Re: Function to move the position of a replication slot

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Function to move the position of a replication slot
Date: 2017-09-02 22:31:10
Message-ID: 2263.1504391470@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Andres Freund <andres(at)anarazel(dot)de> writes:
> I don't quite see how you'd get corruption from a physical slot being
> forwarded? I mean you surely can get into the situation that there's
> missing WAL from wherever a standby is receiving its WAL, but that'll
> "just" break replication.

Um, doesn't advancing a slot correspond exactly to skipping some amount
of WAL?

regards, tom lane

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Andres Freund 2017-09-02 22:36:59 Re: Function to move the position of a replication slot
Previous Message Andres Freund 2017-09-02 22:28:12 Re: Function to move the position of a replication slot