tools/perf/benchmarks/v8.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 from telemetry import benchmark
   6
   7 from measurements import v8_detached_context_age_in_gc
   8 from measurements import v8_gc_times
   9 import page_sets
  10
  11
  12 @benchmark.Disabled('win')  # crbug.com/416502
  13 class V8GarbageCollectionCases(benchmark.Benchmark):
  14   """Measure V8 GC metrics on the garbage collection cases."""
  15   test = v8_gc_times.V8GCTimes
  16   page_set = page_sets.GarbageCollectionCasesPageSet
  17
  18   @classmethod
  19   def Name(cls):
  20     return 'v8.garbage_collection_cases'
  21
  22 # Disabled on Win due to crbug.com/416502.
  23 # TODO(rmcilroy): reenable on reference when crbug.com/456845 is fixed.
  24 @benchmark.Disabled('win', 'reference')
  25 class V8Top25(benchmark.Benchmark):
  26   """Measures V8 GC metrics on the while scrolling down the top 25 web pages.
  27
  28   http://www.chromium.org/developers/design-documents/rendering-benchmarks"""
  29   test = v8_gc_times.V8GCTimes
  30   page_set = page_sets.Top25SmoothPageSet
  31
  32   @classmethod
  33   def Name(cls):
  34     return 'v8.top_25_smooth'
  35
  36 @benchmark.Enabled('android')
  37 class V8KeyMobileSites(benchmark.Benchmark):
  38   """Measures V8 GC metrics on the while scrolling down key mobile sites.
  39
  40   http://www.chromium.org/developers/design-documents/rendering-benchmarks"""
  41   test = v8_gc_times.V8GCTimes
  42   page_set = page_sets.KeyMobileSitesSmoothPageSet
  43
  44   @classmethod
  45   def Name(cls):
  46     return 'v8.key_mobile_sites_smooth'
  47
  48 class V8DetachedContextAgeInGC(benchmark.Benchmark):
  49   """Measures the number of GCs needed to collect a detached context.
  50
  51   http://www.chromium.org/developers/design-documents/rendering-benchmarks"""
  52   test = v8_detached_context_age_in_gc.V8DetachedContextAgeInGC
  53   page_set = page_sets.PageReloadCasesPageSet
  54
  55   @classmethod
  56   def Name(cls):
  57     return 'v8.detached_context_age_in_gc'