--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/distributed/weighttp/test_calc_sd_from_log.rb	Thu Jan 30 23:31:30 2014 +0900
@@ -0,0 +1,52 @@
+#!/usr/local/bin/ruby
+
+require './calc_sd_from_log.rb'
+include CalcSD
+include Math
+
+$log="
+1 
+2
+3
+4
+5
+"
+
+#puts get_sigma_from_log("./cassandra_log/log/read_cassandra.o7518")
+
+def log_parser(filename)
+  timeArray=[]
+  totalTime = 0
+  totalFailed = 0
+  timeStrArray = File.open(filename)do |file| 
+    file.readlines.select{|line| line =~ /./ }
+  end
+  return timeStrArray.collect{|strTime| strTime.to_i }
+end
+
+def create_map(timeArray) 
+  totalTime = 0
+  totalFailed = 0
+  timeArray.each {|time|
+   totalTime = totalTime + time
+  }
+  hashmap = {:totalTime => totalTime, :timeArray => timeArray, :totalFailed => totalFailed}
+end
+
+def main()
+  filename = (Time.now.to_i).to_s
+  puts "filename : "+filename
+  f = open(filename,"w")
+  f.puts $log
+  f.close()
+
+  timeArray = log_parser(filename)
+  File.delete(filename)
+  map = create_map(timeArray)
+  sigma = calclate_sigma(map)
+  puts sigma.to_s
+  puts Math.sqrt(2).to_s
+end
+
+main()
+