Kafka Commands Starting Zookeeper & Kafka [npntraining ~]$ cd \opt\kafka\zookeeper-3.5.6-bin\bin [npntraining ~]$ zkserver.sh Starting Kafka [npntraining ~]$ cd \opt\kafka\kafka_2.12-2.4.0\bin\ [npntraining ~]$ kafka-server-start.sh \opt\kafka\kafka_2.12-2.4.0\config\server.properties Kafka Topic You can create a new…

Getting Started with AWS Cloud computing is the delivery of computing services - including servers, storage, databases, networking, software, analytics -o ver the Internet (“the cloud”) Amazon Web Services is…

Each file or directory or block occupies about 150 bytes in the namenode memory. So a cluster with a namenode with 32G RAM can support a maximum of (assuming namenode…

HDFS has a master and slave kind of architecture. Namenode acts as master and Datanodes as worker. All the metadata information is with namenode and the original data is stored…