On Mon, Jan 31, 2011 at 3:59 PM, Phillip Susi <psusi@xxxxxxxxxx> wrote: > On 1/31/2011 3:23 PM, Stan Hoeppner wrote: >>> Raid 10 is not raid 1+0. ÂRaid 10 defaults to having 2 duplicate copies, >> >> Yes, actually, they are two names for the same RAID level. > > No, they are not. ÂSee the mdadm man page. ÂRaid10 can operate on 3 > drives, raid1+0 can not. ÂIn theory a raid10 could be done on two disks > though mdadm seems to want at least 3. I operate (and have done so for a long time) a raid10,f2 on two drives. What makes you think it wants at least 3? -- Jon -- 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