14:00:21 Load from Gnumeric file
Call time to read Workbook was 0.0836 seconds
14:00:21 Current memory usage: 6.5 MB
14:00:21 Write to Excel2007 format
14:00:21 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx
14:00:21 Peak memory usage: 8.75 MB
14:00:21 Done writing file