vi ~/.bashrcĪdd the following environment variables: export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk-11.0.9.jdk/Contents/HomeĮxport HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop Setup environment variables by editing file ~/.bashrc. Now, we can follow the official guide to configure a single node:ġ) Setup environment variables (optional)

If you cannot ssh to localhost without a passphrase, run the following command to initialize your private and public keys: ssh-keygen -t rsa -P '' -f ~/.ssh/id_rsaĬat ~/.ssh/id_rsa.pub > ~/.ssh/authorized_keysĬhmod 0600 ~/.ssh/authorized_keys Configure the pseudo-distributed mode (Single-node mode) Make sure you can SSH to localhost in macOS: ssh localhost This step is critical and please make sure you follow the steps. Once it is unpacked, change the current directory to the Hadoop folder: cd ~/hadoop/hadoop-3.3.0/ Configure passphraseless ssh Run the following command to create a hadoop folder under user home folder: mkdir ~/hadoopĪnd then run the following command to unzip the binary package: tar -xvzf hadoop-3.3.0.tar.gz -C ~/hadoop Go to release page of Hadoop website to find a download URL for Hadoop 3.3.0: Install Java JDKįollow page Install JDK 11 on macOS to setup JDK SE 11 on your macOS. There are significant changes compared with Hadoop 3.2.0, such as Java 11 runtime support, protobuf upgrade to 3.7.1, scheduling of opportunistic containers, non-volatile SCM support in HDFS cache directives, etc.

It is the first release of Apache Hadoop 3.3 line. Hadoop 3.3.0 was released on July 14 2020.

With Linux and ZFS, QuTS hero supports advanced data reduction technologies for further driving down costs and increasing reliablility of SSD (all-flash) storage.This article provides step-by-step guidance to install Hadoop 3.3.0 on macOS. QuTS hero is the operating system for high-end and enterprise QNAP NAS models. WIth Linux and ext4, QTS enables reliable storage for everyone with versatile value-added features and apps, such as snapshots, Plex media servers, and easy access of your personal cloud.

QTS is the operating system for entry- and mid-level QNAP NAS.

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