http://www.mail-archive.com/linux-raid@vger.kernel.org/msg06802.html
(In reply to a question posed in that post, "how does this work in a pure scsi environment?" answer: it doesn't work. Failing a hotswap aacraid JBOD drive kills the md raid1 devices on it. Here's a follow up question: of what use is md raid 1 if high availability is intended to be the main benefit of mirrors? answer: sadly none.)
