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Re: 10g RAC network failure behavior

From: Keith <kknauss_at_gmail.com>
Date: 21 Aug 2006 17:07:16 -0700
Message-ID: <1156205236.810633.235900@74g2000cwt.googlegroups.com>

DA Morgan wrote:
> Keith wrote:
> > Metalink note 296878.1 describes the behavior starting with 10.1.0.4.
> >
> > DA Morgan wrote:
> >> Keith wrote:
> >>> Well, I just inherited a 2-node 10g RAC database on linux. I'm trying
> >>> to understand the network failure points, and what the behavior is
> >>> supposed to be from RAC.
> >>>
> >>> I just read a Metalink note stating that the DB and ASM are dependant
> >>> on the VIP, so a link or adapter failure on the public interconnect
> >>> would cause the instance to crash. Unfortunately there is no more
> >>> information as to why they are dependant on the the public
> >>> interconnect. Why crash the instance? What about locally connected
> >>> apps? Isn't there another hearbeat through the private interconnect?
> >>>
> >>> Also, what I haven't found is what happens when the private
> >>> interconnect fails? CSS is supposed to guard against the split brain
> >>> syndrome, but how? What happens?
> >>>
> >>> Any help would be apprecated from you RAC gurus.... and if you could
> >>> point me to the right documentation, that would be helpful too. I've
> >>> been perusing the CRS/RAC install and admin guides and I'm not finding
> >>> this information anywhere.
> >>>
> >>> Thanks in advance for your help.
> >> I've not seen anything in the documentation indicating a crash was an
> >> appropriate response. Node ejection and operating system reboots on the
> >> other hand are.
> >>
> >> Can you provide a link to the doc you are reading.
> >> --
> >> Daniel A. Morgan
> >> University of Washington
> >> damorgan_at_x.washington.edu
> >> (replace x with u to respond)
> >> Puget Sound Oracle Users Group
> >> www.psoug.org

>

> 1. Please do not top post.
>

> 2. I have not observed it with 10gR2.
> --
> Daniel A. Morgan
> University of Washington
> damorgan_at_x.washington.edu
> (replace x with u to respond)
> Puget Sound Oracle Users Group
> www.psoug.org
  1. Ok. Sorry.
  2. Thanks for the feedback.
Received on Mon Aug 21 2006 - 19:07:16 CDT

Original text of this message

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