BRBalamurugan Rajaraman Syncfusion Team May 8, 2017 12:52 PM UTC
Thank you for contact Syncfusion Support.
We have checked your query “Performance issue while using GridColumnSizer”. We suggested you to enable the AutoFitMode property of the GridColumSizeras SmartFit to achieve the better performance than before. If you still facing the same problem means kindly share the application or provide simple sample to reproduce the reported issue in our side. It will be greatly helpful for us to analyze further.