Thanks Jochen for quick answer. Yes I had some problems when starting up 
because initially I wrote both in elasticsearch and in graylog conf files 
that the nodes are masters.
Then I changed it so that only one conf has  master true and it started ok.

Regards,
Lec

Dne torek, 19. april 2016 12.24.01 UTC+2 je oseba Jochen Schalanda napisala:
>
> Hi,
>
> this is perfectly normal as Graylog joins the Elasticsearch cluster as a 
> client node (i. e. not used as master node and doesn't store any data).
>
> Cheers,
> Jochen
>
> On Tuesday, 19 April 2016 11:32:34 UTC+2, [email protected] wrote:
>>
>> Hello,
>>
>> I set up quite simple envirinment, graylog version 1.7, also elastic 
>> search is on same node.
>> Data is received and WEb gui looks fine. Now I "discovered" elasticsearch 
>> CAT commands and I am surpised that
>> cat/nodes shows not 1  node runnig, but actually 2.  I looked in the 
>> logfiles and I see, when I start elasticsearch, the 
>> node Deathurge is started.  When I start graylog service, another node 
>> with name graylog2-server is started.
>> Is this usual behavior that there are actually 2 nodes shown ??
>>
>> [glog@graylog1]$ curl 'http://localhost:9200/_cat/nodes?v'
>> host           ip            heap.percent ram.percent load node.role 
>> master name
>>
>> graylog1 10.234.102.12           46          26 0.00 c         -      
>> graylog2-server
>> graylog1 10.234.102.12           34          26 0.00 d         m      
>> Deathurge
>>
>> Thanks.
>>
>>
>>

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