Re: Takes long time to "fail back" using pg_rewind

The link that I posted appears to be useless without modification. Use this
instead. https://commitfest.postgresql.org/17/1542/ It feels related to my
problem, even though I'm not using tablespaces.

/Regards Joakim Lundgren

Den tors 4 okt. 2018 kl 13:19 skrev Joakim Lundgren <lundgren700(at)gmail(dot)com>:

> Hi!
>
> I experience that it takes a long time (several GB of data is fetched) to
> use pg_rewind to do a failback when the former master has failed over to
> the former standby (which is now master) and is started again and very
> little data (like one row updated) is updated. I have upgraded to the
> latest version (10.5), but still think it takes equally long time. I found
> this bugfix (
> https://www.postgresql.org/message-id/flat/0A3221C70F24FB45833433255569204D1F8D6C7A(at)G01JPEXMBYT05)
> from late February this year. So would like to check if somebody knows if
> this fix is incorporated in standard postgreSQL, or if anybody else
> experience the same issue.
>
> Thanks for any answer!
>
> /Regards Joakim Lundgren
>