On Mar 30, 2009, at 3:53 AM, deepya wrote:


Do you mean to say the node from which we want to access hdfs should also have hadoop installed on it??If that is the case then doesnt that node also
become apart of the cluster??

Yes. You need the Hadoop client installed to access HDFS. You also need direct access from the client node to the data node - or you need to use some other method to bridge the internal cluster and the external client. We use a GridFTP server to set between HDFS and remote WAN clients and achieve multiple Gbps.

Brian



Can you please be a bit more clear

Sagar Naik-3 wrote:

Yes u can
Java Client :
Copy the conf dir (same as one on namenode/datanode) and hadoop jars
shud be in the classpath of client
Non Java Client :
http://wiki.apache.org/hadoop/MountableHDFS



-Sagar

-Sagar

deepya wrote:
Hi,
I am SreeDeepya doing MTech in IIIT.I am working on a project named
cost
effective and scalable storage server.I configured a small hadoop cluster with only two nodes one namenode and one datanode.I am new to hadoop.
I have a small doubt.

Can a system not in the hadoop cluster access the namenode or the
datanode????If yes,then can you please tell me the necessary
configurations
that has to be done.

Thanks in advance.

SreeDeepya




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