Re: Interruptible sleeps (was Re: CommitFest 2009-07: Yay, Kevin! Thanks, reviewers!)

From: Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Interruptible sleeps (was Re: CommitFest 2009-07: Yay, Kevin! Thanks, reviewers!)
Date: 2010-08-24 08:42:49
Message-ID: 4C738609.1020600@enterprisedb.com
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On 24/08/10 04:08, Alvaro Herrera wrote:
> Excerpts from Tom Lane's message of lun ago 23 19:44:02 -0400 2010:
>> Heikki Linnakangas<heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
>
>>> [ "latch" proposal ]
>>
>> This seems reasonably clean as far as signal conditions generated
>> internally to Postgres go, but I remain unclear on how it helps for
>> response to actual signals.
>
> This could probably replace the signalling between postmaster and
> autovac launcher, as well.

Hmm, postmaster needs to stay out of shared memory..

--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com

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