Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [Q] Default SLAB allocator | Date | Thu, 11 Oct 2012 16:10:40 -0700 |
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David Rientjes <rientjes@google.com> writes:
> On Thu, 11 Oct 2012, Andi Kleen wrote: > >> > While I've always thought SLUB was the default and recommended allocator, >> > I'm surprise to find that it's not always the case: >> >> iirc the main performance reasons for slab over slub have mostly >> disappeared, so in theory slab could be finally deprecated now. >> > > SLUB is a non-starter for us and incurs a >10% performance degradation in > netperf TCP_RR.
When did you last test? Our regressions had disappeared a few kernels ago.
-Andi
-- ak@linux.intel.com -- Speaking for myself only
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