On Mon, Nov 29, 2010 at 9:57 PM, Robert Haas <robertmh...@gmail.com> wrote:
> 1. Pin each visibility map page.  If any VM_BECOMING_ALL_VISIBLE bits
> are set, take the exclusive content lock for long enough to clear
> them.

I wonder what the performance hit will be to workloads with contention
and if this feature should be optional.

Rob Wultsch

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