Re: regression, deadlock in high frequency single-row UPDATE
Andrew Sackville-West <awest@janrain.com>
From: Andrew Sackville-West <awest@janrain.com>
To: Marti Raudsepp <marti@juffo.org>
Cc: pgsql-bugs@postgresql.org
Date: 2014-08-01T15:46:43Z
Lists: pgsql-bugs
On Fri, Aug 01, 2014 at 06:40:51PM +0300, Marti Raudsepp wrote: > On Fri, Aug 1, 2014 at 2:30 AM, Andrew Sackville-West <awest@janrain.com> wrote: > > I have not been able to reproduce the deadlock by making concurrent > > UPDATEs via what amounts to a bash fork-bomb w/ psql, but I suspect my > > methodology might be too crude there. > > Another way is using pgbench. Write a script file with the SQL query > in it (must be on a single line). Then launch it as: > pgbench -f scriptfile.sql -n -c 10 dbname > a perfect, thanks I'll see if I can reproduce this way and follow up. A --
Commits
-
Add isolationtester spec for old heapam.c bug
- c9578135f769 9.6.0 landed
-
Improve concurrency of foreign key locking
- 0ac5ad5134f2 9.3.0 cited