17:49:20 Enable Cell Caching using MemoryGZip method<br />17:49:20 Create new PHPExcel object<br />17:49:20 Set properties<br />17:49:20 Add data<br />17:49:20 Hide 'Phone' and 'fax' columns<br />17:49:20 Set outline levels<br />17:49:20 Freeze panes<br />17:49:20 Rows to repeat at top<br />17:49:20 Write to Excel2007 format<br />17:49:21 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.9043 seconds<br />17:49:21 Current memory usage: 20 MB<br />17:49:21 Peak memory usage: 26 MB<br />17:49:21 Done writing file<br />File has been created in /var/www/html/imsproduction/vendor/phpoffice/phpexcel/Examples<br />