Re: Node in a 2 cluster RAC environment keeps failing over
- From: laura pena <lizzpenaorclgrp@xxxxxxxxx>
- To: Lee Jenkins <lee.jenkins_at_remotedba.co.za@xxxxxxxxxxxxxxx>,oracle-l@xxxxxxxxxxxxx
- Date: Fri, 19 Mar 2004 06:48:30 -0800 (PST)
Thanks Lee,
So frustrating.
Veritas has been working on this for the past 3 to 4
months now. They currently say the VxConfig Daemon is
crashing and have escalated the bug.
But before they said gabconfig was issue.
Thanks for the information.
--- Lee Jenkins
<lee.jenkins_at_remotedba.co.za@xxxxxxxxxxxxxxx>
wrote:
> Hi Laura,
>
> I think the set-nofastpath in my ltttab is
> specifically for a bug in HP-UX.
>
> You should probably pass it by Veritas support, but
> I would set the network
> cards to auto-negiotiate off, and set to both
> 100Mhz. (2G is overkill)
>
> Do both node have the same 100 MHz/1G setup and are
> plumbed together?i.e.
> 100->100MHz and 2G->2G?
>
> Our client setup is 2 private heartbeats (100Mhz)
> and 2 public LANs (1G).
> This way either network card can fail, and
> everything still runs.
>
> > So if I understand we should try setting
> set-nofastpath 1 in our /etc/llttab so it will use
> the slower connection to perform a heartbeat check?
> Yes.
>
> Regards,
> Lee
>
> laura pena writes:
>
> > Wow someone who has heard of this.
> >
> > Yes, we have our interconnects set to etherfp.
> > LLT link information:
> > Link Tag State Type Pri SAP
> MTU Addrlen
> > Xmit Recv Err
> LateHB
> > Broadcast
> > 0 eri0 on etherfp hipri
> 0xCAFE 1500 6
> > 261840450 240300348 0
> 89
> > FF:FF:FF:FF:FF:FF
> > 1 ce1 on etherfp hipri
> 0xCAFE 1500 6
> > 261914713 240332338 0
> 91
> > FF:FF:FF:FF:FF:FF
> >
> > we have 2 interconnects but they are of differnts
> speeds:
> > set-node VLDBN1
> > set-cluster 10
> > link eri0 /dev/eri:0 - ether - -
> > link ce1 /dev/ce:1 - ether - -
> >
> > I believe ce1 is the 2 gigabit
> > and eri0 is the 100M
> >
> >
> > This setting was done by our SA. We do have a ce0
> which is another 2 gigabit, but our SA wants to
> leave this for public connection. Do have a similar
> setup?
> >
> >
> > So if I understand we should try setting
> set-nofastpath 1 in our /etc/llttab so it will use
> the slower connection to perform a heartbeat check?
> >
> >
> > Thanks so much for responding.
> >
> >
> > -Lizz
> >
> >
> >
> >
> >
> > Lee Jenkins <lee.jenkins@xxxxxxxxxxxxxxx> wrote:
> > Hi Lizz,
> >
> >
> > I posted this response on oracle-l, but it doesn't
> seem to have appeared.
> > On a customer of ours 3 node cluster VCS v3.5
> (HP-UX), we had to set "set-nofastpath 1" in
> /etc/llttab so as to force the heartbeat to operate
> at 100Mhz. Have you got 2 heart beat interconnects?
> i.e. redundancy?
> >
> > You can get stats by running lltstat, which shows
> data volumes and errors.
> > You can run lltstat -l to check the setting of
> fastpath. "ether" means fastpath is disabled,
> "etherfp" means enabled.
> > Regards,
> > Lee
> >
> >
> > Lee Jenkins
> > RemoteDBA
> > www.remotedba.co.za
> > Tel: 011 447 0533
> > Fax: 011 447 0533
> > Cell: 083 408 0857
> >
> >
> >
> > Do you Yahoo!?
> > Yahoo! Mail - More reliable, more storage, less
> spam
>
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