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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SOLR-6196) The overseerstatus collection API should instrument amILeader and ZK update calls as well
Date Thu, 26 Jun 2014 15:35:24 GMT

    [ https://issues.apache.org/jira/browse/SOLR-6196?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14044765#comment-14044765
] 

ASF subversion and git services commented on SOLR-6196:
-------------------------------------------------------

Commit 1605822 from shalin@apache.org in branch 'dev/branches/branch_4x'
[ https://svn.apache.org/r1605822 ]

SOLR-6196: The overseerstatus collection API instruments amILeader and ZK state update calls

> The overseerstatus collection API should instrument amILeader and ZK update calls as
well
> -----------------------------------------------------------------------------------------
>
>                 Key: SOLR-6196
>                 URL: https://issues.apache.org/jira/browse/SOLR-6196
>             Project: Solr
>          Issue Type: Improvement
>          Components: SolrCloud
>            Reporter: Shalin Shekhar Mangar
>            Assignee: Shalin Shekhar Mangar
>             Fix For: 5.0, 4.10
>
>         Attachments: SOLR-6196.patch
>
>
> We don't instrument amILeader calls right now. We have a large cluster where we find
that the overseer isn't processing operations as fast as it should. Since all operations are
pretty fast even at the 99th percentile, the slowdown might be due to amILeader and the ZK
update calls.
> Let's start measuring those as well.



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