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From John Pyeatt <john.pye...@singlewire.com>
Subject Re: Setting up a multi-node cluster
Date Wed, 28 Aug 2013 21:04:38 GMT
Have you verified that your firewall is configured for the cassandra
traffic. At the very least you need to make certain the following ports are
open between nodes: 7000, 7001, 7199, 9160, 61620 and 61621.


On Wed, Aug 28, 2013 at 12:36 AM, Dinesh <dinesh.gaddam@gmail.com> wrote:

> In my case rpc_address in both the nodes is set to 0.0.0.0 which means it
> listens on all interfaces. it has a larger scope (to listen on all
> localhost, ipv4, hostnames, ipv6 addresses) than providing just the
> hostname/ipv4 addresses
>
> anyway I initially checked that, but it's the same exception I got in this
> case also
>
>
>
>
> On Wed, Aug 28, 2013 at 10:40 AM, Naresh Yadav <nyadav.ait@gmail.com>wrote:
>
>>
>> You would need to configure rpc_address also with hostname/ips on both
>> the nodes.
>>
>> Naresh
>>
>> On Wed, Aug 28, 2013 at 10:15 AM, Dinesh <dinesh.gaddam@gmail.com> wrote:
>>
>>> Hi,
>>>
>>> I am trying to setup a two node Cassandra cluster
>>>
>>> Able to start the first node, but not seeing the following exception
>>> while starting the second node
>>>
>>> ERROR 17:31:34,315 Exception encountered during startup
>>> java.lang.IllegalStateException: Unable to contact any seeds!
>>>         at
>>> org.apache.cassandra.service.StorageService.bootstrap(StorageService.java:947)
>>>         at
>>> org.apache.cassandra.service.StorageService.joinTokenRing(StorageService.java:716)
>>>         at
>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:554)
>>>         at
>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:451)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:348)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:447)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:490)
>>> java.lang.IllegalStateException: Unable to contact any seeds!
>>>         at
>>> org.apache.cassandra.service.StorageService.bootstrap(StorageService.java:947)
>>>         at
>>> org.apache.cassandra.service.StorageService.joinTokenRing(StorageService.java:716)
>>>         at
>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:554)
>>>         at
>>> org.apache.cassandra.service.StorageService.initServer(StorageService.java:451)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:348)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:447)
>>>         at
>>> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:490)
>>> Exception encountered during startup: Unable to contact any seeds!
>>> ERROR 17:31:34,322 Exception in thread
>>> Thread[StorageServiceShutdownHook,5,main]
>>> java.lang.NullPointerException
>>>         at
>>> org.apache.cassandra.service.StorageService.stopRPCServer(StorageService.java:321)
>>>         at
>>> org.apache.cassandra.service.StorageService.shutdownClientServers(StorageService.java:370)
>>>         at
>>> org.apache.cassandra.service.StorageService.access$000(StorageService.java:88)
>>>
>>>
>>>
>>>
>>> =============================
>>> My yaml configuration files have these modified
>>>
>>>
>>> first node yaml
>>> ---------------
>>> initial_token: -9223372036854775808 # generated this using tokengen tool
>>> seeds: "10.96.19.207" # which is the IP of first node
>>> listen_address: 10.96.19.207 # which is the IP of first node itself
>>> rpc_address: 0.0.0.0
>>>
>>> second node yaml
>>> ----------------
>>> initial_token: 0
>>> seeds: "10.96.19.207" # which is the IP of first node
>>> listen_address: 10.96.10.223 # which is the IP of second node
>>> rpc_address: 0.0.0.0
>>>
>>>
>>> ==================
>>>
>>> Can anyone please help me what went wrong with my configuration?
>>>
>>> Regards
>>> Dinesh
>>>
>>>
>>>
>>>
>>
>>
>>
>
>
> --
> Regards
> Dinesh
>



-- 
John Pyeatt
Singlewire Software, LLC
www.singlewire.com
------------------
608.661.1184
john.pyeatt@singlewire.com

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