Sustained High CPU Usage by Hyper Engine

Issue

After a workbook is opened in Tableau Desktop, CPU utilization by the Tableau Hyper Database engine may increase such that it stays at about 90%, and the overall CPU utilization remains at 100%.

Additionally, this issue affects Tableau Server as well, in terms of performance, due to the consumption of resources.

Environment

Tableau Desktop or Server 2019.1 to 2019.1.5, and 2019.2 to 2019.2.1

Resolution

Upgrade to Tableau Desktop and Tableau Server versions 2019.1.6 or 2019.2.2.

For Tableau Desktop, see Tableau Desktop Downloads and Release Notes for downloads of current and previous versions of Tableau Desktop. For more information on current releases, see Upgrade Tableau Desktop and Desktop Upgrade.
For Tableau Server, see Tableau Server Downloads and Release Notes for downloads of current and previous versions of Tableau Server. For more information on current releases, see Upgrade Tableau Server and Server Upgrade.