On Wed, Aug 23, 2017 at 2:28 AM, Marco Nenciarini <marco.nenciar...@2ndquadrant.it> wrote: > I have noticed that after the 9.4.13 release PostgreSQL reliably fails > to shutdown with smart and fast method if there is a running walsender. > > The postmaster continues waiting forever for the walsender termination. > > It works perfectly with all the other major releases.
Right. A similar issue has been reported yesterday: https://www.postgresql.org/message-id/caa5_dud0o1xym8onozhrepypu-t8nzklzs1pt2jpzp0ns+v...@mail.gmail.com Thanks for digging into the origin of the problem, I was lacking of time yesterday to look at it. > I bisected the issue to commit 1cdc0ab9c180222a94e1ea11402e728688ddc37d > > After some investigation I discovered that the instruction that sets > got_SIGUSR2 was lost during the backpatch in the WalSndLastCycleHandler > function. That looks correct to me, only REL9_4_STABLE is impacted. This bug breaks many use cases like failovers :( -- Michael -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers