On Sunday July 29, tomfra@xxxxxxxxxx wrote: > Hi everyone, > > Is it possible to add drives to an active RAID-10 array, using the "grow" > switch with mdadm, just like it is possible with a RAID-5 array? Or perhaps > there is another way? > > I have been looking for this information for a long time but have been > unable to find it anywhere. The man page for mdadm does not mention RAID-10 > at all so that didn't help either. Has anyone tried it? The man page for mdadm does not mention it because it is not supported. There are several reshape options that I would like to implement including - raid5 -> raid6 - shrinking raid4/5/6 - raid0 -> raid5 - changing chunksize/layout of raid4/5/6 - raid10 growing and layout change unfortunately I haven't yet found/made the time. Patches are always welcome :-) NeilBrown - 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