Wiping Riak 2.0 data

Cosmin Marginean cosminaru at gmail.com
Sun Jan 4 08:08:00 EST 2015


Excellent. Will give this a shot.

Thanks  
Cos

PS> Yes, it’s Bitcask (default)  


On Sunday, 4 January 2015 at 12:51, Sargun Dhillon wrote:

> Assuming your storage engine is bitcask:
> 1. Turn off all your Riak nodes
> 2. rm -rf --verbose /var/lib/riak/bitcask/*/*
> 3. rm -rf --verbose /var/lib/riak/anti_entropy/*/*
> 4. Turn Riak back on
>  
> This will preserve your buckets and bucket types in in cluster
> metadata. You can also automate that, but it's a little more
> complicated.
>  
> On Sun, Jan 4, 2015 at 4:25 AM, Cosmin Marginean <cosminaru at gmail.com (mailto:cosminaru at gmail.com)> wrote:
> > Hi,
> >  
> > I’m running Riak 2.0.2 on Centos 6.5 installed from an RPM
> > (http://s3.amazonaws.com/downloads.basho.com/riak/2.0/2.0.2/rhel/6/riak-2.0.2-1.el6.x86_64.rpm)
> >  
> > I’m interested in wiping the entire storage (in order to re-run tests, etc).
> > I have a script that traverses buckets/keys but I’m aware that this process
> > is costly, plus I might be dealing with some eventual-consistency issues.
> >  
> > Consequently, I would prefer to wipe the “data” directory entirely if that’s
> > in any way possible, and re-start Riak. However, the structure seems to be
> > scattered in several directories and is not entirely clear which one needs
> > to be wiped for a “clean data reset” without corrupting anything:
> >  
> > # ll /var/lib/riak/
> > total 28
> > drwxrwxr-x. 66 riak riak 4096 Jan 3 17:29 anti_entropy
> > drwxrwxr-x. 66 riak riak 4096 Jan 3 17:29 bitcask
> > drwxrwxr-x. 3 riak riak 4096 Jan 3 17:28 cluster_meta
> > drwxrwxr-x. 2 riak riak 4096 Jan 3 20:07 generated.configs
> > drwxrwxr-x. 2 riak riak 4096 Jan 3 17:29 kv_vnode
> > drwxrwxr-x. 2 riak riak 4096 Jan 4 07:23 riak_kv_exchange_fsm
> > drwxr-xr-x. 2 riak riak 4096 Jan 3 20:07 ring
> >  
> > Thank you
> > Cos
> >  
> > _______________________________________________
> > riak-users mailing list
> > riak-users at lists.basho.com (mailto:riak-users at lists.basho.com)
> > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
> >  
>  
>  
>  


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.basho.com/pipermail/riak-users_lists.basho.com/attachments/20150104/90f9a5d2/attachment-0002.html>


More information about the riak-users mailing list