On 23/05/2013 15:22, Bernd Schubert wrote:
Yeah, I know and I'm using iostat already. md raid6 does not do rmw, but does not fill the device queue, afaik it flushes the underlying devices quickly as it does not have barrier support - that is another topic, but was the reason why I started to test btrfs.
MD raid6 DOES have barrier support! -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
