08:42:38 Enable Cell Caching using MemoryGZip method<br />08:42:38 Create new PHPExcel object<br />08:42:38 Set properties<br />08:42:38 Add data<br />08:42:38 Hide 'Phone' and 'fax' columns<br />08:42:38 Set outline levels<br />08:42:38 Freeze panes<br />08:42:38 Rows to repeat at top<br />08:42:39 Write to Excel2007 format<br />08:42:42 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.1125 seconds<br />08:42:42 Current memory usage: 26 MB<br />08:42:42 Peak memory usage: 28.75 MB<br />08:42:42 Done writing file<br />File has been created in /var/www/spstest/vendor/phpoffice/phpexcel/Examples<br />