16:26:46 Enable Cell Caching using MemoryGZip method<br />16:26:46 Create new PHPExcel object<br />16:26:46 Set properties<br />16:26:46 Add data<br />16:26:46 Hide 'Phone' and 'fax' columns<br />16:26:46 Set outline levels<br />16:26:46 Freeze panes<br />16:26:46 Rows to repeat at top<br />16:26:47 Write to Excel2007 format<br />16:26:51 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.1594 seconds<br />16:26:51 Current memory usage: 27.75 MB<br />16:26:51 Peak memory usage: 30.75 MB<br />16:26:51 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />