Riak problems on Ubuntu (novice user)

Robert Lowe rob at iblargz.com
Tue Mar 6 17:33:22 EST 2012


Are the processes running? `ps aux`? beam / epmd?

Can you run `riak console`? Does the console appear?

Are ports (4369, 6000-7999, http, protocol buffers, handoff)?

Regards,
- Rob

On 2012-03-06, at 5:21 PM, Curtis Taylor wrote:

> Alright, I am now SSH'd into a private network. I stopped the node and ran:
> riak-admin reip riak at 127.0.0.1 riak at 10.0.0.1
> Attempting to restart script through sudo -u riak
> Backed up existing ring file to "/var/lib/riak/ring/riak_core_ring.default.20120306221347.BAK"
> New ring file written to "/var/lib/riak/ring/riak_core_ring.default.20120306221830"
> 
> then
> 
> riak start
> riak-admin status
> Node is not running!
> 
> Ideas?
> 
> Thanks again
> 
> 
> 
> On Tue, Mar 6, 2012 at 5:05 PM, Aphyr <aphyr at aphyr.com> wrote:
> First, for security reasons, don't run Riak on a public IP. Access it through an application proxy, a VPN, or an SSH tunnel if you need.
> 
> Second, when you change the name of a node, you need to run
> 
> riak-admin reip riak at my.old.ip riak at my.new.ip
> 
> ... to update the ring file with the new node name. Only change the name and reip when the node is not running. You can also just delete /var/lib/riak/ring if you don't care about the data on the node.
> 
> --Kyle
> 
> 
> On 03/06/2012 02:02 PM, Curtis Taylor wrote:
> All,
> 
> Ubuntu versions 10.10 and 11.10.
> 
> I'm new to Riak, but I have two machines with public IP addresses. I
> installed started to install Riak from source but work blocks ports for
> Git so I installed via Debian package:
> wget http://downloads.basho.com/riak/riak-1.1.0/riak_1.1.0-1_i386.deb
> 
> After installing on both machines I was able to do:
> riak start
> riak-admin status
> riak stop
> 
> with no issues. I wanted to cluster these two machines machines together
> so I found I need to edit vm.args and app.config. In vm.args I changed
> -name riak at 127.0.0.1 <mailto:riak at 127.0.0.1>
> to
> -name riak at 1.2.3.4 <mailto:riak at 1.2.3.4> (my public IP)
> 
> 
> and in app.config I changed under riak_core
> {http, [ {"127.0.0.1", 8098 } ]},
> to
> {http, [ {"0.0.0.0", 8098 } ]},
> 
> and under riak_kv
> {pb_ip, "127.0.0.1" },
> to
> {pb_ip, "0.0.0.0" },
> 
> I think try
> riak start
> Riak failed to start within 15 seconds,
> see the output of 'riak console' for more information.
> If you want to wait longer, set the environment variable
> WAIT_FOR_ERLANG to the number of seconds to wait.
> 
> I've adjusted WAIT_FOR_ERLANG, but to no avail. Now, an interesting
> point is that if I stop riak and change everything back to default, riak
> will start successfully but riak-admin tools fail (saying node not
> running). I have no idea where I'm going wrong. I'm not completely sure
> on the riak cookie but it's the same on both machines. I've experience
> the same behavior on 4 machines. Two on a private network, two on public
> network.
> 
> Any help is appreciated.
> Thanks
> 
> 
> 
> 
> 
> 
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