Re: [Qemu-devel] [PATCH v5 13/13] cpu-exec: replace cpu->queued_work with GArray

[Emilio G. Cota]

On Tue, Aug 02, 2016 at 18:27:44 +0100, Alex Bennée wrote:
> Under times of high memory stress the additional small mallocs by a
> linked list are source of potential memory fragmentation. As we have
> worked hard to avoid mallocs elsewhere when queuing work we might as
> well do the same for the list. We convert the lists to a auto-resizeing
> GArray which will re-size in steps of powers of 2.

Would be nice to see numbers on how this compares to simply using
tcmalloc/jemalloc (or the glibc allocator, really).

Thanks,

                Emilio