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ZooKeeper Installation

Document guides through the installation and configuration of the ZooKeeper service used for ClickHouse Replication mode.

Installation

VM Requirements

  • Separate VM
  • RAM: 2 GB
  • Storage: at least 20 GB

Steps

  • Install version 3.5.5,
  • Make it accessible by IP address from the networks where ClickHouse instances located. Also configure firewall to allow access to 2181 ports of these VMs

Configuration

Check the official ClickHouse tips regarding ZooKeeper setup. Pay special attention to the point about the “time bomb”.