(kafka) branch trunk updated: KAFKA-18674 Document the incompatible changes in parsing --bootstrap-server (#18751)

[ch...@apache.org]

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chia7712 pushed a commit to branch trunk
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The following commit(s) were added to refs/heads/trunk by this push:
     new 9d6faf02834 KAFKA-18674 Document the incompatible changes in parsing --bootstrap-server (#18751)
9d6faf02834 is described below

commit 9d6faf028346e1c46867241d2d75307946530b00
Author: Ming-Yen Chung <mi...@gmail.com>
AuthorDate: Mon Feb 3 13:57:32 2025 +0800

    KAFKA-18674 Document the incompatible changes in parsing --bootstrap-server (#18751)
    
    Reviewers: Chia-Ping Tsai <ch...@gmail.com>
---
 docs/upgrade.html | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/upgrade.html b/docs/upgrade.html
index b45e25c400c..1ff685c95cd 100644
--- a/docs/upgrade.html
+++ b/docs/upgrade.html
@@ -85,6 +85,9 @@
                         <li>The default properties files for KRaft mode are no longer stored in the separate <code>config/kraft</code> directory since Zookeeper has been removed. These files have been consolidated with other configuration files.
                             Now all configuration files are in <code>config</code> directory.
                         </li>
+                        <li>The valid format for <code>--bootstrap-server</code> only supports comma-separated value, such as <code>host1:port1,host2:port2,...</code>.
+                            Providing other formats, like space-separated bootstrap servers (e.g., <code>host1:port1 host2:port2 host3:port3</code>), will result in an exception, even though this was allowed in Apache Kafka versions prior to 4.0.
+                        </li>
                     </ul>
                 </li>
                 <li><b>Broker</b>