| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Noah Misch <noah(at)leadboat(dot)com>, MauMau <maumau307(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-hackers(at)postgreSQL(dot)org |
| Subject: | Re: backend hangs at immediate shutdown (Re: Back-branch update releases coming in a couple weeks) |
| Date: | 2013-06-22 17:49:22 |
| Message-ID: | 20130622174922.GD1254@alap2.anarazel.de |
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| Lists: | pgsql-hackers |
On 2013-06-21 16:56:57 -0400, Alvaro Herrera wrote:
> > What we could do to improve the robustness a bit - at least on linux -
> > is to prctl(PR_SET_PDEATHSIG, SIGKILL) which would cause children to be
> > killed if the postmaster goes away...
>
> This is an interesting idea (even if it has no relationship to the patch
> at hand).
Well, we could just set the deathsig to SIGKILL and exit normally -
which would be a twoliner or so.
Admittedly the cross-platform issue makes this approach not so great...
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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