How to see the report of Hadoop Cluster from command line?

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Hi Guys,

I have configured Hadoop in the Local system. I want to see how much Datanodes are connected to the Cluster. How can I see that from the command line?

Sep 24 in Big Data Hadoop by akhtar
• 27,980 points
21 views

1 answer to this question.

0 votes

Hi@akhtar,

You can see the report of Hadoop Cluster from your command line. Hadoop has command to list down all the information from the command line as shown below.

$ hadoop dfsadmin -report
Configured Capacity: 10724814848 (9.99 GB)
Present Capacity: 8830468096 (8.22 GB)
DFS Remaining: 8830459904 (8.22 GB)
DFS Used: 8192 (8 KB)
DFS Used%: 0%
Under replicated blocks: 0
Blocks with corrupt replicas: 0
Missing blocks: 0
-------------------------------------------------
Datanodes available: 1 (1 total, 0 dead)
Name: 13.233.94.243:50010
Decommission Status : Normal
Configured Capacity: 10724814848 (9.99 GB)
DFS Used: 8192 (8 KB)
Non DFS Used: 1894346752 (1.76 GB)
DFS Remaining: 8830459904(8.22 GB)
DFS Used%: 0%
DFS Remaining%: 82.34%
Last contact: Thu Sep 24 18:14:47 UTC 2020
answered Sep 24 by MD
• 64,820 points

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