Which Command Is Used To Verify If The Hdfs Is Corrupt Or Not? – InterviewSolution

1.

Which Command Is Used To Verify If The Hdfs Is Corrupt Or Not?

Answer»

Hadoop FSCK (FILE System Check) COMMAND is used to check MISSING BLOCKS.

Hadoop FSCK (File System Check) command is used to check missing blocks.

Discussion

No Comment Found

Related InterviewSolutions

Explain About The Different Configuration Files And Where Are They Located.?
You Increase The Replication Level But Notice That The Data Is Under Replicated. What Could Have Gone Wrong?
How Can You Add And Remove Nodes From The Hadoop Cluster?
If Hadoop Spawns 100 Tasks For A Job And One Of The Job Fails. What Does Hadoop Do?
How Often Should The Namenode Be Reformatted?
What Is The Best Practice To Deploy A Secondary Namenode?
The Mapred.output.compress Property Is Set To True, To Make Sure That All Output Files Are Compressed For Efficient Space Usage On The Hadoop Cluster. In Case Under A Particular Condition If A Cluster User Does Not Require Compressed Data For A Job. What Would You Suggest That He Do?
What Are The Network Requirements To Run Hadoop?
Which Is The Best Operating System To Run Hadoop?
Is It Possible To Copy Files Across Multiple Clusters? If Yes, How Can You Accomplish This?