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Re: [RFC PATCH 07/11] malloc: make arena size configurable on startup
Thanks for feedback.
On Wed, Sep 11, 2019 at 09:03:59PM -0400,
DJ Delorie <firstname.lastname@example.org> wrote:
> I have no fundamental problem with tuning the heap size, but...
> 1. The heap size must always be a power of two; you need to enforce that
> in the tunable callback.
> 2. Do you have any benchmarks that show that these changes don't affect
> performance? I don't mean differing size heaps, I mean changing a
> constant to a variable in the code.
So far not yet. let me try bench-malloc-simple.c bench-malloc-thread.c
> 3. I don't see the point of heap_max_specified.
ok. Let me fix it with the next spin.
Isaku Yamahata <email@example.com>