Great news! I will ask some friend to take note of this (unfortunately I
cannot join the conf this year).
Thanks a lot, MP, and Art.
Regards.
Alexandre Marini
IBM Informix Certified Professional v10 / v11.50 / v11.70
IBM Information Management Informix Technical Professional
IBM Infosphere DataStage Technical Professional
Informix Senior DBA - Orizon Brasil
BRIUG website administrator
Informix independent consultant
> To: ids@iiug.org
> From: mpruet@us.ibm.com
> Subject: Re: cmsm in a cluster + switchover? DRAUTO=1+3 ??? [30091]
> Date: Wed, 17 Apr 2013 12:32:37 -0400
>
> There's a new tool for feature requests which will be announced during
> IIUG. I'd suggest waiting for the announcement and use it for this.
>
> M.P.
>
> From: "Art Kagel"<art.kagel@gmail.com>
> To: ids@iiug.org,
> Date: 04/17/2013 11:24 AM
> Subject: Re: cmsm in a cluster + switchover? DRAUTO=3D1+3 ??? [30090]
> Sent by: ids-bounces@iiug.org
>
> You would have to enter a "feature request" with IBM support.
>
> Art
>
> Art S. Kagel
> Advanced DataTools (www.advancedatatools.com)
> Blog: http://informix-myview.blogspot.com/
>
> Disclaimer: Please keep in mind that my own opinions are my own opinion=
> s
> and do not reflect on my employer, Advanced DataTools, the IIUG, nor an=
> y
> other organization with which I am associated either explicitly,
> implicitly, or by inference. Neither do those opinions reflect those of=
>
> other individuals affiliated with any entity with which I am affiliated=
> nor
>
> those of the entities themselves.
>
> On Wed, Apr 17, 2013 at 10:50 AM, Alexandre Marini
> <alexandre@briug.org>wrote:
>
> > Ok Art, I understand.
> > But for keeping the "no downtime feature + automatic redirection" of
> cmsm,
> > I
> > would like to suggest this automatic switchover, the same way as it w=
> orks
>
> > with
> > DRAUTO=3D1, for example, for maybe a future release request.
> > Is there some contact to should I report this?
> >
> > Thanks a lot!
> >
> > Alexandre Marini
> > IBM Informix Certified Professional v10 / v11.50 / v11.70
> >
> > IBM Information Management Informix Technical Professional
> >
> > IBM Infosphere DataStage Technical Professional
> > Informix Senior DBA - Orizon Brasil
> > BRIUG website administrator
> > Informix independent consultant
> >
> > > To: ids@iiug.org
> > > From: art.kagel@gmail.com
> > > Subject: Re: cmsm in a cluster + switchover? DRAUTO=3D1+3 ??? [3008=
> 8]
> > > Date: Wed, 17 Apr 2013 10:11:26 -0400
> > >
> > > CM will hadle the initial failover, failing back to "normal" is usu=
> ally
> a
> > > manual process.
> > >
> > > Art
> > >
> > > Art S. Kagel
> > > Advanced DataTools (www.advancedatatools.com)
> > > Blog: http://informix-myview.blogspot.com/
> > >
> > > Disclaimer: Please keep in mind that my own opinions are my own
> opinions
> > > and do not reflect on my employer, Advanced DataTools, the IIUG, no=
> r
> any
> > > other organization with which I am associated either explicitly,
> > > implicitly, or by inference. Neither do those opinions reflect thos=
> e of
>
> > > other individuals affiliated with any entity with which I am affili=
> ated
>
> > nor
> > > those of the entities themselves.
> > >
> > > On Wed, Apr 17, 2013 at 6:41 AM, Alexandre Marini
> > <alexandre@briug.org>wrote:
> > >
> > > > Thanks very much, Art.
> > > > We always like to prior our primary instance, in a physical "site=
> A"> > > > location,
> > > > that=B4s what I tried to say.
> > > > What if I just move the "old primary node", now an SDS secondary
> (after
> > the
> > > > failover is finished), to a primary node?
> > > > onmode -d make primary [node]
> > > > Couldn=B4t it work? Cmsm wouldn=B4t do the automatic changes? I w=
> ill try
> > that
> > > > later... just an idea.
> > > >
> > > > Thanks, anyway.
> > > >
> > > > Alexandre Marini
> > > > IBM Informix Certified Professional v10 / v11.50 / v11.70
> > > >
> > > > IBM Information Management Informix Technical Professional
> > > >
> > > > IBM Infosphere DataStage Technical Professional
> > > > Informix Senior DBA - Orizon Brasil
> > > > BRIUG website administrator
> > > > Informix independent consultant
> > > >
> > > > > To: ids@iiug.org
> > > > > From: art.kagel@gmail.com
> > > > > Subject: Re: cmsm in a cluster + switchover? DRAUTO=3D1+3 ??? [=
> 30072]
>
> > > > > Date: Tue, 16 Apr 2013 15:37:30 -0400
> > > > >
> > > > > No. It means that you have to use the CMSM failover configurati=
> on
> and
> > let
> > > > > Connection Manager manage the failover. This has the advantage =
> that
>
> > you
> > > > > can have CM set the SDS secondary as the first choice to make i=
> nto
> > > > primary
> > > > > and leave the HDR secondary as is unless the SDS also fails the=
> n
> > upgrade
> > > > > the HDR secondary to primary.
> > > > >
> > > > > Having the CM manage failover is more robust than DR_AUTO. I ma=
> kes
> > > > > additional checks before failing over, and in 11.70 more so and=
> in
> > 12.10
> > > > > you can specify alternative communications paths to insure that=
> you
>
> > never
> > > > > end up with two primaries.
> > > > >
> > > > > Art
> > > > >
> > > > > Art S. Kagel
> > > > > Advanced DataTools (www.advancedatatools.com)
> > > > > Blog: http://informix-myview.blogspot.com/
> > > > >
> > > > > Disclaimer: Please keep in mind that my own opinions are my own=
>
> > opinions
> > > > > and do not reflect on my employer, Advanced DataTools, the IIUG=
> ,
> nor
> > any
> > > > > other organization with which I am associated either explicitly=
> ,
> > > > > implicitly, or by inference. Neither do those opinions reflect
> those
> > of
> > > > > other individuals affiliated with any entity with which I am
> > affiliated
> > > > nor
> > > > > those of the entities themselves.
> > > > >
> > > > > On Tue, Apr 16, 2013 at 2:25 PM, ALEXANDRE MARINI
> > > > <alexandre@briug.org>wrote:
> > > > >
> > > > > > Hello.
> > > > > > He have a cluster, version 11.50 (plans to upgrade soon) with=
> one
>
> > > > primary,
> > > > > > one
> > > > > > SDS, and one HDR.
> > > > > >
> > > > > > I have a simple question, but didn=B4t find the answer yet, s=
> o
> maybe
> > > > someone
> > > > > > could help me.
> > > > > >
> > > > > > If I enable DRAUTO=3D1, I can easily see the changes rolling =
> from
> hdr
> > > > > > secondary
> > > > > > to primary, and vice versa, as expected if a failure occurs.
> > > > > >
> > > > > > But now, I am trying to do a lab (in informix VA cluster
> > > > demonstration),
> > > > > > but... there is no way to do an automatic switchover (like
> > DRAUTO=3D1+3)
> > > > with
> > > > > > cmsm enabled?
> > > > > >
> > > > > > Documentation says it is even not recommended:
> > > > > > "You should configure only one failover arbitrator; either th=
> e
> > built-in
> > > > > > Informix failover arbitrator or the Connection Manager. You
> should
> > not
> > > > set
> > > > > > DRAUTO to 1 or 2 if you have configured failover using the
> > Connection
> > > > > > Manager."> > > > > >
> > > > > > Does it means that if I use cmsm features, I cannot retrieve =
> the
> > same
> > > > > > physical
> > > > > > design as I had, before the node failure?
> > > > > >
> > > > > > Thanks!
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > >
> > > >
> > > >
> > >
> >
> >
> ***********************************************************************=
> ********
>
> > > > > > Forum Note: Use "Reply" to post a response in the discussion
> forum.
> > > > > >
> > > > > >
> > > > >
> > > > > --089e0115fe5c1b43f404da7f7f09
> > > > >
> > > > >
> > > > >
> > > >
> > > >
> > >
> >
> >
> ***********************************************************************=
> ********
>
> > > > > Forum Note: Use "Reply" to post a response in the discussion fo=
> rum.
>
> > > > >
> > > >
> > > >
> > > >
> > > >
> > >
> >
> >
> ***********************************************************************=
> ********
>
> > > > Forum Note: Use "Reply" to post a response in the discussion foru=
> m.
> > > >
> > > >
> > >
> > > --001a11c382ccc2134104da8f0d96
> > >
> > >
> > >
> >
> >
> ***********************************************************************=
> ********
>
> > > =
>
> > >
> >
> >
> >
> >
> ***********************************************************************=
> ********
>
> >
> >
> >
>
> --001a11c20c9abf63e304da90cf62
>
> ***********************************************************************=
> ********
>
>
>
> =
>
>
>
>
>
*******************************************************************************
To post a response via email (IIUG members only):
1. Address it to ids@iiug.org
2. Include the bracketed message number in the subject line: [30113]
*******************************************************************************
↧