15:56:28 Enable Cell Caching using MemoryGZip method<br />15:56:28 Create new PHPExcel object<br />15:56:28 Set properties<br />15:56:28 Add data<br />15:56:28 Hide 'Phone' and 'fax' columns<br />15:56:28 Set outline levels<br />15:56:28 Freeze panes<br />15:56:28 Rows to repeat at top<br />15:56:29 Write to Excel2007 format<br />15:56:30 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5198 seconds<br />15:56:30 Current memory usage: 18 MB<br />15:56:30 Peak memory usage: 20.75 MB<br />15:56:30 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />