18:28:30 Load from OOCalc file
Call time to read Workbook was 0.0666 seconds
18:28:30 Current memory usage: 2 MB
18:28:30 Write to Excel2007 format
18:28:30 File written to /home/acadexam/edu.acadexam.ru/vendor/phpoffice/phpexcel/Examples/OOCalcReaderPCLZip.xlsx
18:28:30 Peak memory usage: 2 MB
18:28:30 Done writing file