Hi you can certainly do this, or close to it, with multiple OSS devices in Lustre http://en.wikipedia.org/wiki/Lustre_%28file_system%29 For me Lustre was a bit of a b!tch to setup and manage, but YMMV. KM -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html