One suggestion I have, after recent experience setting up a cluster, is that Cassandra can provide better troubleshooting information to novice such as I.
e.g. listen address for seed node (node whose public IP is the same as the address given in seeds) shouldn't be set to localhost. Thanks On Tue, Feb 9, 2016 at 5:09 PM, Stefania Alborghetti < stefania.alborghe...@datastax.com> wrote: > Can you make sure you changed the listen address on both hosts, using > their respective public IP address and that the seeds and cluster name are > the same on both hosts. The seeds should contain the public IP of the seed > node. > > Then verify you can telnet from one host to the other and vice-versa using > the internode port. This is normally 7000, the storage port in the yaml > file. > > If you are still having problems, you can log at TRACE level in > conf/logback.xml, this should log connection errors and gossip exchanges. > > > > > On Wed, Feb 10, 2016 at 2:28 AM, Ted Yu <yuzhih...@gmail.com> wrote: > >> On XX.YY : >> >> # service iptables status >> iptables: Firewall is not running. >> >> I put public IP address for listen address on a non-seed node. I still >> got: >> >> INFO 18:14:17 OutboundTcpConnection using coalescing strategy DISABLED >> ERROR 18:14:48 Exception encountered during startup >> java.lang.RuntimeException: Unable to gossip with any seeds >> at org.apache.cassandra.gms.Gossiper.doShadowRound(Gossiper.java:1337) >> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >> at >> org.apache.cassandra.service.StorageService.checkForEndpointCollision(StorageService.java:541) >> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >> at >> org.apache.cassandra.service.StorageService.prepareToJoin(StorageService.java:789) >> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >> >> Cheers >> >> On Mon, Feb 8, 2016 at 5:36 PM, Stefania Alborghetti < >> stefania.alborghe...@datastax.com> wrote: >> >>> Have you checked that you can telnet from one node to the other using >>> the same ip and the internode port? >>> >>> I would put the public IP addresses of the seeds in the seed list and >>> set the listen address to the public IP address for each node. >>> >>> There was a similar discussion >>> <https://mail-archives.apache.org/mod_mbox/cassandra-user/201602.mbox/%3CCAEQiCCVC3AygJAiPOVJJ4uG2wYQbgihEkbA_1BoBNUYc1uKaLw%40mail.gmail.com%3E> >>> recently that might help. >>> >>> On Tue, Feb 9, 2016 at 8:48 AM, Ted Yu <yuzhih...@gmail.com> wrote: >>> >>>> Thanks for the help, Stefania. >>>> By using "127.0.0.1" , I was able to start Cassandra on that seed node >>>> (XX.YY). >>>> However, on other nodes, I pointed seed to XX.YY and observed the >>>> following ? >>>> What did I miss ? >>>> >>>> >>>> INFO [main] 2016-02-08 16:44:56,607 OutboundTcpConnection.java:97 - >>>> OutboundTcpConnection using coalescing strategy DISABLED >>>> ERROR [main] 2016-02-08 16:45:27,626 CassandraDaemon.java:581 - >>>> Exception encountered during startup >>>> java.lang.RuntimeException: Unable to gossip with any seeds >>>> at >>>> org.apache.cassandra.gms.Gossiper.doShadowRound(Gossiper.java:1337) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at >>>> org.apache.cassandra.service.StorageService.checkForEndpointCollision(StorageService.java:541) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at >>>> org.apache.cassandra.service.StorageService.prepareToJoin(StorageService.java:789) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at >>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:721) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at >>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:612) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at >>>> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:389) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at com.datastax.bdp.server.DseDaemon.setup(DseDaemon.java:335) >>>> ~[dse-core-4.8.4.jar:4.8.4] >>>> at >>>> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:564) >>>> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046] >>>> at com.datastax.bdp.DseModule.main(DseModule.java:74) >>>> [dse-core-4.8.4.jar:4.8.4] >>>> INFO [Thread-2] 2016-02-08 16:45:27,629 DseDaemon.java:418 - DSE >>>> shutting down... >>>> >>>> On Mon, Feb 8, 2016 at 4:25 PM, Stefania Alborghetti < >>>> stefania.alborghe...