On 17 January 2014 13:01, Magnus Hagander <mag...@hagander.net> wrote:
> Is there any real use-case for not setting wal_buffers to -1 these days?
> Or should we just remove it and use the -1 behaviour at all times?
> IIRC we discussed not keeping it at all when the autotune behavior was
> introduced, but said we wanted to keep it "just in case". If we're not ready
> to remove it, then does that just mean that we need to fix it so we can?

Robert Haas reported that setting it to 32MB can yield a considerable
performance benefit:



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