11:39:19 Load from Gnumeric file Call time to read Workbook was 0.0647 seconds 11:39:19 Current memory usage: 2 MB 11:39:19 Write to Excel2007 format 11:39:19 File written to /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples/GnumericReader.xlsx 11:39:19 Peak memory usage: 4 MB 11:39:19 Done writing file