
+ this implies that brokers must be on version 0.11.0 or higher.
+ </p>
+
<h3><a id="streams_api_changes_220"
href="#streams_api_changes_220">Streams API changes in 2.2.0</a></h3>
<p>
We've simplified the <code>KafkaStreams#state</code> transition
diagram during the starting up phase a bit in 2.2.0: in older versions the
state will transit from <code>CREATED</code> to <code>RUNNING</code>, and then
to <code>REBALANCING</code> to get the first
diff --git a/docs/upgrade.html b/docs/upgrade.html
index 1828ab7..5c473ed 100644
--- a/docs/upgrade.html
+++ b/docs/upgrade.html
@@ -61,6 +61,11 @@
</li>
</ol>
+<h5><a id="upgrade_221_notable" href="#upgrade_221_notable">Notable changes in
2.2.1</a></h5>
+<ul>
+ <li>Kafka Streams 2.2.1 requires 0.11 message format or higher and does
not work with older message format.</li>
+</ul>
+
<h5><a id="upgrade_220_notable" href="#upgrade_220_notable">Notable changes in
2.2.0</a></h5>
<ul>
<li>The default consumer group id has been changed from the empty string
(<code>""</code>) to <code>null</code>. Consumers who use the new default group
id will not be able to subscribe to topics,
