09:22:06 Enable Cell Caching using MemoryGZip method<br />09:22:06 Create new PHPExcel object<br />09:22:06 Set properties<br />09:22:06 Add data<br />09:22:06 Hide 'Phone' and 'fax' columns<br />09:22:06 Set outline levels<br />09:22:06 Freeze panes<br />09:22:06 Rows to repeat at top<br />09:22:07 Write to Excel2007 format<br />09:22:10 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.3143 seconds<br />09:22:10 Current memory usage: 23.5 MB<br />09:22:10 Peak memory usage: 26.75 MB<br />09:22:10 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />