libnuma interleaving oddness
clameter at sgi.com
Wed Aug 30 09:57:35 EST 2006
On Tue, 29 Aug 2006, Nishanth Aravamudan wrote:
> I don't know if this is a libnuma bug (I extracted out the code from
> libnuma, it looked sane; and even reimplemented it in libhugetlbfs for
> testing purposes, but got the same results) or a NUMA kernel bug (mbind
> is some hairy code...) or a ppc64 bug or maybe not a bug at all.
> Regardless, I'm getting somewhat inconsistent behavior. I can provide
> more debugging output, or whatever is requested, but I wasn't sure what
> to include. I'm hoping someone has heard of or seen something similar?
Are you setting the tasks allocation policy before the allocation or do
you set a vma based policy? The vma based policies will only work for
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