ugw/data/preprocess.m

   1 #!/usr/bin/octave -q
   2 ## -*-octave-*-
   3
   4 datafiles = argv();
   5 datafiles = {
   6              "rtems.dat"
   7              "kernel.dat"
   8              "mmapbusy-mmap.dat"
   9              "mmapbusy-write.dat"
  10              "readnb-write.dat"
  11              "readbusy-write.dat"
  12              "readbusy-noirq.dat"
  13              "readnb-mmap.dat"
  14              "read-mmap.dat"
  15              "read-write.dat"
  16              "mmap-write.dat"
  17              "mmap-mmap.dat"
  18 };
  19
  20 quantiles = [0 0.5 0.90 0.99];
  21
  22 mat = zeros(0, length(quantiles) + 2);
  23 names = {};
  24
  25 for i=1:length(datafiles),
  26   [d, n, e, v] = fileparts(datafiles{i});
  27   try
  28     x = load(datafiles{i})*1e6;
  29     stat = csv2cell([n, "-stat.txt"], '=');
  30     lost = stat{6,2};
  31     q = quantile (x, quantiles);
  32     q = max(q, 0)';
  33     avg = mean(x);
  34   catch
  35     disp(["Skiping ", n]);
  36     continue
  37   end_try_catch
  38   mat = [ mat; q lost avg ];
  39   names{length(names)+1} = n;
  40   disp(["Added ", n]);
  41 end
  42
  43 if 0,
  44   [mat, ind] = sortrows(mat, 2);
  45   names = names(ind)
  46 end
  47 result = [names', num2cell(mat)];
  48 cell2csv("result", result, ' ', '"');