19:17:33 Load from Gnumeric file
Call time to read Workbook was 0.0877 seconds
19:17:33 Current memory usage: 3.75 MB
19:17:33 Write to Excel2007 format
19:17:34 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx
19:17:34 Peak memory usage: 4 MB
19:17:34 Done writing file