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Posted to jira@kafka.apache.org by "Parkerhiphop (via GitHub)" <gi...@apache.org> on 2026/09/20 14:45:44 UTC

Re: [PR] MINOR: Bump LATEST_PRODUCTION to 4.4-IV2 for 4.4.0 [kafka]

Parkerhiphop commented on code in PR #23235:
URL: https://github.com/apache/kafka/pull/23235#discussion_r4057209100


##########
server-common/src/main/java/org/apache/kafka/server/common/MetadataVersion.java:
##########
@@ -124,21 +124,22 @@ public enum MetadataVersion {
     // BrokerRegistrationChangeRecord and RegisterBrokerRecord are updated
     IBP_4_3_IV0(30, "4.3", "IV0", true),
 
-    //
-    // NOTE: MetadataVersions after this point are unstable and may be changed.
-    // If users attempt to use an unstable MetadataVersion, they will get an error unless
-    // they have set the configuration unstable.feature.versions.enable=true.
-    // Please move this comment when updating the LATEST_PRODUCTION constant.
-    //
-
     // IBP_4_4_IV0 enables dead-letter queue support for share groups (KIP-1191).
     IBP_4_4_IV0(31, "4.4", "IV0", false),
 
     // Add support for CIDR-based ACL host patterns (KIP-1276).
     IBP_4_4_IV1(32, "4.4", "IV1", true),
 
     // Add support for controller unregistration (KIP-1312).
-    IBP_4_4_IV2(33, "4.4", "IV2", true);
+    IBP_4_4_IV2(33, "4.4", "IV2", true),
+
+    //
+    // NOTE: MetadataVersions after this point are unstable and may be changed.
+    // If users attempt to use an unstable MetadataVersion, they will get an error unless
+    // they have set the configuration unstable.feature.versions.enable=true.
+    // Please move this comment when updating the LATEST_PRODUCTION constant.
+    //
+    IBP_4_5_IV0(34, "4.5", "IV0", false);

Review Comment:
   I added some comments on https://github.com/apache/kafka/pull/23522.
   To help clarify the unstable mv for later releases.



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