From: Evgeniy Polyakov <redacted>
Date: Wed, 9 Aug 2006 09:46:48 +0400

There is another approach for that - do not use slab allocator for
network dataflow at all. It automatically has all you pros amd if
implemented correctly can have a lot of additional usefull and
high-performance features like full zero-copy and total fragmentation
avoidance.

Free advertisement for your network tree allocator Evgeniy? :-)