21:23:22 Unable to set Cell Caching using SQLite method, reverting to memory<br />21:23:22 Create new PHPExcel object<br />21:23:22 Set properties<br />21:23:22 Add data<br />21:23:22 Hide 'Phone' and 'fax' columns<br />21:23:22 Set outline levels<br />21:23:22 Freeze panes<br />21:23:22 Rows to repeat at top<br />21:23:23 Write to Excel2007 format<br />21:23:23 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.7317 seconds<br />21:23:23 Current memory usage: 24.75 MB<br />21:23:23 Peak memory usage: 28.25 MB<br />21:23:23 Done writing file<br />File has been created in /var/www/igeotrack/vendor/phpoffice/phpexcel/Examples<br />