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ZooKeeper Installation

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


VM Requirements

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


  • 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


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