17:07:39 Enable Cell Caching using MemoryGZip method<br />17:07:39 Create new PHPExcel object<br />17:07:39 Set properties<br />17:07:39 Add data<br />17:07:39 Hide 'Phone' and 'fax' columns<br />17:07:39 Set outline levels<br />17:07:39 Freeze panes<br />17:07:39 Rows to repeat at top<br />17:07:40 Write to Excel2007 format<br />17:07:41 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5609 seconds<br />17:07:41 Current memory usage: 20 MB<br />17:07:41 Peak memory usage: 26 MB<br />17:07:41 Done writing file<br />File has been created in /var/www/html/toq/server/vendor/phpoffice/phpexcel/Examples<br />