| From: | Decibel! <decibel(at)decibel(dot)org> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Gregory Stark <stark(at)enterprisedb(dot)com>, Keaton Adams <kadams(at)mxlogic(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [GENERAL] Template zero xid issue |
| Date: | 2007-08-08 05:09:27 |
| Message-ID: | 20070808050927.GD25704@nasby.net |
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| Lists: | pgsql-hackers |
On Tue, Aug 07, 2007 at 06:46:05PM -0400, Tom Lane wrote:
> I'm tempted to stop accepting connections once we start the shutdown
> checkpoint (ie, tell the bgwriter to shut down). This would at least
> limit the width of the window in which incoming connections get ignored.
> We could also close the sockets at that point, so that clients get an
> immediate failure instead of hanging for awhile --- then it will look
> to them like the postmaster is already gone.
Well, we're effectively shutdown at that point... I don't see much
benefit to sending a "We're in the middle of shutting down" message over
"couldn't connect to the server", which is what the client would have
gotten anyway in very short order.
--
Decibel!, aka Jim Nasby decibel(at)decibel(dot)org
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
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