[Pacemaker] Few questions

[Glory Smith]

Hi All,
Anybody worked on stonith external/sbd?? if yes please reply to my following
mail.

On Fri, Feb 6, 2009 at 2:27 PM, Glory Smith <xx2glory at gmail.com> wrote:

> Hi All,
> I am New to this list.  i have few questions related to stonith external
> sbd plugin .
>
>  i saw that document says that read/write to thd sbd device is single point
> of failure . if we configure multipath then this should not be SPOF anymore
> . Right??
>
>  it says that other nodes can write fence request to the errant node's
> mailbox and the errant node gets fenced.
>  can any one explain when it will happen .
>
> According to my understanding so far, as long as the node is having access
> to sbd device it will not get fenced and once it looses access to the sbd
> device it will reset itself . so when  other nodes will get chance to fence
> a node by writing fence request?
>
> Thanks
>
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