+ IoImpl& set_size(sg_size_t size);
+ IoImpl& set_type(s4u::Io::OpType type);
+ IoImpl& set_storage(resource::StorageImpl* storage);
+ IoImpl& set_disk(resource::DiskImpl* disk);
+
+ void set_timeout_detector(resource::Action* action)
+ {
+ timeout_detector_ = action;
+ timeout_detector_->set_activity(this);
+ }