$ top
top - 10:47:24 up 4 days, 9:00, 1 user, load average: 6.05, 6.47, 6.43
Tasks: 159 total, 1 running, 158 sleeping, 0 stopped, 0 zombie
Cpu(s): 90.8%us, 3.5%sy, 4.2%ni, 0.8%id, 0.0%wa, 0.2%hi, 0.5%si, 0.0%st
Mem: 3107192k total, 2935744k used, 171448k free, 167248k buffers
Swap: 4096564k total, 68k used, 4096496k free, 1037672k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
4353 zimbra 18 0 872m 674m 12m S 180.3 22.2 1908:18 java
17884 root 36 19 26908 14m 5936 S 10.1 0.5 0:00.56 yum-updatesd-he
547 root 11 -5 0 0 0 S 0.3 0.0 6:53.81 kjournald
2479 dbus 15 0 2848 948 744 S 0.3 0.0 0:00.51 dbus-daemon
2598 haldaemo 15 0 6224 4212 1612 S 0.3 0.1 1:07.80 hald
2882 zimbra 18 0 226m 43m 4616 S 0.3 1.4 3:19.55 slapd
4299 zimbra 15 0 706m 125m 4400 S 0.3 4.1 4:10.02 mysqld
1 root 15 0 2160 640 548 S 0.0 0.0 0:03.03 init
2 root RT -5 0 0 0 S 0.0 0.0 0:16.92 migration/0
3 root 34 19 0 0 0 S 0.0 0.0 0:00.21 ksoftirqd/0
4 root RT -5 0 0 0 S 0.0 0.0 0:12.45 migration/1
I have restarded and it seems to have gone away. Would be nice to be alerted when this happens again. Any suggestions how to monitor this behavior?