Hi Nathan,

please post the configuration of you Graylog, both Elasticsearch nodes, and 
some information about your network setup (such as IP addresses, host 
names).

Cheers,
Jochen

On Monday, 1 August 2016 20:56:19 UTC+2, Nathan Mace wrote:
>
> I'm having trouble getting the new ES node added to the cluster.  Nothing 
> I do seems to work.
>
> On both ES nodes (the first one running ES, Graylog, and MongoDB), If I 
> execute the following:
>
> curl -XGET 'http://localhost:9200/_cluster/state?human&pretty'
>
> It connects just fine.  But if I try that with the IP of the system I get 
> a connection refused.  I have tried changing network.host in the ES config 
> file to everything I know to try, nothing works except localhost.  I had it 
> set to the IP of the system, but nothing could connect unless it was using 
> "localhost".  Both ES nodes are like this (the new one as well as the one 
> running Graylog).  I'm completely out of ideas.
>
> Neither system is running a firewall, they are both on the same subnet, 
> they can both ping one another.  Both systems are running CentOS 7.
>
> Any ideas?
>
> Nathan
>
> On Thursday, July 28, 2016 at 11:16:10 AM UTC-4, Jochen Schalanda wrote:
>>
>> Hi Nathan,
>>
>> the two configuration settings you've mentioned, 
>> elasticsearch_discovery_zen_ping_multicast_enabled and 
>> elasticsearch_discovery_zen_ping_unicast_hosts, are from the Graylog 
>> configuration file and don't need to be changed when adding another 
>> Elasticsearch node.
>>
>> Simply make sure, that the new Elasticsearch node has the same cluster 
>> name, can connect to all other Elasticsearch nodes (including Graylog 
>> itself), and has a list of the other Elasticsearch nodes to connect to.
>>
>> See 
>> http://docs.graylog.org/en/2.0/pages/configuration/elasticsearch.html#configuration
>>  
>> for further details.
>>
>> Cheers,
>> Jochen
>>
>> On Thursday, 28 July 2016 16:52:16 UTC+2, Nathan Mace wrote:
>>>
>>> I just installed Graylog + Mongo DB + Elastic Search on a Cent OS VM, 
>>> following the Graylog official documentation.  Working great.
>>>
>>> However, when the time comes that it isn't feasible to add additional 
>>> CPU and RAM to the VM and I need to add another Elastic Search Node, what 
>>> is the procedure for doing that to an existing "cluster" (even if that 
>>> existing cluster is a single VM).
>>>
>>> I think it would be something along these lines:
>>>
>>> Create VM, install Elastic Search
>>> Edit the Elastic Search config so it has the same cluster name as the 
>>> existing nodes
>>> Enable the following options:
>>>
>>> elasticsearch_discovery_zen_ping_multicast_enabled = false
>>> elasticsearch_discovery_zen_ping_unicast_hosts = 127.0.0.1:9300
>>>
>>>
>>> Start the new service
>>> Restart the existing Graylog + Elastic Search services.
>>>
>>> Am I missing anything?
>>>
>>> Nathan 
>>>
>>

-- 
You received this message because you are subscribed to the Google Groups 
"Graylog Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/graylog2/aad70ff3-769f-459f-aef9-f157e21bfadb%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to