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From Jean-Marc Spaggiari <jean-m...@spaggiari.org>
Subject Re: hbase region server reboot steps
Date Wed, 09 Apr 2014 14:28:07 GMT
Hum.

Disable load balancer, and move all the regions manually to other hosts
using the shell? Then hard restart it?

JM


2014-04-09 10:26 GMT-04:00 Rural Hunter <ruralhunter@gmail.com>:

> Actually I have to do a hard reboot. Let me provide more info about the
> problem: Except the ssh service(ssh error is: ssh_exchange_identification:
> Connection closed by remote host) and local login problem, other services
> are running fine on the server(including http/ftp/hbase/hadoop etc).
>
> 于 2014/4/9 22:14, Rural Hunter 写道:
>
>  Thanks. What if I'm not able to login the region server(both ssh and
>> local)? I have to reboot and check the server because of this serious
>> problem.
>>
>> 于 2014/4/9 22:01, Ted Yu 写道:
>>
>>> You can use bin/graceful_stop.sh to stop the region server process.
>>>
>>> # Move regions off a server then stop it.  Optionally restart and reload.
>>> # Turn off the balancer before running this script.
>>>
>>> After that, you can stop hadoop (datanode, etc)
>>>
>>>
>>>
>>
>

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