diff options
Diffstat (limited to 'src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs')
| -rw-r--r-- | src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs | 50 |
1 files changed, 7 insertions, 43 deletions
diff --git a/src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs b/src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs index 33a177a..1b747aa 100644 --- a/src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs +++ b/src/DotNetOpenAuth.Test/Performance/PerformanceTestUtilities.cs @@ -13,18 +13,13 @@ namespace DotNetOpenAuth.Test.Performance { using NUnit.Framework; internal static class PerformanceTestUtilities { - internal static Stats Baseline; + private static Stats baseline; static PerformanceTestUtilities() { - Baseline = CollectBaseline(); + baseline = CollectBaseline(); TestUtilities.TestLogger.InfoFormat( "Scaled where EmptyStaticFunction = 1.0 ({0:f1} nsec = 1.0 units)", - Baseline.Median * 1000); - } - - internal static bool IsOptimized(Assembly assembly) { - DebuggableAttribute debugAttribute = (DebuggableAttribute)System.Attribute.GetCustomAttribute(assembly, typeof(System.Diagnostics.DebuggableAttribute)); - return debugAttribute == null || !debugAttribute.IsJITOptimizerDisabled; + baseline.Median * 1000); } internal static Stats Measure(Action action, float maximumAllowedUnitTime, int samples = 10, int iterations = 100, string name = null) { @@ -38,7 +33,7 @@ namespace DotNetOpenAuth.Test.Performance { stats = timer.Measure(name ?? TestContext.CurrentContext.Test.FullName, action); } - stats.AdjustForScale(PerformanceTestUtilities.Baseline.Median); + stats.AdjustForScale(PerformanceTestUtilities.baseline.Median); TestUtilities.TestLogger.InfoFormat( "Performance counters: median {0}, mean {1}, min {2}, max {3}, stddev {4} ({5}%).", @@ -55,40 +50,9 @@ namespace DotNetOpenAuth.Test.Performance { return stats; } - internal static bool CoolOff() { - using (var pc = new System.Diagnostics.PerformanceCounter()) { - pc.CategoryName = "Processor"; - pc.CounterName = "% Processor Time"; - pc.InstanceName = "_Total"; - - TimeSpan samplingInterval = TimeSpan.FromMilliseconds(1000); - TimeSpan minimumQuietTime = TimeSpan.FromSeconds(2); - TimeSpan maximumTimeBeforeBail = TimeSpan.FromSeconds(30); - float maximumCpuUtilization = 10; - DateTime startTryingStamp = DateTime.Now; - int hitsRequired = (int)(minimumQuietTime.TotalMilliseconds / samplingInterval.TotalMilliseconds); - while (DateTime.Now - startTryingStamp < maximumTimeBeforeBail) { - int hits; - for (hits = 0; hits < hitsRequired; hits++) { - float currentCpuUtilization = pc.NextValue(); - if (currentCpuUtilization > maximumCpuUtilization) { - ////Console.WriteLine("Miss: CPU at {0}% utilization", currentCpuUtilization); - break; - } - - ////Console.WriteLine("Hit: CPU at {0}% utilization", currentCpuUtilization); - Thread.Sleep(samplingInterval); - } - - if (hits == hitsRequired) { - return true; - } - - Thread.Sleep(samplingInterval); - } - - return false; - } + private static bool IsOptimized(Assembly assembly) { + DebuggableAttribute debugAttribute = (DebuggableAttribute)System.Attribute.GetCustomAttribute(assembly, typeof(System.Diagnostics.DebuggableAttribute)); + return debugAttribute == null || !debugAttribute.IsJITOptimizerDisabled; } private static Stats CollectBaseline() { |