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From Leonid Fedotov <lfedo...@hortonworks.com>
Subject Re: region server of -ROOT- table is dead, but not reassigned
Date Wed, 20 Feb 2013 18:29:04 GMT
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: user@hbase.apache.org
> 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
> 
> 
> 
> 
> 
> 


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