15:40:26 Enable Cell Caching using MemoryGZip method<br />15:40:26 Create new PHPExcel object<br />15:40:26 Set properties<br />15:40:26 Add data<br />15:40:26 Hide 'Phone' and 'fax' columns<br />15:40:26 Set outline levels<br />15:40:26 Freeze panes<br />15:40:26 Rows to repeat at top<br />15:40:27 Write to Excel2007 format<br />15:40:28 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5599 seconds<br />15:40:28 Current memory usage: 20 MB<br />15:40:28 Peak memory usage: 26 MB<br />15:40:28 Done writing file<br />File has been created in /var/www/html/crmManta/vendor/phpoffice/phpexcel/Examples<br />