@datastax.com> wrote: >>>> >>>>> CASSANDRA-8072 is not going to help you because the code that fails >>>>> (checkForEndpointCollision()) should not execute for seeds. >>>>> >>>>> I think the problem is that there are no seeds in cassandra.yaml: >>>>> >>>>> - seeds: "XX.YY" >>>>> >>>>> If listen_address is localhost then try: >>>>> >>>>> - seeds: "127.0.0.1" >>>>> >>>>> >>>>> On Tue, Feb 9, 2016 at 5:58 AM, Ted Yu <yuzhih...@gmail.com> wrote: >>>>> >>>>>> If I apply the fix from CASSANDRA-8072 onto a 2.1.12 cluster, which >>>>>> files should I replace ? >>>>>> >>>>>> Thanks >>>>>> >>>>>> On Mon, Feb 8, 2016 at 1:07 PM, Bhuvan Rawal <bhu1ra...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Your config looks fine to me, i tried reproducing the scenario by >>>>>>> setting localhost in listen_address,rpc_address and seed list, and it >>>>>>> worked fine, I had earlier the node local ip in the 3 fields and it was >>>>>>> working fine. >>>>>>> >>>>>>> Looks like there is some other issue here. >>>>>>> >>>>>>> On Tue, Feb 9, 2016 at 12:49 AM, Ted Yu <yuzhih...@gmail.com> wrote: >>>>>>> >>>>>>>> Here it is: >>>>>>>> http://pastebin.com/QEdjtAj6 >>>>>>>> >>>>>>>> XX.YY is localhost in this case. >>>>>>>> >>>>>>>> On Mon, Feb 8, 2016 at 11:03 AM, Bhuvan Rawal <bhu1ra...@gmail.com> >>>>>>>> wrote: >>>>>>>> >>>>>>>>> could you paste your cassandra.yaml here, except for commented out >>>>>>>>> lines? >>>>>>>>> >>>>>>>>> On Tue, Feb 9, 2016 at 12:30 AM, Ted Yu <yuzhih...@gmail.com> >>>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> The issue I described was observed on the seed node. >>>>>>>>>> >>>>>>>>>> Both rpc_address and listen_address point to localhost. >>>>>>>>>> >>>>>>>>>> bq. What addresses are there in the seed list? >>>>>>>>>> >>>>>>>>>> The IP of the seed node. >>>>>>>>>> >>>>>>>>>> I haven't come to starting non-seed node(s) yet. >>>>>>>>>> >>>>>>>>>> Thanks for the quick response. >>>>>>>>>> >>>>>>>>>> On Mon, Feb 8, 2016 at 10:50 AM, Bhuvan Rawal < >>>>>>>>>> bhu1ra...@gmail.com> wrote: >>>>>>>>>> >>>>>>>>>>> Hi Ted, >>>>>>>>>>> >>>>>>>>>>> Have you specified the listen_address and rpc_address? What >>>>>>>>>>> addresses are there in the seed list? >>>>>>>>>>> >>>>>>>>>>> Have you started seed first and after waiting for 30 seconds >>>>>>>>>>> started other nodes? >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Tue, Feb 9, 2016 at 12:14 AM, Ted Yu <yuzhih...@gmail.com> >>>>>>>>>>> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hi, >>>>>>>>>>>> I am trying to setup a cluster with DSE 4.8.4 >>>>>>>>>>>> >>>>>>>>>>>> I added the following >>>>>>>>>>>> in resources/cassandra/conf/cassandra.yaml : >>>>>>>>>>>> >>>>>>>>>>>> cluster_name: 'cass' >>>>>>>>>>>> >>>>>>>>>>>> which resulted in: >>>>>>>>>>>> >>>>>>>>>>>> http://pastebin.com/27adxKTM >>>>>>>>>>>> >>>>>>>>>>>> This seems to be resolved by CASSANDRA-8072 >>>>>>>>>>>> >>>>>>>>>>>> My question is whether there is workaround ? >>>>>>>>>>>> If not, when can I expect 2.1.13 release ? >>>>>>>>>>>> >>>>>>>>>>>> Thanks >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> >>>>> [image: datastax_logo.png] <http://www.datastax.com/> >>>>> >>>>> Stefania Alborghetti >>>>> >>>>> Apache Cassandra Software Engineer >>>>> >>>>> |+852 6114 9265| stefania.alborghe...@datastax.com >>>>> >>>>> >>>>> >>>>> >>>> >>> >>> >>> -- >>> >>> >>> [image: datastax_logo.png] <http://www.datastax.com/> >>> >>> Stefania Alborghetti >>> >>> Apache Cassandra Software Engineer >>> >>> |+852 6114 9265| stefania.alborghe...@datastax.com >>> >>> >>> >>> >> > > > -- > > > [image: datastax_logo.png] <http://www.datastax.com/> > > Stefania Alborghetti > > Apache Cassandra Software Engineer > > |+852 6114 9265| stefania.alborghe...@datastax.com > > > >
