Daily update script for performance numbers

tools/testing/perf_testing/calc_and_send_mail.py

Index: tools/testing/perf_testing/calc_and_send_mail.py
===================================================================
--- tools/testing/perf_testing/calc_and_send_mail.py	(revision 0)
+++ tools/testing/perf_testing/calc_and_send_mail.py	(revision 0)
@@ -0,0 +1,141 @@
+#!/usr/bin/python
+
+# Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+import create_graph
+from create_graph import BROWSER_CORRECTNESS
+from create_graph import BROWSER_PERF
+from create_graph import CL_PERF
+from create_graph import COMMAND_LINE
+from create_graph import CORRECTNESS
+from create_graph import FROG
+from create_graph import FROG_MEAN
+from create_graph import TIME_SIZE
+from create_graph import V8_AND_FROG
+
+import get_current_stats
+import os
+from os.path import dirname, abspath
+import pickle
+import sys
+
+"""Compare the current performance statistics with the statistics 24 hours ago,
+and send out an email summarizing the differences."""
+
+def calculate_stats():
+  """Compare the numbers that were available at the start of the day to what the
+  current numbers are.
+
+  Returns:
+    A string providing an update on the latest perfromance numbers."""
+  test_runner_dict = pickle.load(open(get_current_stats.PICKLE_FILENAME, 'r'))
+  test_runner_dict = get_current_stats.populate_stats_dict(test_runner_dict)
+
+  browser_perf = test_runner_dict[BROWSER_PERF]
+  time_size = test_runner_dict[TIME_SIZE]
+  cl = test_runner_dict[CL_PERF]
+  correctness = test_runner_dict[BROWSER_CORRECTNESS]
+  output = summary_stats(browser_perf, time_size, cl, correctness)
+  output += specific_stats(browser_perf, time_size, cl)
+  return output
+
+def summary_stats(browser_perf, time_size, cl, correctness):
+  """Return the summarized stats report.
+
+  Args:
+    browser_perf: BrowserPerformanceTestRunner object. Holds browser perf stats.
+    time_size: CompileTimeSizeTestRunner object. 
+    cl: CommandLinePerformanceTestRunner object.
+    correctness: BrowserCorrectnessTestRunner object.
+  """
+  output = "Summary of changes in the last 24 hours: \n\nBrowser " + \
+      "performance: (revision %d)\n" % \
+      browser_perf.revision_dict[create_graph.get_browsers()[0]][FROG]\
+      [browser_perf.values_list[0]][1]
+  for browser in create_graph.get_browsers():
+    geo_mean_list = browser_perf.values_dict[browser][FROG][FROG_MEAN]
+    # TODO(efortuna): deal with the fact that the latest of all browsers may not
+    # be available.
+    output += "  %s%s\n" % ((browser + ':').ljust(25), 
+        str(geo_mean_list[1] - geo_mean_list[0]).rjust(10))
+
+  output += "\nCompile Size and Time: (revision %d)\n" % \
+      time_size.revision_dict[COMMAND_LINE][FROG][time_size.values_list[0]][1]
+  for metric in time_size.values_list:
+    metric_list = time_size.values_dict[COMMAND_LINE][FROG][metric]
+    output += "  %s%s\n" % ((metric + ':').ljust(25), 
+        str(metric_list[1] - metric_list[0]).rjust(10))
+
+  output += "\nPercentage of language tests passing (revision %d)\n" % \
+      correctness.revision_dict['chrome'][FROG][correctness.values_list[0]][1]
+  for browser in create_graph.get_browsers():
+    num_correct = correctness.values_dict[browser][FROG][CORRECTNESS]
+    output += "  %s%s%%  more passing\n" % ((browser + ':').ljust(25), 
+        str(num_correct[1] - num_correct[0]).rjust(10))
+
+  output += "\nCommandline performance: (revision %d)\n" % \
+      cl.revision_dict[COMMAND_LINE][FROG][cl.values_list[0]][1]
+  for benchmark in cl.values_list:
+    bench_list = cl.values_dict[COMMAND_LINE][FROG][benchmark]
+    output += "  %s%s\n" % ((benchmark + ':').ljust(25), 
+        str(bench_list[1] - bench_list[0]).rjust(10))
+  return output
+
+def specific_stats(browser_perf, time_size, cl):
+  """Return a string detailing all of the gory details and specifics on 
+  benchmark numbers and individual benchmark changes.
+
+  Args:
+    browser_perf: BrowserPerformanceTestRunner object. Holds browser perf stats.
+    time_size: CompileTimeSizeTestRunner object. 
+    cl: CommandLinePerformanceTestRunner object.
+  """
+  output = "\n\n---------------------------------------------\nThe latest " + \
+      "current raw numbers (and changes) for those " + \
+      "interested:\nBrowser performance:\n"
+  for v8_or_frog in V8_AND_FROG:
+    for browser in create_graph.get_browsers():
+      output += "  %s %s:\n" % (browser, v8_or_frog)
+      for benchmark in create_graph.get_benchmarks():
+        bench_list = browser_perf.values_dict[browser][v8_or_frog][benchmark]
+        output += "    %s %s%s\n" % ((benchmark + ':').ljust(25), 
+            str(bench_list[1]).rjust(10), get_amount_changed(bench_list))
+
+  output += "\nCompile Size and Time for frog:\n" 
+  for metric in time_size.values_list:
+    metric_list = time_size.values_dict[COMMAND_LINE][FROG][metric]
+    output += "    %s %s%s\n" % ((metric + ':').ljust(25), 
+        str(metric_list[1]).rjust(10), get_amount_changed(metric_list))
+
+  output += "\nCommandline performance:\n"
+  for v8_or_frog in V8_AND_FROG:
+    output += '  %s:\n' % v8_or_frog
+    for benchmark in cl.values_list:
+      bench_list = cl.values_dict[COMMAND_LINE][v8_or_frog][benchmark]
+      output += "    %s %s%s\n" % ((benchmark + ':').ljust(25), 
+          str(bench_list[1]).rjust(10), get_amount_changed(bench_list))
+
+  return output
+
+def get_amount_changed(values_tuple):
+  """Return a formatted string indicating the amount of change (positive or
+  negative) in the benchmark since the last run.
+
+  Args:
+    values_tuple: the tuple of values we are comparing the difference 
+    between."""
+  difference = values_tuple[1] - values_tuple[0]
+  prefix = '+' 
+  if difference < 0:
+    prefix = '-'
+  return ("(%s%s)" % (prefix, str(difference))).rjust(10)
+
+
+def main():
+  stats = calculate_stats()
+  print stats
+
+if __name__ == '__main__':
+  main()