Database Reference
In-Depth Information
Figure 5-4 . Five Hadoop processes (underlined) running on a local box
2.
Copy the tweets file on HDFS:
// create /apress/tweetdata on HDFS
$HADOOP_HOME/bin/hadoop fs -mkdir /apress/
tweetdata
$HADOOP_HOME/bin/hadoop fs -put $DIR/tweets
/apress/tweetdata
Here tweets are stored under the HDFS directory: /apress/
tweetdata .
3.
Once data is copied, you may verify it using the web admin UI (local-
host:50070) by clicking on Browse the filesystem, as shown in Figure
5-5 . You see data is available using the Hadoop web UI console.
 
 
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