On the Cassandra nodes, does the output from `netstat -anp | grep 9042` match the 10.5.0.20x interface? Are there any firewalls/NATs in place? You can try to connect from the opscenter node to the 10.5.0.201 node via cqlsh, and try to work from there.
Chris On Sun, Apr 10, 2016 at 5:18 AM, okan özdinç <oknoz...@gmail.com> wrote: > Hello Dear > > > down votefavorite > <http://stackoverflow.com/questions/36520163/datastax-opscenter-cant-connect-to-cassandra-all-hosts-tried-for-query-fail#> > > I have a two node and I installed DataStax OpsCenter on 10.5.0.201 but *I > give error ( Unable connect to any seed nodes )* when I create new > cluster on OpsCenter. Can you check my config ? > > *address.yaml ( 10.5.0.201 )* [image: enter image description here] > <http://i.stack.imgur.com/9J9el.png> > > *address.yaml ( 10.5.0.203 )* [image: enter image description here] > <http://i.stack.imgur.com/sFGtU.png> > > *nodetool status* [image: enter image description here] > <http://i.stack.imgur.com/X8LJe.png> > > *DataStax OpsCenter* [image: enter image description here] > <http://i.stack.imgur.com/rZq5v.png> > > *startup.log (10.5.0.201)* [image: enter image description here] > <http://i.stack.imgur.com/dTCQI.png> > > *agent.log ( 10.5.0.201 )* [image: enter image description here] > <http://i.stack.imgur.com/KxgkF.png> > > *Versions* > > - Python 2.6.6 > - java version "1.8.0_74" > - Java(TM) SE Runtime Environment (build 1.8.0_74-b02) Java > HotSpot(TM) 64-Bit Server VM (build 25.74-b02, mixed mode) > - OpsCenter 5.2.4 > > Best Regards >
