[jira] [Commented] (KAFKA-19376) Throw an error message if any unsupported feature is used with KIP-1071

["Steve La (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/KAFKA-19376?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17959629#comment-17959629 ] 

Steve La commented on KAFKA-19376:
----------------------------------

What about the following? 
 * High Availability Assignor
 * Topology Updates
 * Online migration

> Throw an error message if any unsupported feature is used with KIP-1071
> -----------------------------------------------------------------------
>
>                 Key: KAFKA-19376
>                 URL: https://issues.apache.org/jira/browse/KAFKA-19376
>             Project: Kafka
>          Issue Type: Sub-task
>          Components: streams
>            Reporter: Lucas Brutschy
>            Assignee: Lucas Brutschy
>            Priority: Major
>
> We should be mindful of ours users and let them know early if they are using an unsupported feature in 4.1.
> Unsupported features:
> - Regular expressions
> - Warm-up replicas (high availability assignor)
> - Static membership
> - Standby replicas enabled through local config
> - Named topologies (already checked)
> - Non-default kafka-client supplier



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