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Mining 911 Emergency calls using Apache Hadoop

Some useful commands

# Mount the shared folder in cloudera VM
sudo mount -t vmhgfs .host:/ mnt/

# Make a new folder in the HDFS
hadoop fs -mkdir b2bua/input

# Scp a file into the HDFS
hadoop fs -put ~/_toremove/INb2bua_test.log  b2bua/input/

# Scp from HDFS to local
hadoop fs -copyToLocal /results .

# List files in the HDFS.
hadoop dfs -ls /bigdata13/input

# Cat the given path from the HDFS.
hadoop dfs -cat /bigdata13/output/part-00000

Hadoop diagrams

Result graphs