Http Accept filters (accf_http)

Antony Mawer fbsd-current at mawer.org
Wed Apr 23 22:40:52 UTC 2008


Robert Watson wrote:
...
> I'm aware of a few problems relating to accept filters, and "fixing" 
> them has been on my todo list for several years.  Unfortunately, other 
> things keep getting ahead of that in the todo list.  One known issue is 
> that accept filters aren't entirely happy with the new multi-processor 
> locking world order.

Hi Robert,

Does this mean that on a multi-core system, one is better avoiding 
accept filters and accepting a small latency hit in return for better 
SMP scalability/reduced lock contention?

--Antony


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