Turn off HDFS Writer
You can turn off the HDFS writer when you are configuring and testing your system.
Turn off the HDFS index or writer using the following syntax in the
index.json file.
{
"elasticsearch": {
"index": "foo",
"enabled" : true
},
"hdfs": {
"index": "foo",
"batchSize": 100,
"enabled" : false
}
}