On 4 February 2017 at 09:33, Andres Freund <andres@anarazel.de> wrote:
> For pretty much else that logic seems worse,
> because it essentially prevents any buffers ever staying in s_b when
> only ringbuffer accesses are performed.
That was exactly its intent. The ringbuffer was designed to avoid
cache spoiling by large scans.
--
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