Horton

Re: Connections hang indefinitely while taking a gin index's LWLock buffer_content lock(PG10.7)

Alexander Korotkov <a.korotkov@postgrespro.ru>

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From: Alexander Korotkov <a.korotkov@postgrespro.ru>
To: Peter Geoghegan <pg@bowt.ie>
Cc: chenhj <chjischj@163.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2019-11-19T21:20:47Z
Lists: pgsql-hackers 
On Sun, Nov 17, 2019 at 9:18 PM Alexander Korotkov
<a.korotkov@postgrespro.ru> wrote:
> So, I've put this explanation into README patch.  I just change
> designation to better match with Lehman & Yao paper and did some minor
> enchantments.
>
> I'm going to push this patchset if no objections.

So, pushed with minor changes during backpatching.

------
Alexander Korotkov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

Commits

  1. Fix traversing to the deleted GIN page via downlink

  2. Revise GIN README

  3. Fix deadlock between ginDeletePage() and ginStepRight()