XBT_INFO("Print the content of the disk: %s", disk->get_cname());
const auto* content = disk->extension<simgrid::s4u::FileSystemDiskExt>()->get_content();
if (not content->empty()) {
XBT_INFO("Print the content of the disk: %s", disk->get_cname());
const auto* content = disk->extension<simgrid::s4u::FileSystemDiskExt>()->get_content();
if (not content->empty()) {