15:19:43 Enable Cell Caching using MemoryGZip method<br />15:19:43 Create new PHPExcel object<br />15:19:43 Set properties<br />15:19:43 Add data<br />15:19:43 Hide 'Phone' and 'fax' columns<br />15:19:43 Set outline levels<br />15:19:43 Freeze panes<br />15:19:43 Rows to repeat at top<br />15:19:43 Write to Excel2007 format<br />15:19:45 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5115 seconds<br />15:19:45 Current memory usage: 28 MB<br />15:19:45 Peak memory usage: 31.25 MB<br />15:19:45 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/vitalis/mbinv/vendor/phpoffice/phpexcel/Examples<br />