Messages in this thread |  | | | Date | Sat, 22 Dec 2007 03:44:34 +0100 | | From | Andi Kleen <> | | Subject | Re: Major regression on hackbench with SLUB (more numbers) |
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On Fri, Dec 21, 2007 at 08:19:42PM -0600, Matt Mackall wrote: > > 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).
% slabinfo Name Objects Objsize Space Slabs/Part/Cpu O/S O %Fr %Ef Flg ... anon_vma 1551 24 81.9K 20/18/2 128 0 90 45
Seems certainly like information that slabtop could report, even if it's not exactly the same.
-Andi
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