Robert Haas <> writes:
> On Fri, Mar 25, 2016 at 9:48 AM, Tom Lane <> wrote:
>> Robert Haas <> writes:
>>> It's stupid that we keep spending time and energy figuring out which
>>> shared memory data structures require alignment and which ones don't.
>>> Let's just align them *all* and be done with it.  The memory cost
>>> shouldn't be more than a few kB.

>> I think such a proposal should come with a measurement, not just
>> speculation about what it costs.

> About 6kB with default settings.  See below.

Sold, then.

                        regards, tom lane

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