| From: | Dimitri Fontaine <dfontaine(at)hi-media(dot)com> |
|---|---|
| To: | pgsql-hackers(at)postgresql(dot)org |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
| Subject: | Re: Multiplexing SUGUSR1 |
| Date: | 2008-12-09 16:24:47 |
| Message-ID: | 200812091724.50290.dfontaine@hi-media.com |
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| Lists: | pgsql-hackers |
Hi,
I hope I'm not disturbing hackers at work by talking about completely
unrelated things but...
Le mardi 09 décembre 2008, Tom Lane a écrit :
> I think we need something closer to the postmaster signal multiplexing
> mechanism, wherein there is a dedicated shared memory area of static
> layout that holds the signaling flags. And it needs to be driven off
> of knowing the target's PID, not anything else.
...this makes me recall IMessage Queues from Postgres-R, reworked by Markus to
follow your advices about postmaster and shared memory.
http://archives.postgresql.org/pgsql-hackers/2008-07/msg01420.php
Could it be the implementation we need for multiplexing signals from one
backend some others?
Regards,
--
dim
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