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drummers-lowrise
1) Message boards : Problems and Help : how to configure BOINC client to utilize at 100% 8 cores of 32 cores linux cluster (Message 22245)
Posted 3863 days ago by burenka
i have:
-cluster 8 x 4 core Genuine Intel Intel(R) Xeon(R) CPU L5420
-Operating System Linux - 2.6.21.7-11.vSMP
-<ncpus>8</ncpus> setting in cc_config.xml

the result is:

$ top -u burenka
top - 10:49:08 up 34 days, 9:35, 2 users, load average: 30.61, 30.01, 29.96
Tasks: 407 total, 10 running, 395 sleeping, 2 stopped, 0 zombie
Cpu(s): 65.8%us, 0.7%sy, 11.8%ni, 21.7%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 25962908k total, 15803248k used, 10159660k free, 159072k buffers
Swap: 0k total, 0k used, 0k free, 13045056k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
25061 burenka 39 19 17580 12m 576 R 87 0.0 20:33.15 primegrid_cllr_
25065 burenka 39 19 15300 10m 548 R 51 0.0 25:02.54 primegrid_cllr_
25064 burenka 39 19 17580 12m 576 R 47 0.0 14:17.80 primegrid_cllr_
25068 burenka 39 19 17584 12m 576 R 47 0.0 15:55.03 primegrid_cllr_
25067 burenka 39 19 15300 10m 548 R 46 0.0 14:05.57 primegrid_cllr_
25059 burenka 39 19 17584 12m 576 R 34 0.0 20:27.97 primegrid_cllr_
25060 burenka 39 19 17580 12m 576 R 33 0.0 22:36.37 primegrid_cllr_
25069 burenka 39 19 17580 12m 576 R 33 0.0 13:32.53 primegrid_cllr_
25368 burenka 15 0 12848 1324 800 R 1 0.0 0:00.15 top
25011 burenka 18 0 27684 5836 1852 S 0 0.0 0:07.57 boinc


top - 10:51:14 up 34 days, 9:38, 2 users, load average: 29.55, 29.80, 29.89
Tasks: 408 total, 12 running, 393 sleeping, 3 stopped, 0 zombie
Cpu0 : 0.0%us, 0.0%sy,100.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu1 : 99.3%us, 0.7%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu2 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu3 : 0.0%us, 0.0%sy,100.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu4 : 99.3%us, 0.7%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu5 : 0.0%us, 0.0%sy,100.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu6 : 0.7%us, 0.3%sy, 99.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu7 : 99.7%us, 0.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu8 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu9 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu10 : 99.7%us, 0.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu11 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu12 : 38.3%us, 0.0%sy, 0.0%ni, 61.7%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu13 : 62.2%us, 0.0%sy, 0.0%ni, 37.8%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu14 : 98.7%us, 1.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu15 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu16 : 83.6%us, 0.0%sy, 0.0%ni, 16.4%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu17 : 17.1%us, 0.0%sy, 0.0%ni, 82.9%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu18 : 99.3%us, 0.7%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu19 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu20 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu21 : 99.3%us, 0.7%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu22 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu23 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu24 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu25 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu26 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu27 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu28 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu29 : 98.0%us, 2.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu30 : 99.7%us, 0.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Cpu31 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 25962908k total, 15787160k used, 10175748k free, 159080k buffers
Swap: 0k total, 0k used, 0k free, 13045300k cached


question is:
is there any additional settings needed and how should i configure BOINC to have 8 cores at 100% load?
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