2.4.x swap >= 2*memsize requirements status.

My practical experience with 2.2.20pre7aa1:

3 machines _without_ swap space (disabled),

2 UP's with 512 MiB memory,
one dual SMP with 1024 MiB memory,

no problems since months and 20pre#aa#.
Latency is minor than _with_ swap!

Mario

PS Not in lkml, so cc if needed.