On Fri, Apr 1, 2011 at 4:38 PM, Lars Ellenberg
<lars.ellenb...@linbit.com> wrote:
> On Fri, Apr 01, 2011 at 11:35:19AM +0200, Christoph Bartoschek wrote:
>> Am 01.04.2011 11:27, schrieb Florian Haas:
>> > On 2011-04-01 10:49, Christoph Bartoschek wrote:
>> >> Am 01.04.2011 10:27, schrieb Andrew Beekhof:
>> >>> On Sat, Mar 26, 2011 at 12:10 AM, Lars Ellenberg
>> >>> <lars.ellenb...@linbit.com>   wrote:
>> >>>> On Fri, Mar 25, 2011 at 06:18:07PM +0100, Christoph Bartoschek wrote:
>> >>>>> I am missing the state: running degraded or suboptimal.
>> >>>>
>> >>>> Yep, "degraded" is not a state available for pacemaker.
>> >>>> Pacemaker cannot do much about "suboptimal".
>> >>>
>> >>> I wonder what it would take to change that.  I suspect either a
>> >>> crystal ball or way too much knowledge of drbd internals.
>> >>
>> >> The RA would be responsible to check this. For drbd any diskstate
>> >> different from UpToDate/UpToDate is suboptimal.
>> >
>> > Have you actually looked at the resource agent? It does already evaluate
>> > the disk state and adjusts the master preference accordingly. What else
>> > is there to do?
>>
>> Maybe I misunderstood Andrew's comment. I read it this way:  If we
>> introduce a new state "suboptimal", would it be hard to detect it?

No, detecting is the easy part.

>> I just wanted to express that detecting suboptimality seems not to be
>> that hard.
>
> But that state is useless for pacemaker,
> since it cannot do anything about it.

This was the part I was wondering about - if pacemaker _could_ do
something intelligent.
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