[Pacemaker] Floating IP Address

Digimer lists at alteeve.ca
Thu Jul 18 16:39:51 EDT 2013


Be sure to enable and use stonith!

This is extremely important to avoid split-brains, and something many 
people skip at first, not properly appreciating the important role 
stonith plays.

digimer

On 18/07/13 16:29, Gopalakrishnan N wrote:
> ok thanks.. then let me start with basic functional Active/Passive node
> sync with example... (Apache)
>
> Once again thanks...
>
>
> On Fri, Jul 19, 2013 at 1:54 AM, Digimer <lists at alteeve.ca
> <mailto:lists at alteeve.ca>> wrote:
>
>     If periodic rsync does the job, then no, you don't need drbd.
>
>
>     On 18/07/13 16:12, Gopalakrishnan N wrote:
>
>         Thanks for your comments...
>
>         Ok better I can do rync periodically in crontab.
>
>         I will take up with crm itself, and still i have doubt that do I
>         need to
>         use DRBD...
>
>
>
>
>         On Fri, Jul 19, 2013 at 1:34 AM, Digimer <lists at alteeve.ca
>         <mailto:lists at alteeve.ca>
>         <mailto:lists at alteeve.ca <mailto:lists at alteeve.ca>>> wrote:
>
>              On 18/07/13 15:56, Gopalakrishnan N wrote:
>
>                  And I have some configuration files where it has to sync
>                  automatically
>                  and when the primary goes down, the secondary has to
>         come UP
>                  automatically.
>
>
>              This confuses me a little. I don't use asterix or MySQL, so
>         I don't
>              know what they need. If you need to keep files in sync
>         between the
>              nodes at all times, you need shared storage with a cluster file
>              system. If you only change the files periodically though,
>         you can
>              manually rsync the updated configs yourself and avoid this.
>
>
>              --
>              Digimer
>              Papers and Projects: https://alteeve.ca/w/
>              What if the cure for cancer is trapped in the mind of a person
>              without access to education?
>
>
>
>
>     --
>     Digimer
>     Papers and Projects: https://alteeve.ca/w/
>     What if the cure for cancer is trapped in the mind of a person
>     without access to education?
>
>


-- 
Digimer
Papers and Projects: https://alteeve.ca/w/
What if the cure for cancer is trapped in the mind of a person without 
access to education?




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