00:31:45 Load from OOCalc file
Call time to read Workbook was 0.0461 seconds
00:31:45 Current memory usage: 4 MB
00:31:45 Write to Excel2007 format
00:31:45 File written to /var/www/mail_center/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
00:31:45 Peak memory usage: 6 MB
00:31:45 Done writing file