17:07:16 Enable Cell Caching using MemoryGZip method<br />17:07:16 Create new PHPExcel object<br />17:07:16 Set properties<br />17:07:16 Add data<br />17:07:16 Hide 'Phone' and 'fax' columns<br />17:07:16 Set outline levels<br />17:07:16 Freeze panes<br />17:07:16 Rows to repeat at top<br />17:07:18 Write to Excel2007 format<br />17:07:20 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.9700 seconds<br />17:07:20 Current memory usage: 18 MB<br />17:07:20 Peak memory usage: 20.75 MB<br />17:07:20 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />