18:53:46 Enable Cell Caching using MemoryGZip method<br />18:53:46 Create new PHPExcel object<br />18:53:46 Set properties<br />18:53:46 Add data<br />18:53:46 Hide 'Phone' and 'fax' columns<br />18:53:46 Set outline levels<br />18:53:46 Freeze panes<br />18:53:46 Rows to repeat at top<br />18:53:47 Write to Excel2007 format<br />18:53:49 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5117 seconds<br />18:53:49 Current memory usage: 27.75 MB<br />18:53:49 Peak memory usage: 31 MB<br />18:53:49 Done writing file<br />File has been created in /var/www/dolphin_022825/vendor/phpoffice/phpexcel/Examples<br />