The KPI grid hangs, or shows the data loading bar 'in progress' even after complete data is loaded. Why?

The KPI grid hangs, or shows the data loading bar 'in progress' even after complete data is loaded. Why?

Verify the following property values in 'arc.properties' file. For better performance of grid, max_row_count = 500 arc.datagrid.partly.size = 1000 arc.distributed.parsing.size = 20