I update it in cassandra.topology.properties ?
it has this for the 2 cassandra folders:
127.0.0.1=DC1:r1
127.0.0.2=DC1:r1
default=DC1:r1
2012/5/26 Pierre Chalamet <pie...@chalamet.net>
> **
> Your datacenter is 'datacenter1' not 'DC1'.
> - Pierre
> ------------------------------
> *From: * Cyril Auburtin <cyril.aubur...@gmail.com>
> *Date: *Sat, 26 May 2012 16:51:38 +0200
> *To: *<user@cassandra.apache.org>
> *ReplyTo: * user@cassandra.apache.org
> *Subject: *Re: NetworkTopologyStrategy with 1 node
>
> Here is what happen with 2 cassandra nodes
>
> I use 127.0.0.1 and 127.0.0.2 which is pingable but doesn't resolve to
> anything
>
> tic@_:/home/tic/cassandra1.1/bin$ nslookup 127.0.0.2
> Server: 138.96.0.10
> Address: 138.96.0.10#53
>
> ** server can't find 2.0.0.127.in-addr.arpa.: NXDOMAIN
>
> tic@_:/home/tic/cassandra1.1/bin$ nslookup 127.0.0.1
> Server: 138.96.0.10
> Address: 138.96.0.10#53
>
> 1.0.0.127.in-addr.arpa name = localhost.
>
> nodes are in this ring:
>
> tic@_:/home/tic/cassandra1.1/bin$ ./nodetool -h 127.0.0.1 -p 4202 ring
> Note: Ownership information does not include topology, please specify a
> keyspace.
> Address DC Rack Status State Load
> Owns Token
>
> 85070591730234615865843651857942052864
> 127.0.0.1 datacenter1 rack1 Up Normal 20.1 KB
> 50.00% 0
> 127.0.0.2 datacenter1 rack1 Up Normal 9.09 KB
> 50.00% 85070591730234615865843651857942052864
>
> tic@_:/home/tic/cassandra1.1/bin$ ./nodetool -h 127.0.0.1 -p 4202 info
> Token : 0
> Gossip active : true
> Load : 20.1 KB
> Generation No : 1338042981
> Uptime (seconds) : 33
> Heap Memory (MB) : 19.61 / 490.00
> Data Center : datacenter1
> Rack : rack1
> Exceptions : 0
> Key Cache : size 480 (bytes), capacity 25165824 (bytes), 7 hits, 14
> requests, 0.500 recent hit rate, 14400 save period in seconds
> Row Cache : size 0 (bytes), capacity 0 (bytes), 0 hits, 0 requests,
> NaN recent hit rate, 0 save period in seconds
>
> then I do
> tic@_:/home/tic/cassandra1.1/bin$ ./cassandra-cli -h 127.0.0.1 -p 4201
> --jmxport 4202
> Connected to: "Test Cluster" on 127.0.0.1/4201
> Welcome to Cassandra CLI version 1.1.0
>
> Type 'help;' or '?' for help.
> Type 'quit;' or 'exit;' to quit.
>
> [default@unknown] create keyspace ks with strategy_options = [{DC1:1}]
> and placement_strategy ='NetworkTopologyStrategy';
> WARNING: [{}] strategy_options syntax is deprecated, please use {}
> 619d6daf-d58a-3f60-9928-f9546ca1bcae
> Waiting for schema agreement...
> ... schemas agree across the cluster
> [default@unknown] use ks;
> Authenticated to keyspace: ks
> [default@ks] create column family rr WITH key_validation_class=UTF8Type
> and comparator = UTF8Type and column_metadata = [{column_name: boo,
> validation_class: UTF8Type}];
> dcbf362a-ef30-305f-bc58-debc73d0f61a
> Waiting for schema agreement...
> ... schemas agree across the cluster
> [default@ks] set rr['1']['boo'] = '1';
> null
> UnavailableException()
> at
> org.apache.cassandra.thrift.Cassandra$insert_result.read(Cassandra.java:15898)
> at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:78)
> at
> org.apache.cassandra.thrift.Cassandra$Client.recv_insert(Cassandra.java:788)
> at
> org.apache.cassandra.thrift.Cassandra$Client.insert(Cassandra.java:772)
> at org.apache.cassandra.cli.CliClient.executeSet(CliClient.java:896)
> at
> org.apache.cassandra.cli.CliClient.executeCLIStatement(CliClient.java:213)
> at
> org.apache.cassandra.cli.CliMain.processStatementInteractive(CliMain.java:219)
> at org.apache.cassandra.cli.CliMain.main(CliMain.java:346)
>
>
> It works of course with a simpleStrategy keyspace
>
> thanks for your help
>
> Does the problem comes from using multiple localhost node?
>
>
