Hadoop configuration
Now, we must set up the Hadoop Configuration file to point to the Ganglia servers.
Metrics1
Update the hadoop-metrics.properties
file with the following lines:
dfs.class=org.apache.hadoop.metrics.ganglia.GangliaContext31 dfs.period=10 dfs.servers=192.168.1.10:8649 mapred.class=org.apache.hadoop.metrics.ganglia.GangliaContext31 mapred.period=10 mapred.servers=192.168.1.10:8649 jvm.class=org.apache.hadoop.metrics.ganglia.GangliaContext31 jvm.period=10 jvm.servers=192.168.1.10:8649 rpc.class=org.apache.hadoop.metrics.ganglia.GangliaContext31 rpc.period=10 rpc.servers=192.168.1.10:8649 ugi.class=org.apache.hadoop.metrics.ganglia.GangliaContext31 ugi.period=10 ugi.servers=192.168.1.10:8649
Metrics2
Update the hadoop-metrics2.properties
file with the following lines:
namenode.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31 namenode.sink.ganglia.period=30 namenode.sink.ganglia.servers=192.168.1.10:8649 datanode.sink.ganglia.class=org.apache.hadoop.metrics2...