 There are currently several monitoring platforms to track HDFS performance, including Hortonworks, Cloudera, and Datadog.Hadoop works directly with any distributed file system that can be mounted by the underlying operating system by simply using a codice_1 URL; however, this comes at a price – the loss of locality.To reduce network traffic, Hadoop needs to know which servers are closest to the data, information that Hadoop-specific file system bridges can provide.