Re: Hot adding active disk to RAID1?

On Tuesday February 10, mikepery@fscked.org wrote:

I concur. The manpages really should clear up that raidhotadd (and mdadm
-a) only add spares. And they should further clarify that spares are
essentially useless and lie dormant.. The names of these
commands/options are very deceptive to the new user...

Patches are more that welcome.
It is very hard for someone how knows the system "inside-out" to see
which areas aren't explained well.

NeilBrown