Operating System Requirements

Cloudera Data Science Workbench 1.9.1 is supported on the following operating systems. A gateway host that is dedicated to running Cloudera Data Science Workbench must use one of the following supported versions even if the remaining CDH hosts in your cluster are running any of the other operating systems supported by Cloudera Enterprise 5 or 6.

Operating System Versions
RHEL / CentOS / Oracle Linux RHCK 7.9, 7.8, 7.7, 7.6

Additional OS-level Settings

  • Enable memory cgroups on your operating system.
  • Disable swap for optimum stability and performance. For instructions, see Setting the vm.swappiness Linux Kernel Parameter.
  • Cloudera Data Science Workbench uses uid 8536 for an internal service account. Make sure that this user ID is not assigned to any other service or user account.
  • Cloudera recommends that all users have the max-user-processes ulimit set to at least 65536.
  • Cloudera recommends that all users have the max-open-files ulimit set to 1048576.