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From Dinesh <dinesh.gad...@gmail.com>
Subject Re: Setting up a multi-node cluster
Date Thu, 29 Aug 2013 08:18:18 GMT
Facing the same issue with rpc_address set to the same as listen address on
both nodes

Checked with having
in first node - rpc_address: 10.96.10.207
in second node - rpc_address: 10.96.10.223



On Thu, Aug 29, 2013 at 12:40 PM, Andrew Cobley <a.e.cobley@dundee.ac.uk>wrote:

>  Have you tried setting rpc_address to the same as listen_address ?
>
>
>  Andy
>
>  On 29 Aug 2013, at 07:47, Dinesh <dinesh.gaddam@gmail.com> wrote:
>
>  My first node is running and second node is not running in this case
>
>  I tried telnet from second node to first node. Following is the stdout
>
> # telnet 10.96.10.207 7000
> Trying 10.96.10.207...
> Connected to 10.96.10.207.
> Escape character is '^]'.
> quit
>  Connection closed by foreign host.
>
>  I see the same output for 7199 & 9160 ports. is this correct. I am not
> seeing the telnet session as something like telnet>
> ----------
> But when I tried with 7001. I am seeing the below output
>
>  # telnet 10.96.10.207 7001
> Trying 10.96.10.207...
> telnet: connect to address 10.96.10.207: Connection refused
>
>  I see the same output for 61620 & 61621 ports
> ----------
>
>  Please suggest
>
>
>
> On Thu, Aug 29, 2013 at 11:23 AM, Andrey Ilinykh <ailinykh@gmail.com>wrote:
>
>>  To be sure ports are open try to connect from one node to  another:
>>
>>  telnet <node ip> 7000
>>
>>  try all ports.
>>
>>  Andrey
>>
>>
>> On Wed, Aug 28, 2013 at 10:41 PM, Dinesh <dinesh.gaddam@gmail.com> wrote:
>>
>>> Hi John,
>>>
>>>  I had my firewall disabled in both the nodes
>>> To make sure. I checked it
>>> # rcSuSEfirewall2 status
>>>  Checking the status of SuSEfirewall2
>>>                                                                      unused
>>>
>>>  if it's, on it says running
>>>
>>>  Please suggest the further steps, where to look and troubleshoot, if
>>> you have any idea
>>>
>>>
>>>
>>>
>>>
>>>
>>> On Thu, Aug 29, 2013 at 2:34 AM, John Pyeatt <john.pyeatt@singlewire.com
>>> > wrote:
>>>
>>>> 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
>>>>
>>>
>>>
>>>
>>>  --
>>> Regards
>>> Dinesh
>>>
>>
>>
>
>
>  --
> Regards
> Dinesh
>
>
>
> The University of Dundee is a registered Scottish Charity, No: SC015096
>



-- 
Regards
Dinesh

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