[pgpool-general: 7544] Re: Strange behavior on switchover with detach_false_primary enabled

Emond Papegaaij emond.papegaaij at gmail.com
Wed May 5 03:59:04 JST 2021


On Mon, May 3, 2021 at 3:37 PM Emond Papegaaij
<emond.papegaaij at gmail.com> wrote:
>
> On Sun, May 2, 2021 at 4:12 AM Tatsuo Ishii <ishii at sraoss.co.jp> wrote:
> > > Ok, attached is a patch for V4.2 stable branch.
> > >
> > > Also I have created a patch to test detach_false_primary under
> > > watchdog (detach_false_primary_test_V4.2.diff). To make the test work,
> > > you beed HEAD of V4.2 stable branch.
> >
> > Oops. The test patch forgot to execute whole cluster shutdown
> > (shutdownall) at the end of the script. New one is attached.
>
> I've been running tests against master for the past few days and the
> results are looking good. I've not seen any failures caused by the
> detach_false_primary.
>
> Unfortunately, I didn't have the time yet to try your latest commit on
> master with the pg_isready fix. I'll take a look at the 4.2 patch
> later this week.

I can also confirm your changes to the backend role status work as
expected. With the latest changes to master, the backend is now
reported as 'up'.

Best regards,
Emond



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