Comment 10 for bug 484045

With swap off kswapd0 takes 0 CPU time. Everything seems to be ok.

 Linux version 2.6.31-20-generic (buildd@palmer) (gcc version 4.4.1 (Ubuntu 4.4.1-4ubuntu8) ) #58-Ubuntu SMP Fri Mar 12 05:23:09 UTC 2010 (Ubuntu 2.6.31-20.58-generic)

top - 03:40:57 up 23:19, 2 users, load average: 2.35, 2.72, 2.60
Tasks: 184 total, 1 running, 183 sleeping, 0 stopped, 0 zombie
Cpu(s): 19.6%us, 71.4%sy, 0.1%ni, 7.3%id, 0.6%wa, 0.7%hi, 0.3%si, 0.0%st
Mem: 896868k total, 780996k used, 115872k free, 40972k buffers
Swap: 0k total, 0k used, 0k free, 87144k cached