node data migration

Sean Cribbs sean at basho.com
Tue May 4 17:19:59 EDT 2010


Sorry, I misunderstood our devs.  That feature is planned but has not been pushed to tip yet.  In the meantime, you can use Grant's strategy.

Sean Cribbs <sean at basho.com>
Developer Advocate
Basho Technologies, Inc.
http://basho.com/

On May 4, 2010, at 5:12 PM, Matthew Pflueger wrote:

> Maybe I'm missing something but the riak-admin script does not support
> the leave command...
> 
> --Matthew
> 
> 
> 
> On Tue, May 4, 2010 at 17:05, Sean Cribbs <sean at basho.com> wrote:
>> Also, if you're certain you want it to relinquish its data before shutting down, use 'riak-admin leave'.  It will then proceed to handoff all of its keys to other nodes and then cleanly shut down.  With 1GB of data this could take a while, however.
>> 
>> Sean Cribbs <sean at basho.com>
>> Developer Advocate
>> Basho Technologies, Inc.
>> http://basho.com/
>> 
>> On May 4, 2010, at 4:02 PM, Matthew Pflueger wrote:
>> 
>>> Scenario:  I need to upgrade the OS of my nodes in my cluster which
>>> will result in a reboot of each node.  What would be the process to
>>> nicely migrate data away from each node?
>>> 
>>> If my understanding is correct, performing a nice shutdown of a riak
>>> node via `riak stop` will migrate the data away from the node.  Am I
>>> correct?  If so, approximately how long would it take to do the
>>> migration if say each node represents 1 gig of data?  Does that whole
>>> gig get migrated away or only the data that is not replicated?
>>> 
>>> 
>>> --Matthew
>>> 
>>> _______________________________________________
>>> riak-users mailing list
>>> riak-users at lists.basho.com
>>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
>> 
>> 





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