00:37:19 Load from OOCalc file Call time to read Workbook was 0.0803 seconds 00:37:19 Current memory usage: 3.75 MB 00:37:19 Write to Excel2007 format 00:37:19 File written to /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx 00:37:19 Peak memory usage: 5.5 MB 00:37:19 Done writing file