I think as Jeff mentioned it sounds like a configuration issue, are you sure you are using the same configmap/however it's being passed in and just throwing out ideas, maybe the pods are behind a http proxy and you may have forgotten to pass in the env vars?
On 6 December 2017 at 08:45, Jeff Jirsa <jji...@gmail.com> wrote: > I don't have any k8 clusters to test with, but do you know how your yaml > translates to cassandra.yaml ? What are the listen/broadcast addresses > being set? > > > On Tue, Dec 5, 2017 at 6:09 AM, Marek Kadek -T (mkadek - CONSOL PARTNERS > LTD at Cisco) <mka...@cisco.com> wrote: > >> We are experiencing following issues with Cassandra on our kubernetes >> clusters: >> >> ``` >> >> @ kubectl exec -it cassandra-cassandra-0 -- tail >> /var/log/cassandra/debug.log >> >> DEBUG [MessagingService-Outgoing-localhost/127.0.0.1-Gossip] 2017-12-05 >> 09:02:06,560 OutboundTcpConnection.java:545 - Unable to connect to >> localhost/127.0.0.1 >> >> java.net.ConnectException: Connection refused >> >> at sun.nio.ch.Net.connect0(Native Method) ~[na:1.8.0_131] >> >> at sun.nio.ch.Net.connect(Net.java:454) ~[na:1.8.0_131] >> >> at sun.nio.ch.Net.connect(Net.java:446) ~[na:1.8.0_131] >> >> at sun.nio.ch.SocketChannelImpl.c >> onnect(SocketChannelImpl.java:648) ~[na:1.8.0_131] >> >> at org.apache.cassandra.net.Outbo >> undTcpConnectionPool.newSocket(OutboundTcpConnectionPool.java:146) >> ~[apache-cassandra-3.11.0.jar:3.11.0] >> >> at org.apache.cassandra.net.Outbo >> undTcpConnectionPool.newSocket(OutboundTcpConnectionPool.java:132) >> ~[apache-cassandra-3.11.0.jar:3.11.0] >> >> at org.apache.cassandra.net.Outbo >> undTcpConnection.connect(OutboundTcpConnection.java:433) >> [apache-cassandra-3.11.0.jar:3.11.0] >> >> at org.apache.cassandra.net.Outbo >> undTcpConnection.run(OutboundTcpConnection.java:262) >> [apache-cassandra-3.11.0.jar:3.11.0] >> >> ``` >> >> >> >> Basically, it’s tons and tons of the same message over and over (on all >> clusters, all C* nodes). It tries roughly 4-5 times a second to open a tcp >> connection to localhost (?) for gossiping. >> >> >> >> What we know: >> >> - does not happen on Cassandra 3.0.15, but happen on 3.11.1 (same >> configuration). >> >> - does happen even on minikube-single-Cassandra “cluster”. >> >> - does not happen on docker-compose Cassandra cluster, only on kubernetes >> one. >> >> >> >> Our configuration is pretty much this helm chart: >> https://github.com/kubernetes/charts/blob/master/incubator/c >> assandra/values.yaml >> >> >> >> Do you have any idea what it could be related to? >> >> >> > >