21:47:30 Write to Excel2007 format<br />21:47:30 File written to 33chartcreate-column-2.xlsx<br />21:47:30 Peak memory usage: 5.75 MB<br />21:47:30 Done writing file<br />File has been created in /var/www/clients/client109/web531/web/typo3conf/ext/dslcontex_bak/Classes/Controller/phpexcel/Tests<br />