15:19:40 Unable to set Cell Caching using SQLite method, reverting to memory<br />15:19:40 Create new PHPExcel object<br />15:19:40 Set properties<br />15:19:40 Add data<br />15:19:40 Hide 'Phone' and 'fax' columns<br />15:19:40 Set outline levels<br />15:19:40 Freeze panes<br />15:19:40 Rows to repeat at top<br />15:19:40 Write to Excel2007 format<br />15:19:40 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.2287 seconds<br />15:19:40 Current memory usage: 20 MB<br />15:19:40 Peak memory usage: 24 MB<br />15:19:40 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />