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Re: LISTEN/NOTIFY and notification timing guarantees - Mailing list pgsql-hackers

From Jeff Davis
Subject Re: LISTEN/NOTIFY and notification timing guarantees
Date
Msg-id 1266345004.29919.6966.camel@jdavis
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In response to Re: LISTEN/NOTIFY and notification timing guarantees  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: LISTEN/NOTIFY and notification timing guarantees
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On Tue, 2010-02-16 at 10:38 -0500, Tom Lane wrote:
> 2. Add an extra lock to serialize writers to the queue, so that messages
> are guaranteed to be added to the queue in commit order.

I assume this is a heavyweight lock, correct?

Regards,Jeff Davis

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