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From Amandeep Khurana <ama...@gmail.com>
Subject Re: Java client connection to HBase 0.20.1 problem
Date Mon, 02 Nov 2009 11:46:30 GMT
Restart the network interfaces after you edit the hosts file:

sudo /etc/init.d/networking restart

On Mon, Nov 2, 2009 at 3:44 AM, Amandeep Khurana <amansk@gmail.com> wrote:
>
> Add the following in your /etc/hosts
>
> <ip address> <hostname>
>
> That might be the problem
>
> On Mon, Nov 2, 2009 at 3:38 AM, Sławek Trybus <slawek.trybus@gmail.com>
wrote:
>>
>> Hi to everyone in the forum!
>>
>> I'm getting started with HBase 0.20.1 and I'm trying to prepare dev
>> environment for web application development based on HBase as storage.
>>
>> In my test desktop java application I'm getting console output like this:
>>
>> 09/11/02 01:59:57 INFO zookeeper.ZooKeeper: Client
>> environment:user.dir=C:\Data\Users\slawek\workspace\HBaseTestClient
>> 09/11/02 01:59:57 INFO zookeeper.ZooKeeper: Initiating client connection,
>> connectString=192.168.219.129:2181 sessionTimeout=60000
>>
watcher=org.apache.hadoop.hbase.client.HConnectionManager$ClientZKWatcher@4741d6
>> 09/11/02 01:59:57 INFO zookeeper.ClientCnxn:
zookeeper.disableAutoWatchReset
>> is false
>> 09/11/02 01:59:57 INFO zookeeper.ClientCnxn: Attempting connection to
server
>> /192.168.219.129:2181
>> 09/11/02 01:59:57 INFO zookeeper.ClientCnxn: Priming connection to
>> java.nio.channels.SocketChannel[connected local=/192.168.219.1:54027
remote=/
>> 192.168.219.129:2181]
>> 09/11/02 01:59:57 INFO zookeeper.ClientCnxn: Server connection successful
>> *09/11/02 01:59:59 INFO ipc.HbaseRPC: Server at /127.0.0.1:35565 could
not
>> be reached after 1 tries, giving up.*
>> *09/11/02 02:00:02 INFO ipc.HbaseRPC: Server at /127.0.0.1:35565 could
not
>> be reached after 1 tries, giving up.*
>> this info is appearing with no end -> *09/11/02 02:00:05 INFO
ipc.HbaseRPC:
>> Server at /127.0.0.1:35565 could not be reached after 1 tries, giving
up.*
>> ...
>>
>>
>> I'm working on Windows Vista (running my java client application in
eclipse)
>> and HBase is installed on Ubuntu 9.04 installed on VMware. Ubuntu virtual
>> machine has IP 192.168.219.129.
>> On Ubuntu I have installed Hadoop 0.20.1 and HBase 0.20.1 working in
>> Pseudo-Distributed Mode.
>>
>> Hadoop conf files on Ubuntu:
>>
>> *conf/core-site.xml*
>> <?xml version="1.0"?>
>> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
>> <configuration>
>> <property>
>> <name>*fs.default.name*</name>
>> <value>*hdfs://localhost:9000*</value>
>> </property>
>> </configuration>
>>
>> *conf/hdfs-site.xml*
>> <?xml version="1.0"?>
>> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
>> figuration>
>> <property>
>> <name>*dfs.replication*</name>
>> <value>*1*</value>
>> </property>
>> </configuration>
>>
>>
>> *conf/hdfs-site.xml*
>> <?xml version="1.0"?>
>> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
>> <configuration>
>> <property>
>> <name>*mapred.job.tracker*</name>
>> <value>*localhost:9001*</value>
>> </property>
>> </configuration>
>>
>>
>> HBase conf file on Ubuntu
>>
>> *conf/hbase-site.xml*
>> <?xml version="1.0"?>
>> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
>> <configuration>
>>  <property>
>>    <name>*h**base.rootdir*</name>
>>    <value>*hdfs://localhost:9000/hbase*</value>
>>    </description>
>>  </property>
>> </configuration>
>>
>>
>>
>> In *classpath *of my java application there are all HBase jars and *
>> hbase-site.xml* file with content:
>> <?xml version="1.0"?>
>> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
>> <configuration>
>>  <property>
>>    <name>*hbase.rootdir*</name>
>>    <value>*hdfs://192.168.219.129:9000/hbase*</value>
>>    </description>
>>  </property>
>>  <property>
>>    <name>*hbase.zookeeper.quorum*</name>
>>    <value>*192.168.219.129*</value>
>>  </property>
>> </configuration>
>>
>>
>> When I'm connecting to HBase by shell it's working perfectly.
>> I know that there might be a problem bas content of */etc/hosts* file in
>> Ubuntu; mine is like this:
>>
>> *127.0.0.1 localhost ubuntu*
>> # 127.0.1.1 ubuntu.localdomain ubuntu
>> # The following lines are desirable for IPv6 capable hosts
>> # ::1 ip6-localhost ip6-loopback
>> fe00::0 ip6-localnet
>> ff00::0 ip6-mcastprefix
>> ff02::1 ip6-allnodes
>> ff02::2 ip6-allrouters
>> ff02::3 ip6-allhosts
>>
>>
>> I don't know what's wrong in my configuration.
>> If you could advice I'd be very appreciate because now I can't go further
>> with my HBase.
>> Slawek
>

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