18:02:18 Load from Gnumeric file Call time to read Workbook was 0.1780 seconds 18:02:18 Current memory usage: 5.75 MB 18:02:18 Write to Excel2007 format 18:02:18 File written to /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx 18:02:18 Peak memory usage: 7.5 MB 18:02:18 Done writing file