02:56:37 Load from OOCalc file Call time to read Workbook was 0.0477 seconds 02:56:37 Current memory usage: 1.5 MB 02:56:37 Write to Excel2007 format 02:56:37 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx 02:56:37 Peak memory usage: 1.75 MB 02:56:37 Done writing file