reboot while writing to USB device

[Erich Dollansky]

Hi,

On Mon, 19 May 2014 09:50:18 +0200
Edward Tomasz Napierała <trasz at FreeBSD.org> wrote:

> Wiadomość napisana przez Erich Dollansky w dniu 19 maj 2014, o godz.
> 05:14:
> > Hi,
> > 
> > i just got a reboot while a backup was done to an USB device. I
> > found later hundreds of messages like this in /var/log/messages
> > 
> > May 19 10:24:32 X220 kernel: softdep_deallocate_dependencies: got
> > error 6 while accessing filesystem 
> > May 19 10:24:32 X220 last message repeated 38 times 
> 
> [..]
> 
> > FreeBSD X220.alogt.com 10.0-STABLE FreeBSD 10.0-STABLE #28: Sat Apr
> > 19 20:06:41 WITA 2014
> > erich at X220.alogt.com:/usr/obj/usr/src/sys/X220 amd64
> > 
> > The source and the destination file system are cyphered with geli.
> > 
> > What does this error 6 mean?
> 
> According to "man errno", it's ENXIO, Device not	configured.
> Usually it means the disk disappeared, ie. was disconnected.
> 

ok, the device was not disconnected. It was still connected
(physically) and could be mounted and used directly after the reboot.

So, either a strange contact problem or something else under high load.

Erich