| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Kevin Grittner <kgrittn(at)gmail(dot)com> |
| Cc: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Steve Singer <steve(at)ssinger(dot)info>, Kevin Grittner <kgrittn(at)ymail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: snapshot too old, configured by time |
| Date: | 2016-03-20 23:28:34 |
| Message-ID: | CAM3SWZTR=J6gG2_F_ZOUbS2SttW3GWn53+tgTjDGHNfNZz77Ew@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Sun, Mar 20, 2016 at 4:25 PM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> I worry that something weird could happen there. For example, perhaps
> the page LSN on what is actually a newly recycled page could be set
> such that the backend following a stale right spuriously raises a
> "snapshot too old" error.
I mean a stale right-link, of course.
--
Peter Geoghegan
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