mean_time_simul.awk

BEGIN {
  n = 0
  i = 0
  k = 0
  sum = 0
  if (m == 0)
    m = 10
  last_i = -1
}

# process begin time
# /seed/ {
#   YMD = $3
#   sub(/-/, " ", YMD)
#   sub(/-/, " ", YMD)
#   HMS = substr($4, 0, 8)
#   sub(/:/, " ", HMS)
#   sub(/:/, " ", HMS)
#   x = YMD FS HMS
#   time = mktime(x)
# }

/spec: analysis done!/ {
  X[i] = $(NF - 1)
  sum += X[i]
  ma_sum += X[i]
  i++
}

i > m && i != last_i {
  ma_sum -= X[i - int(m)]
}

i >= m && i != last_i {
  a[++k] = ma_sum/m
  last_i = i
}

END {
  now = systime()
  miss_spec = nspec - i
  mean_run = sum/i
  if (i < m) { ma_run = mean_run; m = i } else { ma_run = a[k] }
  total_mean_time = mean_run*nspec
  missing_time_mean_run = miss_spec*mean_run
  end_time_mean_run = now + missing_time_mean_run
  missing_time_movavg_run = miss_spec*ma_run
  end_time_movavg_run = now + missing_time_movavg_run
  print "number of analyzed spectra: " i
  print "mean run time: " mean_run
  print "mean time last " m " runs: " ma_run
  print "predicted simulation end using mean run time: " strftime("%F %T", end_time_mean_run)
  print "predicted simulation end using mean last " m " runs time: " strftime("%F %T", end_time_movavg_run)
}