On 07/21/2013 03:41 PM, Francis Moreau wrote: > On Fri, Jul 19, 2013 at 8:52 PM, Martin Wilck <mwilck@xxxxxxxx> wrote: >>> Yes, but my question is about how md cooperate with the BIOS in this case ? >> >> Not sure what you mean. When Linux runs, with or without MD, no BIOS >> code is ever executed. > > Ok I think I'm missing something more fundamental here. > > For exemple when writing to the disk, each write goes into the 2 disks > in case of RAID1. When Linux runs, is it either DM or MD (and > necessarily one of them) that does this work ? Yes. > For windows case, does it relies on a driver that is provided by the > RAID manufacturer ? Exactly. Regards Martin -- 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