databaseRecord.add(d.getTime(),"Used",""+totalUsedNode);
databaseRecord.add(d.getTime(),"Free",""+totalFreeNode);
databaseRecord.add(d.getTime(),"Down",""+totalDownNode);
//Output NodeActivity info to database
output.collect(key, databaseRecord.buildChukwaRecord());
log.info("PbsNodeProcessor output 1 NodeActivity to database");
// INFO if you need to save NodeActivity info to HDFS
// use the following block