[Ocfs2-devel] [RFC] Integration with external clustering

[Andrew Beekhof]

On Oct 24, 2005, at 1:41 PM, Lars Marowsky-Bree wrote:

> On 2005-10-21T11:05:37, Andrew Beekhof <abeekhof at suse.de> wrote:
>
>
>> for future reference, in the context of hb2 the callout will have to
>> either:
>> - create a placement constraint to put the new clone on the  
>> correct node
>> - increase the number of clones
>> - somehow figure out if the new clone would ever be started
>> (otherwise it may block forever)
>>
>
> In that case the clone will still be orphaned/inactive after the  
> cluster
> has reached S_IDLE again.
>

that's probably the most plausible way to do it.  though it relies on  
the cluster being otherwise stable which may not always be true.

>
>> - wait for the new clone to be started
>>
>> or, do nothing (if invoked by hb2 directly)
>>
>
>
> Sincerely,
>     Lars Marowsky-Brée <lmb at suse.de>
>
> -- 
> High Availability & Clustering
> SUSE Labs, Research and Development
> SUSE LINUX Products GmbH - A Novell Business     -- Charles Darwin
> "Ignorance more frequently begets confidence than does knowledge"
>
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--
Andrew Beekhof

"Eating fruit is mean and vicious... keep your hands off Golden  
Delicious" - TISM