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https://issues.apache.org/jira/browse/KUDU-2129?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Wong reassigned KUDU-2129:
---------------------------------

    Assignee: Andrew Wong

> Improve ksck 'under-replicated' message
> ---------------------------------------
>
>                 Key: KUDU-2129
>                 URL: https://issues.apache.org/jira/browse/KUDU-2129
>             Project: Kudu
>          Issue Type: Improvement
>    Affects Versions: 1.5.0
>            Reporter: Hao Hao
>            Assignee: Andrew Wong
>            Priority: Major
>
> When adds a new replica and the process fails. Ksck warns about tablet being 
> 'under-replicated' while there are three healthy replicas. We should better 
> improve the message in this case:
> {noformat}Tablet 848cd6f04bed4f049915ddf04e960240 of table 
> 'ssb_1000_lineorder' is under-replicated: 1 replica(s) not RUNNING
>   3c305734ab9d4e0ebfbd0def74841a5d (vd0240.halxg.cloudera.com:7050): RUNNING 
> [LEADER]
>   70f7ee61ead54b1885d819f354eb3405 (vd0338.halxg.cloudera.com:7050): RUNNING
>   72fcec63e96f4248ae39d114eb3cd7c9 (vd0340.halxg.cloudera.com:7050): bad state
>     State:       INITIALIZED
>     Data state:  TABLET_DATA_COPYING
>     Last status: Tablet Copy: Downloading block 4611685954068824754 
> (13746/17499)
>   cc32936bc8594948a04fd4240da36aed (vd0236.halxg.cloudera.com:7050): RUNNING
> 1 replicas' active configs differ from the master's.
>   All the peers reported by the master and tablet servers are:
>   A = 3c305734ab9d4e0ebfbd0def74841a5d
>   B = 70f7ee61ead54b1885d819f354eb3405
>   C = 72fcec63e96f4248ae39d114eb3cd7c9
>   D = cc32936bc8594948a04fd4240da36aed
> The consensus matrix is:
>  Config source |      Voters      | Current term | Config index | Committed?
> ---------------+------------------+--------------+--------------+------------
>  master        | A*  B   C   D    |              |              | Yes
>  A             | A*  B   C   D    | 93           | 3418016      | Yes
>  B             | A*  B   C   D    | 93           | 3418016      | Yes
>  C             | A   B   C   D    | 93           | 3418016      | Yes
>  D             | A*  B   C   D    | 93           | 3418016      | Yes
> Table ssb_1000_lineorder has 1 under-replicated tablet(s){noformat}



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