The kernel page fault swap daemon.
kswapd0 takes 100% (and more) until the system collapse
$ dmesg | grep -i swap Adding 995988k swap on /dev/hda1. Priority:-1 extents:1 across:995988k $ while [ 1 ] ; do free -m ; sleep 3 ; done total used free shared buffers cached Mem: 471 459 11 0 11 229 -/+ buffers/cache: 218 252 Swap: 972 0 972 $ ps efaux | grep -i swap root 160 0.0 0.0 0 0 ? S< 10:32 0:01 \_ [kswapd0] $ fdisk -l /dev/hda | grep swap /dev/hda1 1 124 995998+ 82 Linux swap / Solaris /dev/hda7 2309 2432 995998+ 82 Linux swap / Solaris $ mkswap -c /dev/hda1 $ mkswap -c /dev/hda7 $ vmstat 1 procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 5 1 24 7436 65844 180040 0 0 298 155 1087 3162 26 5 53 16 2 1 24 6956 66380 180040 0 0 536 0 1123 3307 25 6 0 69
I have also checked for Rootkit