Messages in this thread | | | Date | Fri, 2 Mar 2007 16:33:19 -0800 | From | William Lee Irwin III <> | Subject | Re: The performance and behaviour of the anti-fragmentation related patches |
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On Fri, Mar 02, 2007 at 02:22:56PM -0800, Andrew Morton wrote: > Opterons seem to be particularly prone to lock starvation where a cacheline > gets captured in a single package for ever.
AIUI that phenomenon is universal to NUMA. Maybe it's time we reexamined our locking algorithms in the light of fairness considerations.
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