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HBase, mail # user - region server of -ROOT- table is dead, but not reassigned


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Lu, Wei 2013-02-20, 05:28
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Lu, Wei 2013-02-20, 05:30
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Re: region server of -ROOT- table is dead, but not reassigned
Leonid Fedotov 2013-02-20, 18:29
This may point to ZK data problem.
Did you try to restart dead servers?

Thank you!

Sincerely,
Leonid Fedotov
Technical Support Engineer

On Feb 19, 2013, at 9:30 PM, Lu, Wei wrote:

> By the way, the hbase version I am using is 0.92.1-cdh4.0.1
>
> From: Lu, Wei
> Sent: Wednesday, February 20, 2013 1:28 PM
> To: [EMAIL PROTECTED]
> Subject: region server of -ROOT- table is dead, but not reassigned
>
> Hi, all,
>
> When I scan any table, I got:
>
> 13/02/20 05:16:45 INFO ipc.HBaseRPC: Server at Rs1/10.20.118.3:60020 could not be reached after 1 tries, giving up.
> ...
> ERROR: org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed after attempts=7, exceptions:
> ...
>
> What I observe:
>
> 1)      -ROOT- table is on Region Server rs1
>
> Table Regions
> Name
>
> Region Server
>
> Start Key
>
> End Key
>
> Requests
>
> -ROOT-
>
> Rs1:60020<http://adcau03.machine.wisdom.com:60030/>
>
> -
>
> -
>
>
>
> 2)      But the region server rs1 is dead
>
> Dead Region Servers
>
> ServerName
>
> Rs4,60020,1361109702535
>
> Rs1,60020,1361109710150
>
> Total:
>
> servers: 2
>
>
>
>
>
> ----
> Does it mean that the region server holding the -ROOT- table is dead, but the -ROOT- region is not reassigned to any other region servers?
> Why?
>
> Thanks,
> Wei
>
>
>
>
>
>