18:28:42 Write to Excel2007 format<br />18:28:42 File written to 33chartcreate-multiple-charts.xlsx<br />18:28:42 Peak memory usage: 1.75 MB<br />18:28:42 Done writing file<br />File has been created in /var/www/clients/client109/web531/web/typo3conf/ext/dslcontex/Classes/Controller/phpexcel/Tests<br />