14:08:39 Unable to set Cell Caching using SQLite method, reverting to memory<br />14:08:39 Create new PHPExcel object<br />14:08:39 Set properties<br />14:08:39 Add data<br />14:08:39 Hide 'Phone' and 'fax' columns<br />14:08:39 Set outline levels<br />14:08:39 Freeze panes<br />14:08:39 Rows to repeat at top<br />14:08:40 Write to Excel2007 format<br />14:08:40 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.4315 seconds<br />14:08:40 Current memory usage: 22 MB<br />14:08:40 Peak memory usage: 26 MB<br />14:08:40 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />