[DRBD-user] perhaps a better error message?

Philipp Reisner philipp.reisner at linbit.com
Fri May 21 15:41:10 CEST 2004

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Friday 21 May 2004 15:43, Ron O'Hara wrote:
> Just playing with trying to add a 3rd drbd device into the config and I
> get the message:
>    can not open device: No such device or address
> The question is of course... which device? - at the point where this
> message is generated, either drbdadm or the  device driver knows which
> device it was accessing... but I dont.
> It might have been /dev/nb2 or /dev/drbd2 or the /dev/base/cnr lvm2
> device ... but perhaps not - since I have manually added all of them.
> Now I'm a bit lost trying to determine which device node the error
> message is referring to.  Ideas ? (assuming drbd allows more than 2
> devices to be replicated to other systems)
> Ron

Looks like the kernel driver has no more than two minors. 

try to load the module with 

modprobe drbd minor_count=3

: Dipl-Ing Philipp Reisner                      Tel +43-1-8178292-50 :
: LINBIT Information Technologies GmbH          Fax +43-1-8178292-82 :
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