Dear Chris, In message <7BE0F80F-4730-41C0-80D0-AFD7996FDB4C@xxxxxxxxxxxxxxxxx> you wrote: > > And what does fsck.ext4 -f -n get you? No errors on any of the affected file systems. > Switching to Fedora 18 means many things have changed so it's > harder to find out, if software, what's causing it. Is it kernel > itself, is it md, is it the HBA driver? Agreed. But as there are at least 2 different HBA brands involved it appears we can exclude this part. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@xxxxxxx The world is no nursery. - Sigmund Freud -- 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