[ClusterLabs] 2-Node Cluster Pointless?

Digimer lists at alteeve.ca
Mon Apr 17 18:19:57 UTC 2017


On 17/04/17 02:12 PM, Ian wrote:
>>  maybe I need another coffee?
> 
> No, I don't understand how it's relevant to the specific topic of
> avoiding split-brains, either.  I suppose it's possible that I also need
> coffee.

I'm trying to make the connection still, honestly, but I am still lost...

> On Mon, Apr 17, 2017 at 1:45 PM, Dimitri Maziuk <dmaziuk at bmrb.wisc.edu
> <mailto:dmaziuk at bmrb.wisc.edu>> wrote:
> 
>     On 04/17/2017 11:58 AM, Digimer wrote:
> 
>     > ... Unless I am misunderstanding, your comment is related to
>     > serviceability of clusters in general. I'm failing to link the contexts.
>     > Similarly, I'm not sure how this relates to "new" vs. "best"...
> 
>     You can't know if *a* customer can access the service it provides. You
>     can know if the service access point is up and connected to the server
>     process.
> 
>     Take a simple example of shared-nothing read-only cluster: all you need
>     to know is that the daemon is bound to '*' and the floating ip is bound
>     to eth0.
> 
>     This is the "best" in that it's simple, stupid, does all you you
>     need/can do and nothing that doesn't make your cluster run any "better".
>      It's also very unexciting.
> 
>     --
>     Dimitri Maziuk
>     Programmer/sysadmin
>     BioMagResBank, UW-Madison -- http://www.bmrb.wisc.edu
> 
> 
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-- 
Digimer
Papers and Projects: https://alteeve.com/w/
"I am, somehow, less interested in the weight and convolutions of
Einstein’s brain than in the near certainty that people of equal talent
have lived and died in cotton fields and sweatshops." - Stephen Jay Gould




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