20:54:57 Load from OOCalc file Call time to read Workbook was 0.1037 seconds 20:54:57 Current memory usage: 4.25 MB 20:54:57 Write to Excel2007 format 20:54:57 File written to /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples/OOCalcReaderPCLZip.xlsx 20:54:57 Peak memory usage: 6.75 MB 20:54:57 Done writing file