Recent questions tagged hadoop-admin

+1 vote
1 answer

ssh: connect to host localhost port 22: Connection refused in Hadoop.

Dec 18, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 2,375 views
0 votes
2 answers

How to delete and update a record in Hive?

Dec 8, 2020 in Big Data Hadoop by Rajiv
 • 8,880 points • 621 views
0 votes
1 answer

Validating HA for ranger KMS

Nov 6, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 135 views
0 votes
1 answer

How to write Reducer code for Hadoop?

Oct 16, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 99 views
0 votes
1 answer

How to write mapper code for Hadoop in Python?

Oct 16, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 99 views
0 votes
1 answer

How to find the status of MapReduce Job?

Oct 16, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 86 views
0 votes
1 answer

Create hive table with location.

Oct 15, 2020 in Big Data Hadoop by MD
 • 95,240 points • 87 views
0 votes
1 answer

How to create hive table without location?

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 156 views
0 votes
1 answer

How to update the existing record in HDFS?

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 450 views
0 votes
1 answer

IOException: All datanodes are bad.

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 182 views
0 votes
1 answer

ERROR: Cannot set priority of datanode process

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 2,351 views
0 votes
1 answer

Checksum verification in Hadoop.

Oct 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 279 views
0 votes
1 answer

How to store datasets from Pig to HDFS?

Oct 14, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 177 views
0 votes
1 answer

How to create an empty file in Hadoop?

Oct 13, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 1,448 views
0 votes
1 answer

How to remove the directory from HDFS?

Oct 13, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 333 views
0 votes
1 answer

How to check the name of the hadoop server?

Oct 13, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 298 views
0 votes
1 answer

Ranger kms create key failed

Oct 5, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 326 views
0 votes
1 answer

How to view contents of file in hadoop hdfs?

Oct 5, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 1,008 views
0 votes
1 answer

How to find HDFS free space from command line?

Oct 5, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 137 views
+1 vote
1 answer

How to check a HDFS directory size?

Oct 5, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 119 views
0 votes
1 answer

How to change default block size in Hadoop Cluster?

Oct 2, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 210 views
0 votes
1 answer

Change the owner and group of a file in Hadoop.

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 664 views
0 votes
1 answer

How to create a group in Hadoop?

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 131 views
0 votes
1 answer

How to set replication factor in Hadoop?

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 1,150 views
0 votes
1 answer

How to merge files in Hadoop?

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 138 views
0 votes
1 answer

How to remove files from HDFS system?

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 329 views
0 votes
1 answer

Copy files in different folders in Hadoop.

Oct 1, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 870 views
0 votes
1 answer

Adding Ranger KMS server using ambari

Sep 27, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 107 views
0 votes
1 answer

How to change block size in Hadoop dynamically?

Sep 25, 2020 in Big Data Hadoop by MD
 • 95,240 points • 530 views
0 votes
1 answer

How to configure Hadoop Client?

Sep 25, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 489 views
0 votes
1 answer

How to upload files in Hadoop Cluster?

Sep 25, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 486 views
0 votes
1 answer

Usage: java FsShell [-put <localsrc> ... <dst>]

Sep 25, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 124 views
0 votes
1 answer

How to connect Hadoop WebUI?

Sep 25, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 116 views
0 votes
1 answer

How to format a Hadoop Master Node?

Sep 20, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 110 views
0 votes
1 answer

How to start Hadoop namenode service?

Sep 20, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 163 views
0 votes
1 answer

How to configure Hadoop namenode?

Sep 20, 2020 in Big Data Hadoop by MD
 • 95,240 points • 88 views
0 votes
1 answer

What skills are required to be a Hadoop developer?

May 15, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 308 views
0 votes
2 answers

How to set properties for secondary namenode in Hadoop?

Mar 31, 2020 in Big Data Hadoop by akhtar
 • 38,180 points • 898 views
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