03:54:50 Load from OOCalc file
Call time to read Workbook was 0.0477 seconds
03:54:50 Current memory usage: 1.5 MB
03:54:50 Write to Excel2007 format
03:54:50 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
03:54:50 Peak memory usage: 1.75 MB
03:54:50 Done writing file