On Monday January 7, hxsrmeng@xxxxxxxxx wrote: > > The /dev/md0 is set as RAID0 > "cat /proc/mdstat" shows > md0 : active raid0 sda1[0] sdd1[3] sdc1[2] sdb1[1] > 157307904 blocks 64k chunks > > Then sdd is removed. > > But "cat /proc/mdsta" still shows the same information as above, while two > RAID5 devices show their sdd parts as (F) > md0 : active raid0 sda1[0] sdd1[3] sdc1[2] sdb1[1] > 157307904 blocks 64k chunks > > Is this normal? Yes. raid0 is not real raid. It is not able to cope with disk failures, so it doesn't even try. Devices in a raid0 are never marked failed as doing so would be of no benefit. 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