| From: | Andrew Sackville-West <awest(at)janrain(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | hubert depesz lubaczewski <depesz(at)gmail(dot)com>, Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>, pgsql-bugs(at)postgresql(dot)org, Paulo Tanimoto <paulo(at)janrain(dot)com> |
| Subject: | Re: regression, deadlock in high frequency single-row UPDATE |
| Date: | 2014-12-09 17:38:33 |
| Message-ID: | CAAdHSJk5zLJH3kPpEaN8KKcHqPbW_99Ma6PDoRpV73qpf2qLYA@mail.gmail.com |
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| Lists: | pgsql-bugs |
On Tue, Dec 9, 2014 at 6:14 AM, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
wrote:
> hubert depesz lubaczewski wrote:
> > For whatever it's worth, I was able to bisect the problem to this commit:
> >
> > commit
> > 0ac5ad5134f2769ccbaefec73844f8504c4d6182
> >
> > Author: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
> >
> > Date: Wed Jan 23 12:04:59 2013 -0300
> >
> > Improve concurrency of foreign key locking
>
> I'm not surprised in the least, TBH.
>
>
Thanks for your attention to this. Is there anything we're doing wrong that
could improve this in current 9.3 versions?
A
> --
> Álvaro Herrera http://www.2ndQuadrant.com/
> PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
>
>
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