18:57:32 Unable to set Cell Caching using SQLite3 method, reverting to memory<br />18:57:32 Create new PHPExcel object<br />18:57:32 Set properties<br />18:57:32 Add data<br />18:57:32 Hide 'Phone' and 'fax' columns<br />18:57:32 Set outline levels<br />18:57:32 Freeze panes<br />18:57:32 Rows to repeat at top<br />18:57:33 Write to Excel2007 format<br />18:57:33 File written to 06largescale-with-cellcaching-sqlite3.xlsx<br />Call time to write Workbook was 0.5682 seconds<br />18:57:33 Current memory usage: 20 MB<br />18:57:33 Peak memory usage: 26 MB<br />18:57:33 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />