[Pacemaker] Pacemaker 1.1.7 order constraint syntax

[Andrew Beekhof]

On Thu, Jul 19, 2012 at 11:41 PM, Vadym Chepkov <vchepkov at gmail.com> wrote:
>
> On Jul 19, 2012, at 8:57 AM, Rasto Levrinc wrote:
>
>> On Thu, Jul 19, 2012 at 2:38 PM, Andreas Kurz <andreas at hastexo.com> wrote:
>>> On 07/19/2012 11:47 AM, Vadym Chepkov wrote:
>>>> Hi,
>>>>
>>>> When Pacemaker 1.1.7 was announced, a new feature was mentioned:
>>>>
>>>> The ability to specify that A starts after ( B or C or D )
>>>>
>>>> I wasn't able to find an example how to express it crm shell in neither man crm nor in Pacemaker Explained.
>>>> In fact, http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Pacemaker_Explained/s-resource-ordering.html doesn't have new attribute listed either.
>>>> Is it supported in crm ?
>>>
>>> I don't think it is supported in crm or any other configuration tool
>>> .... syntax for above example in xml looks like:
>>
>> Well, LCMC supports this, btw last time I checked this feature
>> is still not enabled in constrains rng in 1.1.7 by default, so you
>> have to wait at least for 1.1.8, or enable it yourself.
>> It also doesn't work if combined with colocation.
>>
>
>
> Oh, so in other words it's not supported by 1.1.7 ? Why was it in release-notes then?

It is supported, you just need to enable the "experimental" schema.
Its where we trial the syntax for new features until we're 100% happy with it.

See http://theclusterguy.clusterlabs.org/post/441442543/new-pacemaker-release-series