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NOTIFY does not work as expected - Mailing list pgsql-bugs

From Andrey
Subject NOTIFY does not work as expected
Date
Msg-id CAOYf6ec-TmRYjKBXLLaGaB-jrd=mjG1Hzn1a1wufUAR39PQYhw@mail.gmail.com
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Responses Re: NOTIFY does not work as expected
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PostgreSQL 9.6.9, 10.4 (broken):
A: listen test;
A: select pg_sleep(5);
    1
    2
B: notify test, 'test1';
    3
    4
    5
A: done
    6
    7
    8
    9
B: notify test, 'test2';
A:
* notification received:
  server process id: 2837
  channel: test
  payload: test
* notification received:
  server process id: 2837
  channel: test
  payload: test2

PostgreSQL 9.6.2 and earlier (workds as expected)
A: listen test;
A: select pg_sleep(5);
    1
    2
B: notify test, 'test1';
    3
    4
    5
A: done
A:
* notification received:
  server process id: 2837
  channel: test
  payload: test
    6
    7
    8
    9
B: notify test, 'test2';
A:
* notification received:
  server process id: 2837
  channel: test
  payload: test2

----------------
* This is not client-side problem - I've verified it via Wireshark.
** I've caught the bug on Postres Pro Std builds, but according to the fact that these builds are mostly identical, the bug is related to both of them.

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