17:32:33 Unable to set Cell Caching using SQLite method, reverting to memory<br />17:32:33 Create new PHPExcel object<br />17:32:33 Set properties<br />17:32:33 Add data<br />17:32:33 Hide 'Phone' and 'fax' columns<br />17:32:33 Set outline levels<br />17:32:33 Freeze panes<br />17:32:33 Rows to repeat at top<br />17:32:33 Write to Excel2007 format<br />17:32:34 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.6649 seconds<br />17:32:34 Current memory usage: 29.75 MB<br />17:32:34 Peak memory usage: 33.25 MB<br />17:32:34 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />