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From "Vahid Hashemian (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KAFKA-6158) CONSUMER-ID and HOST values are concatenated if the CONSUMER-ID is > 50 chars
Date Fri, 01 Dec 2017 22:50:00 GMT

    [ https://issues.apache.org/jira/browse/KAFKA-6158?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16275131#comment-16275131
] 

Vahid Hashemian commented on KAFKA-6158:
----------------------------------------

A fix has been proposed for this issue as part of PR# [4271|https://github.com/apache/kafka/pull/4271].

> CONSUMER-ID and HOST values are concatenated if the CONSUMER-ID is > 50 chars
> -----------------------------------------------------------------------------
>
>                 Key: KAFKA-6158
>                 URL: https://issues.apache.org/jira/browse/KAFKA-6158
>             Project: Kafka
>          Issue Type: Bug
>          Components: clients
>    Affects Versions: 0.11.0.0, 1.0.0
>            Reporter: Gustav Westling
>            Assignee: Vahid Hashemian
>            Priority: Trivial
>             Fix For: 1.1.0
>
>
> Using the command:
> {noformat}
> ./kafka-consumer-groups.sh --bootstrap-server=localhost:9092 --describe --group foo-group
> {noformat}
> If the CONSUMER-ID is too long the delimiter between CONSUMER-ID and HOST disappears.
> Output:
> {noformat}
> TOPIC                          PARTITION  CURRENT-OFFSET  LOG-END-OFFSET  LAG       
CONSUMER-ID                                       HOST                           CLIENT-ID
> foobar-1            14         8948049         8948663         614        default-6697bb36-bf03-46e4-8f3e-4ef987177834-StreamThread-1-consumer-7c0345f5-4806-4957-be26-eb4b3bd6a9dc/10.2.3.40
                    default-6697bb36-bf03-46e4-8f3e-4ef987177834-StreamThread-1-consumer
> {noformat}
> Expected output:
> {noformat}
> TOPIC                          PARTITION  CURRENT-OFFSET  LOG-END-OFFSET  LAG       
CONSUMER-ID                                       HOST                           CLIENT-ID
> foobar-1            14         8948049         8948663         614        default-6697bb36-bf03-46e4-8f3e-4ef987177834-StreamThread-1-consumer-7c0345f5-4806-4957-be26-eb4b3bd6a9dc
/10.2.3.40                     default-6697bb36-bf03-46e4-8f3e-4ef987177834-StreamThread-1-consumer
> {noformat}
> I suspect that the formatting rules are incorrect https://github.com/apache/kafka/blob/0.11.0/core/src/main/scala/kafka/admin/ConsumerGroupCommand.scala#L137.



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