prl_disp_service (Parallels Dispatcher Service) consumes a lot of resources and causes high load:
[root@psbm ~]# top top - 22:48:31 up 95 days, 13:07, 1 user, load average: 30.44, 37.96, 36.81 Tasks: 1177 total, 1 running, 1176 sleeping, 0 stopped, 0 zombie Cpu(s): 0.8%us, 6.1%sy, 0.0%ni, 93.1%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st Mem: 131874264k total, 87087924k used, 44786340k free, 676716k buffers Swap: 4194296k total, 0k used, 4194296k free, 61388476k cached PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 9732 root 20 0 3715m 69m 19m S 200.3 0.1 238419:49 prl_disp_servic
This issue has been identified as a bug, it's ID is PSBM-18550.
This bug has already been fixed in PSBM5 - Update 9. Please install all pending updates and reboot the node in order to fix this permanently. To install all updates execute following command:
# vzup2date -m batch install