accumulo-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Christopher <ctubb...@apache.org>
Subject Re: TServer decommissioning
Date Wed, 27 Feb 2013 07:34:56 GMT
Sorry, that last one should be "bin/accumulo admin stop $host".

--
Christopher L Tubbs II
http://gravatar.com/ctubbsii


On Tue, Feb 26, 2013 at 11:34 PM, Christopher <ctubbsii@apache.org> wrote:
> If you're not ingesting to anything hosted by that tserver, doing a
> flush of the tables with tablets on that tserver (that info should be
> available on the monitor page), should avoid long log recoveries.
>
> You should be able to shut down a single tablet server with
> "bin/stop-here.sh" or "bin/accumulo admin $host" ($host, as it appears
> in the slaves file).
>
> --
> Christopher L Tubbs II
> http://gravatar.com/ctubbsii
>
>
> On Tue, Feb 26, 2013 at 9:17 PM, Denis <denis@camfex.cz> wrote:
>> Hi.
>>
>> Is there a safer way to put a tserver off than by the killing its process?
>>
>> I mean, something similar to decommissioning of HDFS data node, when
>> master knows which nodes are going to be retired and slowly moves the
>> files from them to other nodes.
>>
>> Well, the killing must be safe as well, but the following log recovery
>> introduces few seconds or even minutes of data unavailability.
>>
>> Thanks.

Mime
View raw message