22:48:41 Unable to set Cell Caching using SQLite method, reverting to memory<br />22:48:41 Create new PHPExcel object<br />22:48:41 Set properties<br />22:48:41 Add data<br />22:48:41 Hide 'Phone' and 'fax' columns<br />22:48:41 Set outline levels<br />22:48:41 Freeze panes<br />22:48:41 Rows to repeat at top<br />22:48:42 Write to Excel2007 format<br />22:48:42 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.4362 seconds<br />22:48:42 Current memory usage: 22 MB<br />22:48:42 Peak memory usage: 26 MB<br />22:48:42 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />