Re: Listen / Notify rewrite - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Listen / Notify rewrite
Date
Msg-id 5353.1258134611@sss.pgh.pa.us
Whole thread Raw
In response to Re: Listen / Notify rewrite  ("Greg Sabino Mullane" <greg@turnstep.com>)
Responses Re: Listen / Notify rewrite
List pgsql-hackers
"Greg Sabino Mullane" <greg@turnstep.com> writes:
> Talk of efficiency also seems silly here - using
> shared memory is already way more efficient than our current listen/notify
> system.

Except that the proposed implementation spills to disk.  Particularly if
it has to have support for large payloads, it could very well end up
being a lot SLOWER than what we have now.
        regards, tom lane


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