Re: sinval synchronization considered harmful

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: sinval synchronization considered harmful
Date: 2011-07-21 19:53:52
Message-ID: 19175.1311278032@sss.pgh.pa.us
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Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> I think the real challenge is going to be testing. If anyone has a
> machine with weak memory ordering they can give me access to, that
> would be really helpful for flushing the bugs out of this stuff.

There are multi-CPU PPCen in the buildfarm, or at least there were last
time I broke the sinval code ;-). Note that testing on a single-core
PPC will prove nothing.

regards, tom lane

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