| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Cc: | Greg Stark <stark(at)enterprisedb(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Subject: | Re: Immediate shutdown and system(3) |
| Date: | 2009-02-27 15:44:01 |
| Message-ID: | 19192.1235749441@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
> Greg Stark wrote:
>> This isn't the first time we've run into the problem that we've run
>> out of signals. I think we need to multiplex all our event signals
>> onto a single signal and use some other mechanism to indicate the type
>> of message.
> Yeah. A patch to do that was discussed a while ago, as Fujii's
> synchronous replication patch bumped into that as well. I don't feel
> like changing the signaling so dramatically right now, however.
It's not really a feasible answer anyway for auxiliary processes that
have no need to be connected to shared memory.
regards, tom lane
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