Re: RAID1 over aoe devices freezes cp-procs on failure of one aoe device

["Lars Täuber" <taeuber@bbaw.de>]

Hallo Gabor,

Gabor Gombas <gombasg@sztaki.hu> schrieb:
> On Thu, Jun 05, 2008 at 04:25:02PM +0200, Lars Täuber wrote:
> 
> > The lost aoe-device is correctly marked as faulty but the the raid is
> > not usable for a copying processes any more although the remaining
> > device should be enough for a RAID1. There was no change after
> > removing the faulty device from md9.
> > 
> > Is it possible that one faulty aoe-device blocks the aoe-module anyhow
> > so that all other aoe devices aren't accessible anymore? Or is the
> > RAID subsystem responsible for this?
> 
> It should be easy to test: when the RAID hangs, try to read directly
> from the remaining device ("dd if=/dev/etherd/e11.1 ..."). If that also
> hangs, then it is an AoE issue.

the easiest tests are the last that come to mind. :o)
There is another problem here:
The described problem is not reproducable. I'm not sure wether I made something wrong or the situation is not the same after the shutdown.

I'm checking this right now.

Thanks
Lars
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