19:46:44 Enable Cell Caching using MemoryGZip method<br />19:46:44 Create new PHPExcel object<br />19:46:44 Set properties<br />19:46:44 Add data<br />19:46:44 Hide 'Phone' and 'fax' columns<br />19:46:44 Set outline levels<br />19:46:44 Freeze panes<br />19:46:44 Rows to repeat at top<br />19:46:45 Write to Excel2007 format<br />19:46:46 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4672 seconds<br />19:46:46 Current memory usage: 27.75 MB<br />19:46:46 Peak memory usage: 31 MB<br />19:46:46 Done writing file<br />File has been created in /var/www/dolphin_022825/vendor/phpoffice/phpexcel/Examples<br />