Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-05 Thread S.L
when you say /etc/hosts/ file , you mean only on the master of on both the master and slaves? On Tue, Aug 5, 2014 at 1:20 AM, Satyam Singh satyam.si...@ericsson.com wrote: You have not given namenode uri in /etc/hosts file , thus it can't resolve it to ipaddress and your namenode would

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-05 Thread Wellington Chevreuil
You should have /etc/hosts properly configured on all your cluster nodes. On 5 Aug 2014, at 07:28, S.L simpleliving...@gmail.com wrote: when you say /etc/hosts/ file , you mean only on the master of on both the master and slaves? On Tue, Aug 5, 2014 at 1:20 AM, Satyam Singh

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-05 Thread hadoop hive
Remove the entry from dfs.exclude if there is any On Aug 4, 2014 3:28 AM, S.L simpleliving...@gmail.com wrote: Hi All, I am trying to set up a Apache Hadoop 2.3.0 cluster , I have a master and three slave nodes , the slave nodes are listed in the $HADOOP_HOME/etc/hadoop/slaves file and I can

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-05 Thread S.L
There is no entry there. Sent from my HTC - Reply message - From: hadoop hive hadooph...@gmail.com To: user@hadoop.apache.org Subject: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster. Date: Tue, Aug 5, 2014 6:36 AM Remove the entry from dfs.exclude if there is

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-04 Thread S.L
The contents are 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 On Sun, Aug 3, 2014 at 11:21 PM, Ritesh Kumar Singh riteshoneinamill...@gmail.com wrote: check the contents of

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-04 Thread Satyam Singh
You have not given namenode uri in /etc/hosts file , thus it can't resolve it to ipaddress and your namenode would also be not started. Preferable practice is to start your cluster through start-dfs.sh command, it implicitly starts first namenode and then all its datanodes. Also make sure you

Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-03 Thread S.L
Hi All, I am trying to set up a Apache Hadoop 2.3.0 cluster , I have a master and three slave nodes , the slave nodes are listed in the $HADOOP_HOME/etc/hadoop/slaves file and I can telnet from the slaves to the Master Name node on port 9000, however when I start the datanode on any of the slaves

Re: Datanode not allowed to connect to the Namenode in Hadoop 2.3.0 cluster.

2014-08-03 Thread Ritesh Kumar Singh
check the contents of '/etc/hosts' file On Mon, Aug 4, 2014 at 3:27 AM, S.L simpleliving...@gmail.com wrote: Hi All, I am trying to set up a Apache Hadoop 2.3.0 cluster , I have a master and three slave nodes , the slave nodes are listed in the $HADOOP_HOME/etc/hadoop/slaves file and I can