Basic Hadoop/ZooKeeper/HBase configurations

There are some basic settings we should tune, before moving forward. These are very basic and important Hadoop (HDFS), ZooKeeper, and HBase settings that you should consider to change immediately after setting up your cluster.

Some of these settings take effect due to data durability or cluster availability, which must be configured, while some are recommended configurations for running HBase smoothly.

Configuration settings depend on your hardware, data, and cluster size. We will describe a guideline in this recipe. You may need to change the settings to fit your environment.

Every time you make changes, you need to sync to all clients and slave nodes, then restart the respective daemon to apply the changes. ...

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