On 12/11/2016 05:14 PM, Adam Goryachev wrote:
> On 12/12/16 04:14, juca@xxxxxxxxxxxxxxxx wrote:
> If you are still having problems after that, then please try to post
> more details on what happens when the drives vanish (eg, kernel logs,
> system logs, etc).
>
> Also, you might consider an alternative SBC, some have SATA ports
> already available (RPi are the only SBC's I've used, but there are many
> other options/variations).
There's also a kernel boot parameter that can cut off all USB
auto-suspend, which I suspect is part of the problem. It has been known
for a long time that USB is not robust enough to be trusted in MD arrays.
{ looking around..... }
usbcore.autosuspend=-1
is what you need in your bootloader or builtin to the kernel.
Phil
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