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https://issues.apache.org/jira/browse/SOLR-12051?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16393857#comment-16393857
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ASF subversion and git services commented on SOLR-12051:
--------------------------------------------------------

Commit 05d4a9320cfe95d93655feb39a6c6a2945e98c76 in lucene-solr's branch 
refs/heads/master from [~caomanhdat]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=05d4a93 ]

SOLR-12051: Adding error log in case of data loss


> Election timeout when no replicas are qualified to become leader
> ----------------------------------------------------------------
>
>                 Key: SOLR-12051
>                 URL: https://issues.apache.org/jira/browse/SOLR-12051
>             Project: Solr
>          Issue Type: Sub-task
>      Security Level: Public(Default Security Level. Issues are Public) 
>            Reporter: Cao Manh Dat
>            Assignee: Cao Manh Dat
>            Priority: Major
>             Fix For: 7.3, master (8.0)
>
>         Attachments: SOLR-12051.patch
>
>
> After SOLR-12011 get committed, we can lead into the case when no active 
> replicas are qualified to become the leader. The only 2 solutions for users 
> in this case are
>  * Using FORCE_LEADER API
>  * Bring back the old leader
> This ticket will introduce a leader election timeout so current active 
> replicas can ignore the lost updates and go ahead to become the leader. I 
> think it will be better and not confuse users by reusing {{leaderVoteWait}} 
> (the current usage of {{leaderVoteWait}} for waiting replicas come up before 
> leader election is no longer needed)



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