22:00:37 Load from OOCalc file Call time to read Workbook was 0.1022 seconds 22:00:37 Current memory usage: 3.75 MB 22:00:37 Write to Excel2007 format 22:00:37 File written to /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx 22:00:37 Peak memory usage: 5.5 MB 22:00:37 Done writing file