[cisco-voip] CCM Failover PUB-SUB Process

[Scott Voll]

do you know what failed?  Pub or Sub?

On Mon, Jun 8, 2009 at 8:46 AM, Jim McBurnett <jim at tgasolutions.com> wrote:

>  Hi folks,
>
> Been a long time since I posted.
>
> And I am looking at a failover that occurred / did not occur as expected
> and the aftermath with a PUB/SUB
>
> The system did not failover as I would have liked, but I have yet to get
> the crash dump off the server.
>
> The system has a PUB/SUB- IPCC, and Presence and Unity (all Version 7).
>
> It looks, to me, that the end user started a process that took 74% of the
> system with 24% of the system running calls etc..
>
> And the handshakes between pub and sub got intermittent, the phones just
> were confused and the PUB crash dumped…
>
>
>
> I would like to look at this a little closer……
>
> To that end, does anyone have a DOC on what happens with failover in a step
> by step?
>
> I found this:
>
>
> http://www.cisco.com/en/US/docs/voice_ip_comm/uc_system/UC5.0.2/ipt_system_arch/UC05_FFR.html
>
> But would like more…
>
>
>
> SDL LINK out of service- then xxxx.
>
> Phones register….
>
> What tests prompt the failover?
>
> What won’t?
>
> What are the time lines?
>
>
>
>
>
> I will be opening a TAC case, but just don’t see the sense for a TAC
> engineer to hold an open case right now until I can get him/her the crash
> dump file…..
>
>
>
>
>
> Thanks,
>
> Jim
>
>
>
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>
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