| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Peter Geoghegan <pg(at)heroku(dot)com> |
| Cc: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Is anyone aware of data loss causing MultiXact bugs in 9.3.2? |
| Date: | 2014-02-19 09:06:46 |
| Message-ID: | 20140219090646.GF28858@alap3.anarazel.de |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 2014-02-19 00:55:03 -0800, Peter Geoghegan wrote:
> On Wed, Feb 19, 2014 at 12:40 AM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> > Was there an index only scan or just a index scan? Any chance of a
> > corrupted index?
>
> Just an index scan. I think it's unlikely to be a corrupt index,
> because the customer said that he dropped and restored the index, and
> it's difficult to imagine how VACUUM FREEZE could then have impacted a
> plan with only a sequential scan.
I am wondering whether it's possibly either the vm or the all-visible
flag on the page...
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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