Re: Major regression on hackbench with SLUB (more numbers)

Matt Mackall
2007-12-22T02:22:16Z

On Sat, 2007-12-22 at 01:28 +0100, Andi Kleen wrote:
> Ingo Molnar <mingo@elte.hu> writes:
>
> > Christoph, /proc/slabinfo is an _ABI_. You HAVE to provide it. slabtop
> > relies on it, people use it every day to monitor memory consumption.
>
> It's definitely not a stable ABI. slabtop tends to exit without any
> error message on any slabinfo version number increase and I've seen
> that happen several times in not so old kernels.
>
> Requiring just another slabtop update isn't really a big deal.

Might as well mention that SLOB also doesn't provide this functionality,
nor would it make any sense for it to try (because there are no
slab-like objects to report about).

--
Mathematics is the supreme nostalgia of our time.