On 7 December 2012 00:06, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> Apparently the magic to preserve those values across cache resets isn't
> strong enough for this. Seems bad, because that seems to mean a sinval
> overflow leads to this and related optimizations being lost?
Which seems to back up the case for it being a hint, that the system
might not be able to honor.
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
In response to
pgsql-hackers by date
|Next:||From: Daniel Farina||Date: 2012-12-07 00:16:54|
|Subject: Re: Serious problem: media recovery fails after system or
|Previous:||From: Tom Lane||Date: 2012-12-07 00:13:58|
|Subject: Re: -DCLOBBER_CACHE_ALWAYS shows COPY FREEZE regression problem|