01:23:53 Load workbook from Excel5 file<br />Call time to load Workbook was 0.0566 seconds<br />01:23:53 Current memory usage: 6.25 MB<br />01:23:53 Write to Excel2007 format<br />01:23:53 File written to 20readexcel5.xlsx<br />Call time to write Workbook was 0.0277 seconds<br />01:23:53 Current memory usage: 8.25 MB<br />01:23:53 Peak memory usage: 8.5 MB<br />01:23:53 Done reading file<br />File has been created in /var/www/backup/vendor/phpoffice/phpexcel/Examples<br />