Degraded Perfomance when Connected to Excel Data Source

Published: 01 Oct 2014
Last Modified Date: 29 Apr 2016


When accessing a workbook with a connection to an Excel data source in Tableau Desktop, a degradation in performance might be experienced. 


  • Tableau Desktop 8.2
  • Excel data source


One of the following options might improve performance:

Option 1

Use the legacy connection.

Option 2

Work with your internal IT team to ensure that the computer running Tableau Desktop has sufficient resources. 

Option 3

If RAMDisk software is installed on the workstation
  1. Disable RAMDisk.
  2. Point the Temp directory to the local hard drive.
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