[jboss-jira] [JBoss JIRA] (JGRP-2387) Message from a non-member causes FD_ALL to continually suspect it

Bela Ban (Jira) issues at jboss.org
Thu Oct 3 11:42:00 EDT 2019


    [ https://issues.jboss.org/browse/JGRP-2387?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13794474#comment-13794474 ] 

Bela Ban commented on JGRP-2387:
--------------------------------

OK, {{Test}} creates a cluster of 2 and a cluster of 1, and then has one of the non-members send to a member. This is clear; as the logical address cache will *not* contain the non-member's address, we will see the warning. However, it should disappear after conn_close_timeout ms.

> Message from a non-member causes FD_ALL to continually suspect it
> -----------------------------------------------------------------
>
>                 Key: JGRP-2387
>                 URL: https://issues.jboss.org/browse/JGRP-2387
>             Project: JGroups
>          Issue Type: Bug
>    Affects Versions: 4.0.1
>            Reporter: Dennis Reed
>            Assignee: Bela Ban
>            Priority: Major
>             Fix For: 4.1.6
>
>         Attachments: Test.java, bla6.java
>
>
> If an FD_ALL control message from a non-member is seen by FD_ALL, it will start continually suspecting that node. If msg_counts_as_heartbeat=true then any message from a non-member triggers the issue. The issue is cleared on the next view change.
> This does not cause any functional issues in the cluster, but can cause repeated WARN logs in some cases.



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