09:58:06 Load from OOCalc file Call time to read Workbook was 0.3389 seconds 09:58:07 Current memory usage: 6.75 MB 09:58:07 Write to Excel2007 format 09:58:07 File written to /home/rciioko/public_html/learning-center/advice/PHPExcel_1.8.0_doc/Examples/OOCalcReader.xlsx 09:58:07 Peak memory usage: 9.5 MB 09:58:07 Done writing file