Backuping a node or a cluster does not want to start, finally resolved.

Sean Cribbs sean at basho.com
Mon May 10 08:16:37 EDT 2010


NFS would be one of many ways to export the backup off of the node.  You can also specify a filename on the command line when running `riak-admin backup` if you want to put it somewhere other than data/.

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

On May 10, 2010, at 6:51 AM, Germain Maurice wrote:

> Hi everybody,
> 
> I have a two nodes cluster and i'm trying to backup it before making some tests.
> The backup process does not want to start, here is the error i'm getting :
> 
> root at couch1:~# riak-admin backup riak at 10.0.0.40 riak /reiser/riak-backup node
> Backing up (node 'riak at 10.0.0.40') to '/reiser/riak-backup-riak at 10.0.0.40'.
> {"init terminating in do_boot",{{badmatch,{error,{file_error,[47,114,101,105,115,101,114,47,114,105,97,107,45,98,97,99,107,117,112,45|'riak at 10.0.0.40'],eacces}}},[{riak_kv_backup,backup,3},{erl_eval,do_apply,5},{init,start_it,1},{init,start_em,1}]}}
> init terminating in do_boot ()
> 
> root at couch1:~# riak-admin backup riak at 10.0.0.40 riak /reiser/riak-backup all
> Backing up (all nodes) to '/reiser/riak-backup'.
> ...from ['riak at 10.0.0.40','riak at 10.0.0.41']
> {"init terminating in do_boot",{{badmatch,{error,{file_error,"/reiser/riak-backup",eacces}}},[{riak_kv_backup,backup,3},{erl_eval,do_apply,5},{init,start_it,1},{init,start_em,1}]}}
> init terminating in do_boot ()
> 
> My consoles on a each don't throw any errors.
> 
> Just before sending this email, i found the solution :
> -> the system user of riak process has to have permission of creating the backup file, /reiser/riak/backup-file in my case.
> /reiser/riak contains /reiser/riak/ring /reiser/riak/innostore ...
> 
> If i want to export this backup outside of the node, i expect i have to use NFS mount point.
> Do you agree with it ?
> 
> Thanks
> --
> 
> Germain Maurice
> Administrateur Système/Réseau
> Tel : +33.(0)1.42.43.54.33
> 
> http://www.linkfluence.net
> 
> 
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> riak-users mailing list
> riak-users at lists.basho.com
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