15:34:51 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0290 seconds<br />15:34:51 Current memory usage: 4.75 MB<br />15:34:51 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0049 seconds<br />15:34:51 Current memory usage: 5 MB<br />15:34:51 Write to Excel2007 format<br />15:34:51 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0328 seconds<br />15:34:51 Current memory usage: 6.25 MB<br />15:34:51 Peak memory usage: 6.25 MB<br />15:34:51 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />