Jeff Janes <jeff.ja...@gmail.com> writes: > On Wed, Mar 12, 2014 at 7:42 AM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> We've seen sporadic reports of that sort of behavior for years, but no >> developer has ever been able to reproduce it reliably. Now that you've >> got a reproducible case, do you want to poke into it and see what's going >> on?
> I didn't know we were trying to reproduce it, nor that it was a mystery. > Do anything that causes serious IO constipation, and you will probably see > that message. The cases that are a mystery to me are where there's no reason to believe that I/O is particularly overloaded. But perhaps Kaigai-san's example is only that ... regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers