[DRBD-user] Bad Barrier Ack with 2.6.37

Holger Kiehl Holger.Kiehl at dwd.de
Fri Mar 25 12:27:59 CET 2011

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


On Fri, 25 Mar 2011, Lars Ellenberg wrote:

> On Fri, Mar 25, 2011 at 09:07:32AM +0000, Holger Kiehl wrote:
>> Hello,
>>
>> On Mon, 10 Jan 2011, Holger Kiehl wrote:
>>
>>> Hello,
>>>
>>> upgrading kernel on secondary from 2.6.36.2 to 2.6.37 gives me the
>>> following error on primary:
>
> Which means you are using the in-kernel DRBD module?
>
Yes.

> Or the out-of-tree drbd source code,
> and just upgraded the kernel anyways?
>
> Does this occur in "mixed version" mode only, different drbd and/or
> kernel versions on both nodes, or with both nodes on the identical
> version(s)?
>
With 2.6.37 I had both nodes (primary + secondary) running this kernel
with in-kernel DRBD module and it gave me the error. With 2.6.38.1 I
just upgraded only secondary and the primary was running 2.6.36.4 and
it reported the bad barrierack.

Regards,
Holger



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