From: | Tatsuo Ishii <ishii(at)postgresql(dot)org> |
---|---|
To: | robertmhaas(at)gmail(dot)com |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Is LISTEN/NOTIFY reliable? |
Date: | 2010-10-17 01:25:23 |
Message-ID: | 20101017.102523.1151864885595931898.t-ishii@sraoss.co.jp |
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Lists: | pgsql-hackers |
> On Sat, Oct 16, 2010 at 3:27 AM, Tatsuo Ishii <ishii(at)postgresql(dot)org> wrote:
>> Does anybody know PostgreSQL LISTEN/NOTIFY is more reliable than
>> previous versions? ,A I vaguely recall that in the previous
>> implementation, message sent by NOTIFY may not be reached to listner.
>> Does PostgreSQL 9.0's new implementation guarantee that the message is
>> received by the listener?
>
> I think it was always intended to be reliable (otherwise it's not much
> good). I think I remember a bug where notifications were being lost
> on Windows under heavy load, but I thought we fixed that...
Thanks. Maybe I was confused by the bug.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp
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