18:31:30 Load from Gnumeric file
Call time to read Workbook was 0.3728 seconds
18:31:30 Current memory usage: 4 MB
18:31:30 Write to Excel2007 format
18:31:30 File written to /home/acadexam/edu.acadexam.ru/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx
18:31:30 Peak memory usage: 4 MB
18:31:30 Done writing file