On 09/22/2017 04:27 AM, Eyal Lebedinsky wrote: > On 22/09/17 11:08, Roger Heflin wrote: >> If it is the marvell issue I had before then quit doing smartctl >> commands (disable all smart queries of any sort) as that seemed to >> massively increase the reliablity. It did not completely fix the >> issues, it just made them happen a lot less often. > > I now tried this and it did not help. I stopped all smart access, but > running > a md 'check' fails as before (all the disks disappear). Each test fails > at a > different address. This time the machine was mostly idle when the check was > running. > > I should note that this HighPoint card was running without any problem for > 4 years. > > Maybe a driver issue? I was running f19 until a few weeks ago, and the > failures > all happened after I upgraded to f22 (and now on f26). Your issue sounds like an overheating controller chip. Four years of dust accumulation and/or fan bearing wear. It's failing when you load it down with a scrub. Replace the controller card. Phil -- 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