[jira] [Commented] (KAFKA-13560) Load indexes and data in async manner in the critical path of replica fetcher threads.

["Colin McCabe (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/KAFKA-13560?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17872505#comment-17872505 ] 

Colin McCabe commented on KAFKA-13560:
--------------------------------------

Moving to 4.0 since we're past feature freeze on 3.9.

> Load indexes and data in async manner in the critical path of replica fetcher threads. 
> ---------------------------------------------------------------------------------------
>
>                 Key: KAFKA-13560
>                 URL: https://issues.apache.org/jira/browse/KAFKA-13560
>             Project: Kafka
>          Issue Type: Task
>          Components: core
>            Reporter: Satish Duggana
>            Priority: Major
>             Fix For: 3.9.0
>
>
> https://github.com/apache/kafka/pull/11390#discussion_r762366976
> https://github.com/apache/kafka/pull/11390#discussion_r1033141283
> https://github.com/apache/kafka/pull/15690 removed the below method from in `TierStateMachine` interface. This can be added back when we implement the functionality required to address this issue. 
> {code:java}
> public Optional<PartitionFetchState> maybeAdvanceState(TopicPartition topicPartition, PartitionFetchState currentFetchState)
> {code}



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