If a script generates a large amount of reports, calls out to a lot of images, or transfers a large amount of data then it’s likely the script will exhaust all of its allocated memory – thus creating a fatal error. That’s why PHP has a special resource manager to deal with it – the Garbage Collector.Andrey Tserkus, 2011
In ihrem Artikel PHP Garbage Collector and Magento (.pdf, 475 KB) teilen Andrey Tserkus und Vladimir Pelipenko ihre Sicht der Dinge zu diesem Thema – und erklären, welche Vorteile Magento in dieser Hinsicht bietet.