Re: Proposal to add a QNX 6.5 port to PostgreSQL

From: Stephen Frost <sfrost(at)snowman(dot)net>
To: Noah Misch <noah(at)leadboat(dot)com>
Cc: Andres Freund <andres(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, "Baker, Keith [OCDUS Non-J&J]" <KBaker9(at)its(dot)jnj(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal to add a QNX 6.5 port to PostgreSQL
Date: 2014-08-10 23:11:43
Message-ID: 20140810231143.GG16422@tamriel.snowman.net
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* Noah Misch (noah(at)leadboat(dot)com) wrote:
> [Due for a new subject line?]

Probably.

> Our grace period for active backends after unclean exit of one of their peers
> is low, milliseconds to seconds. Our grace period for active backends after
> unclean exit of the postmaster is unconstrained. At least one of those
> policies has to be wrong. Like Andres and Robert, I pick the second one.

Ditto for me. The postmaster going away really is a bad sign and the
confusion due to leftover processes is terrible for our users.

Thanks,

Stephen

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