Answer / Surendra Kumar Das

The term 'non-DFS used' in the Hadoop web-console refers to any resources (such as files or directories) that are being used by a MapReduce job but are not part of the HDFS file system. This could include local files on the task nodes, which are sometimes used to optimize processing when necessary.

How is the option in Hadoop to skip the bad records?

1 Answers  

---

What is Safemode in Apache Hadoop?

1 Answers  

---

Is hadoop open source?

1 Answers  

---

How Mapper is instantiated in a running job?

1 Answers  

---

How to keep HDFS cluster balanced?

1 Answers  

---

What does /var/hadoop/pids do?

1 Answers  

---

How to restart Namenode?

1 Answers  

---

Is a job split into maps?

1 Answers  

---

What is yarn in hadoop?

1 Answers  

---

What is a block and block scanner in HDFS?

1 Answers  

---

How can I restart namenode?

1 Answers  

---

How can I install Cloudera VM in my system?

1 Answers  

---