Checksum verification in Hadoop

0 votes

Hi Team,

I have moved files to Hadoop (HDFS) from a Linux server. I would like to make sure the files on the HDFS have no corruption after they are copied by checking the checksum. How can I do that?

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,614 views

1 answer to this question.

0 votes

Hi@akhtar,

Hadoop filesystem has Command to check the checksum of an uploaded file in HDFS. You can use the below command to do that.

$ hadoop fs -checksum /project1/file.txt
answered Oct 15, 2020 by MD
 • 95,460 points

Related Questions In Big Data Hadoop

+1 vote
1 answer

Is Hadoop only Framework in Big Data Ecosystem ?

Actually there are many other frameworks, one of ...READ MORE

answered Mar 26, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 935 views
0 votes
7 answers

How to run a jar file in hadoop?

I used this command to run my ...READ MORE

answered Dec 10, 2018 in Big Data Hadoop by Dasinto
 • 26,568 views
+1 vote
1 answer

Is it necessary to use Zookeeper in Hadoop Stack?

ZooKeeper is a centralized service for maintaining ...READ MORE

answered Mar 27, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 827 views
0 votes
1 answer

Not able to start Job History Server in Hadoop 2.8.1

You have to start JobHistoryServer process specifically ...READ MORE

answered Mar 30, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,576 views
0 votes
1 answer

What is the command to find the free space in HDFS?

You can use dfsadmin which runs a ...READ MORE

answered Apr 29, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,179 views
0 votes
1 answer

How to find the used cache in HDFS

hdfs dfsadmin -report This command tells fs ...READ MORE

answered May 4, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,466 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Firstly you need to understand the concept ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 11,028 views
0 votes
1 answer

hadoop.mapred vs hadoop.mapreduce?

org.apache.hadoop.mapred is the Old API  org.apache.hadoop.mapreduce is the ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 2,536 views
0 votes
1 answer

How to run Hadoop in Docker containers?

Hi, You can run Hadoop in Docker container. Follow ...READ MORE

answered Jan 24, 2020 in Big Data Hadoop by MD
 • 95,460 points • 2,203 views
0 votes
2 answers

Meaning of fs.defaultFS property in core-site.xml in hadoop

It allows to run dfs commands more ...READ MORE

answered Jan 22, 2020 in Big Data Hadoop by MD
 • 95,460 points • 7,820 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP
"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.