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

Chuck Ebbert
2007-12-22T00:35:22Z

On 12/21/2007 07:28 PM, 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.
>
> Also it's not that it's a critical functionality like udev.
>

There's also Documentation/vm/slabinfo.c, which really belongs in
some kind of 'kernel utilities' package. Since it's so intimately
tied to kernel version I don't think it belongs in util-linux.