I'm running into an issue using distcp to copy files - every copy fails with an IO Exception (Checksum mismatch), even if performing a simple copy within the cl
I have a HDFS Directory as below. /user/staging/app_name/2022_05_06 Under such a directory I have around 1000 part files. I want to loop each of the part file
My Structured Spark Streaming program is to read JSON data from Kafka and write to HDFS in JSON format. I am able to save JSON to HDFS but it saves the JSON st
I just started reading about Hadoop and came across the CAP Theorem. Can you please throw some light on which two components of CAP would be applicable to a HDF
I am using Centos7 and Hadoop 3.2.1. I have created a new user in Linux. I copied the .bash_profile file from the master user to my new user. But when I try run
I am trying to create small Spark program in Java. I am creating a Hadoop configuration object as show below: Configuration conf = new Configuration(false); con
Do I need to use Spark with YARN to achieve NODE LOCAL data locality with HDFS? If I use Spark standalone cluster manager and have my data distributed in HDFS c
I'm trying to run a spark application using bin/spark-submit. When I reference my application jar inside my local filesystem, it works. However, when I copied m