On Tue, Oct 18, 2016 at 6:27 PM, Petr Jelinek <p...@2ndquadrant.com> wrote:
> I agree though that the usability beyond the ReoderBuffer is limited
> because everything that will want to use it for part of allocations will
> get much more complicated by the fact that it will have to use two
> different allocators.
> I was wondering if rather than trying to implement new allocator we
> should maybe implement palloc_fixed which would use some optimized
> algorithm for fixed sized objects in our current allocator. The
> advantage of that would be that we could for example use that for things
> like ListCell easily (memory management of which I see quite often in
> profiles).

The sb_alloc allocator I proposed a couple of years ago would work
well for this case, I think.

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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