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MapReduce >> mail # user >> about replication


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Re: about replication
You cannot physically see the HDFS files and directories through local FS.
Either use HDFS shell or HDFS webUI(namenode_machine:50070).

Warm Regards,
Tariq
cloudfront.blogspot.com
On Mon, Aug 5, 2013 at 4:46 PM, Irfan Sayed <[EMAIL PROTECTED]> wrote:

> thanks mohammad
> i ran the below command on NameNode
>
> $ ./hadoop dfs -mkdir /wksp
>
> and the "wksp" dir got created in c:\ ( as i have windows environment)
>
> now , when i log in to one of the DataNode , then i am not able to see
> c:\wksp
>
> any issue ?
> please suggest
>
> regards
>
>
>
>
>
> On Mon, Aug 5, 2013 at 3:03 PM, Mohammad Tariq <[EMAIL PROTECTED]> wrote:
>
>> Hello Irfan,
>>
>> You can find all the answers from HDFS architecture guide<http://hadoop.apache.org/docs/stable/hdfs_design.html>.
>> See the section Data Organization<http://hadoop.apache.org/docs/stable/hdfs_design.html#Data+Organization>in particular for this question.
>>
>> Warm Regards,
>> Tariq
>> cloudfront.blogspot.com
>>
>>
>> On Mon, Aug 5, 2013 at 12:23 PM, Irfan Sayed <[EMAIL PROTECTED]>wrote:
>>
>>> hi,
>>>
>>> i have setup the two node apache hadoop cluster on windows environment
>>> one is namenode and another is datanode
>>>
>>> everything is working fine.
>>> one thing which i need to know is , how the replication starts
>>> if i create a.txt in namenode , how it will be appeared in datanodes
>>>
>>> please suggest
>>>
>>> regards
>>>
>>>
>>
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB