On Fri, 3 Mar 2017, Gandalf Corvotempesta wrote:
This is what ZFS does. This is what Gluster does. This is what BRTFS does. Adding this in mdadm could be an interesting feature.
This has been discussed several times. Yes, it would be interesting. It's not easy to do because mdadm maps 4k blocks to 4k blocks. Only way to "easily" add this I imagine, would be to have an additional "checksum" block, so that raid6 would require 3 extra drives instead of 2.
The answer historically has been "patches welcome". -- Mikael Abrahamsson email: swmike@xxxxxxxxx -- 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
