On Mon, Feb 19, 2007 at 07:13:07PM +0100, Eric Dumazet wrote:
> So even with a lazy hash function, 89 % of lookups are satisfied with less
> than 6 compares.
Which sucks, as those are typically going to be cache misses (costing many
hundreds of cpu cycles). Hash chains fair very poorly under DoS conditions,
and must be removed under a heavy load. Worst case handling is very
important next to common case.
-ben
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