If unsure, say Y.
config MD_RAID5_RESHAPE
- bool "Support adding drives to a raid-5 array (experimental)"
- depends on MD_RAID456 && EXPERIMENTAL
+ bool "Support adding drives to a raid-5 array"
+ depends on MD_RAID456
+ default y
---help---
A RAID-5 set can be expanded by adding extra drives. This
requires "restriping" the array which means (almost) every
block must be written to a different place.
This option allows such restriping to be done while the array
- is online. However it is still EXPERIMENTAL code. It should
- work, but please be sure that you have backups.
+ is online.
You will need mdadm version 2.4.1 or later to use this
feature safely. During the early stage of reshape there is
There should be enough spares already present to make the new
array workable.
+ If unsure, say Y.
+
config MD_MULTIPATH
tristate "Multipath I/O support"
depends on BLK_DEV_MD