hadoop cluster example

gistfile1.clj

(cluster-spec :private
                {:jobtracker (node-group [:jobtracker :namenode])
                 :slaves     (slave-group 2)}
                :base-machine-spec {:os-family :ubuntu
                                    :os-version-matches "10.10"
                                    :os-64-bit true
                                    :min-ram (* 4 1024)}
                :base-props {:hdfs-site {:dfs.data.dir "/mnt/dfs/data"
                                         :dfs.name.dir "/mnt/dfs/name"}
                             :mapred-site {:mapred.task.timeout 300000
                                           :mapred.reduce.tasks 3
                                           :mapred.tasktracker.map.tasks.maximum 3
                                           :mapred.tasktracker.reduce.tasks.maximum 3
                                           :mapred.child.java.opts "-Xms1024m"}}))