17:05:42 Unable to set Cell Caching using SQLite method, reverting to memory<br />17:05:42 Create new PHPExcel object<br />17:05:42 Set properties<br />17:05:42 Add data<br />17:05:42 Hide 'Phone' and 'fax' columns<br />17:05:42 Set outline levels<br />17:05:42 Freeze panes<br />17:05:42 Rows to repeat at top<br />17:05:43 Write to Excel2007 format<br />17:05:43 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.4971 seconds<br />17:05:43 Current memory usage: 22 MB<br />17:05:43 Peak memory usage: 26 MB<br />17:05:43 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />