[pgpool-general: 6211] Re: Pgpool-II online upgrade from 3.4 to 3.6 with watchdog

[Bo Peng]

Hi,

> I think I'm pretty much correct in thinking that the watchdog overhaul and improvements in 3.5 and 3.6 mean this is a clear "no".
> 
> However, just for completeness on the list could someone please answer this question with a definitive yes/no please?

Sorry for late reply.

No, you can't use Pgpool-II with mixed versions.

On Wed, 22 Aug 2018 09:01:16 +0000 (UTC)
Glyn Astill <glynastill at yahoo.co.uk> wrote:

> --------------------------------------------
> > On Wed, 17/5/17, Glyn Astill <glynastill at yahoo.co.uk> wrote:
> > Subject: Pgpool-II online upgrade from 3.4 to 3.6 with watchdog
> > To: "Pgpool-general" <pgpool-general at pgpool.net>
> > Date: Wednesday, 17 May, 2017, 11:06
> >  
> >  Hi All,
> > 
> >  We've 2 pgpool 3.4 instances in a HA setup using the pgpool
> >  watchdog to control a VIP.  We want to upgrade from 3.4 to 3.6, 
> >  will pgpool watchdog work witht mixed versions?
> > 
> >  I was wondering if we could take one pgpool instance down and
> >  upgrade it, then restart and repeat on the other instance.
> >  
> >  Regards
> >  Glyn
> 
> I think I'm pretty much correct in thinking that the watchdog overhaul and improvements in 3.5 and 3.6 mean this is a clear "no".
> 
> However, just for completeness on the list could someone please answer this question with a definitive yes/no please?
> 
> 
>  
>  
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-- 
Bo Peng <pengbo at sraoss.co.jp>
SRA OSS, Inc. Japan