| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Jeff Davis <pgsql(at)j-davis(dot)com> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, pgsql-bugs(at)postgresql(dot)org |
| Subject: | Re: possible bug not in open items |
| Date: | 2009-04-10 22:04:02 |
| Message-ID: | 2115.1239401042@sss.pgh.pa.us |
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| Lists: | pgsql-bugs |
Jeff Davis <pgsql(at)j-davis(dot)com> writes:
> Thank you for the explanation. My initial thinking was that either
> DoingCommandRead would protect us (for SIGINT to the backend), or we
> were going to terminate the process anyway (for SIGTERM). But it sounds
> like it leaves us in a state so unsafe that we can't even abort the
> transaction nicely.
Well, we could presumably do exit(1) regardless. But if the idea is to
have a clean shutdown, you have to get through proc_exit(), and that
requires essentially all the backend subsystems to be alive and
undamaged.
regards, tom lane
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