20:23:55 Unable to set Cell Caching using SQLite3 method, reverting to memory<br />20:23:55 Create new PHPExcel object<br />20:23:55 Set properties<br />20:23:55 Add data<br />20:23:55 Hide 'Phone' and 'fax' columns<br />20:23:55 Set outline levels<br />20:23:55 Freeze panes<br />20:23:55 Rows to repeat at top<br />20:23:57 Write to Excel2007 format<br />20:24:01 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 3.9931 seconds<br />20:24:01 Current memory usage: 25 MB<br />20:24:01 Peak memory usage: 28.25 MB<br />20:24:01 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />