18:26:04 Enable Cell Caching using MemoryGZip method<br />18:26:04 Create new PHPExcel object<br />18:26:04 Set properties<br />18:26:04 Add data<br />18:26:04 Hide 'Phone' and 'fax' columns<br />18:26:04 Set outline levels<br />18:26:04 Freeze panes<br />18:26:04 Rows to repeat at top<br />18:26:05 Write to Excel2007 format<br />18:26:06 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4687 seconds<br />18:26:06 Current memory usage: 28.25 MB<br />18:26:06 Peak memory usage: 31.25 MB<br />18:26:06 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/serproingt/mbinv/vendor/phpoffice/phpexcel/Examples<br />