gmirror crash writing to disk? Or is it su+j crash?

[Edward Tomasz Napierała]

Wiadomość napisana przez Zaphod Beeblebrox <zbeeble at gmail.com> w dniu 31 sie 2013, o godz. 00:49:
> Because someone said that there would be no logging of unerlying ATA errors without verbose, I rebooted with verbose and tried the same make -j4 again... and here is the relatively similar core.txt.5
> 
> https://uk.eicat.ca/owncloud/public.php?service=files&t=d99648ef5876b91c5957148445e60c87
> 
> Looking at it, gmirror is dropping the same error and the underlying hardware is not causing the error...

Let me quote Konstantin:

> It is either an exhaustion of the transient map, or a deadlock.
> For the first, setting kern.geom.transient_map_retries to 0 could help.
> For the second, the count of the transient buffers must be increased,
> by kern.bio_transient_maxcnt loader tunable.

Could you try both and tell which one of them fixed the problem?  Thanks!