03:11:03 Load from Gnumeric file
Call time to read Workbook was 0.2044 seconds
03:11:03 Current memory usage: 4 MB
03:11:03 Write to Excel2007 format
03:11:03 File written to /home/acadtutor/edu.acadtutor.ru/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx
03:11:03 Peak memory usage: 4 MB
03:11:03 Done writing file