| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Cc: | Simon Riggs <simon(at)2ndQuadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Re: [COMMITTERS] pgsql: Start background writer during archive recovery. |
| Date: | 2009-02-19 16:22:53 |
| Message-ID: | 8929.1235060573@sss.pgh.pa.us |
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Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
> Tom Lane wrote:
>> Maybe the postmaster should wait for startup process exit before
>> deciding to open for business, instead of just a signal.
> Not a bad idea. Although, there's nothing wrong with the current way
> either. The startup process does a proc_exit(0) right after sending the
> signal ATM, so there's no real work left at that point.
The thing wrong with it is assuming that nothing interesting will happen
during proc_exit(). We hang enough stuff on on_proc_exit hooks that
that seems like a pretty shaky assumption.
regards, tom lane
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