00:06:19 Load from OOCalc file Call time to read Workbook was 0.2110 seconds 00:06:19 Current memory usage: 6.75 MB 00:06:19 Write to Excel2007 format 00:06:19 File written to /home/rciioko/public_html/learning-center/advice/PHPExcel_1.8.0_doc/Examples/OOCalcReader.xlsx 00:06:19 Peak memory usage: 9.5 MB 00:06:19 Done writing file