Benchmark from home/X201 (2 cores, 4 threads):

   ikq (1): 72.192397 
   ikq (2): INFO: Total processing time for 2 hosts: 74.1845
   ikq* (6): INFO: Total processing time: 117.572312
   ikq* + ikr3 (9): INFO: Total processing time: 120.307662
   ikq* + ikr (14): INFO: Total processing time: 139.769807
   ikq* + ikr (18): INFO: Total processing time: 186.354398
   ikq* + ikr (22): INFO: Total processing time: 225.793533
   ikq* + ikr (26): INFO: Total processing time: 237.06687
   ikq* + ikr (31): INFO: Total processing time: 276.912414


ikr07.ethz.ch ikr09.ethz.ch ikr10.ethz.ch ikr11.ethz.ch
ikr13.ethz.ch ikr14.ethz.ch ikr15.ethz.ch ikr16.ethz.ch
ikr17.ethz.ch ikr19.ethz.ch ikr20.ethz.ch ikr21.ethz.ch
ikr23.ethz.ch ikr24.ethz.ch ikr25.ethz.ch ikr26.ethz.ch
ikr27.ethz.ch ikr28.ethz.ch ikr29.ethz.ch ikr30.ethz.ch
ikr31.ethz.ch

cdist -c ~/p/cdist-nutzung -p ikq02.ethz.ch ikq03.ethz.ch ikq04.ethz.ch ikq05.ethz.ch ikq06.ethz.ch ikq07.ethz.ch ikr01.ethz.ch ikr02.ethz.ch ikr03.ethz.ch ikr05.ethz.ch ikr07.ethz.ch ikr09.ethz.ch ikr10.ethz.ch ikr11.ethz.ch ikr13.ethz.ch ikr14.ethz.ch ikr15.ethz.ch ikr16.ethz.ch ikr17.ethz.ch ikr19.ethz.ch ikr20.ethz.ch ikr21.ethz.ch


--------------------------------------------------------------------------------
INFO: Total processing time for 1 hosts: 72.166661
INFO: Total processing time for 2 hosts: 76.633228
INFO: Total processing time for 3 host(s): 77.199817
INFO: Total processing time for 4 host(s): 94.045175
INFO: Total processing time for 5 host(s): 103.226354
INFO: Total processing time for 6 host(s): 107.76097
INFO: Total processing time for 7 host(s): 101.571705
INFO: Total processing time for 8 host(s): 107.600093
INFO: Total processing time for 9 host(s): 116.500371
INFO: Total processing time for 10 host(s): 119.445805
INFO: Total processing time for 11 host(s): 123.944385
INFO: Total processing time for 12 host(s): 130.499098
INFO: Total processing time for 13 host(s): 137.250861
INFO: Total processing time for 14 host(s): 154.9841
INFO: Total processing time for 15 host(s): 139.659637
INFO: Total processing time for 16 host(s): 142.70005
INFO: Total processing time for 17 host(s): 148.541452
INFO: Total processing time for 18 host(s): 159.360809
INFO: Total processing time for 19 host(s): 171.907864
INFO: Total processing time for 20 host(s): 178.76695
INFO: Total processing time for 21 host(s): 183.856671
INFO: Total processing time for 22 host(s): 194.504221
INFO: Total processing time for 23 host(s): 207.314842
INFO: Total processing time for 24 host(s): 215.846502
INFO: Total processing time for 25 host(s): 217.223581
INFO: Total processing time for 26 host(s): 238.591705
INFO: Total processing time for 27 host(s): 238.478493
INFO: Total processing time for 28 host(s): 246.058718
INFO: Total processing time for 29 host(s): 264.208372
INFO: Total processing time for 30 host(s): 265.560685
INFO: Total processing time for 31 host(s): 282.264488

--------------------------------------------------------------------------------
Use:
   grep "^INFO: Total processing time" doc/dev/logs/2011-09-12 | sed 's/.*: //'
   octave
      times = [ /* paste here ]
      plot(times)
      # keep the graph
      hold on
      # Scale linearly with the single host value
      plot((1:31)*times(1))

--------------------------------------------------------------------------------
code:

octave
time = [
72.166661
76.633228
77.199817
94.045175
103.226354
107.76097
101.571705
107.600093
116.500371
119.445805
123.944385
130.499098
137.250861
154.9841
139.659637
142.70005
148.541452
159.360809
171.907864
178.76695
183.856671
194.504221
207.314842
215.846502
217.223581
238.591705
238.478493
246.058718
264.208372
265.560685
282.264488
]
plot(times, "-;cdist;", times(1)*[1:length(times)]', "-;linear;")
title("Configuration duration (cdist-2.0.0-rc4)")
ylabel("Number of hosts")
xlabel("Time in seconds")
print('cdist-2.0.0-rc4.png', '-dpng')